Class   549	ORGANIC COMPOUNDS -- PART OF THE CLASS 532-570 SERIES
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This Class 549 is considered to be an integral part of Class 260 (see the Class 260 schedule for the position of this Class in schedule hierarchy). This Class retains all pertinent definitions and class lines of Class 260.

ORGANIC COMPOUNDS (CLASS 532, SUBCLASS 1)

. (1 indent ) HETEROCYCLIC CARBON COMPOUNDS CONTAINING A HETERO RING HAVING CHALCOGEN (I.E., OXYGEN, SULFUR, SELENIUM, OR TELLURIUM) OR NITROGEN AS THE ONLY RING HETERO ATOMS (Class 540, subclass 1)

1

.. (2 indent ) Sulfur containing hetero ring (e.g., thiiranes, etc.)

2

... (3 indent ) With preservative or stabilizer

3

... (3 indent ) Heavy metal or aluminum containing

4

... (3 indent ) Boron or silicon containing

5

... (3 indent ) Phosphorus attached directly or indirectly to the hetero ring by nonionic bonding

6

.... (4 indent ) The hetero ring is five-membered

7

....• (5 indent ) Plural ring hetero atoms in the hetero ring

8

....• (5 indent ) Four chalcogens bonded directly to the same phosphorus

9

... (3 indent ) The hetero ring has at least seven members

10

.... (4 indent ) Plural ring hetero atoms in the hetero ring

11

....• (5 indent ) Plural ring sulfurs in the hetero ring

12

.... (4 indent ) Polycyclo ring system having at least three cyclos and having the hetero ring as one of the cyclos

13

... (3 indent ) The hetero ring is six-membered

14

.... (4 indent ) Plural ring hetero atoms in the hetero ring

15

....• (5 indent ) Polycyclo ring system having the hetero ring as one of the cyclos

16

....•. (6 indent ) Tricyclo ring system having the hetero ring as one of the cyclos

17

....•.. (7 indent ) Plural ring sulfurs in the hetero ring

18

....• (5 indent ) Three or more ring hetero atoms in the hetero ring

19

....•. (6 indent ) Plural ring sulfurs in the hetero ring

20

....• (5 indent ) Two ring sulfurs in the hetero ring

21

....•. (6 indent ) Chalcogen or nitrogen attached directly to the hetero ring by nonionic bonding

22

....•. (6 indent ) Chalcogen or nitrogen attached indirectly to the hetero ring by nonionic bonding

23

.... (4 indent ) Polycyclo ring system having the hetero ring as one of the cyclos

24

....• (5 indent ) The polycyclo ring system has at least four cyclos

25

....•. (6 indent ) Chalcogen attached directly to the hetero ring by nonionic bonding

26

....• (5 indent ) Tricyclo ring system having the hetero ring as one of the cyclos

27

....•. (6 indent ) Chalcogen attached directly to the hetero ring by nonionic bonding

28

.... (4 indent ) Chalcogen or nitrogen attached directly to the hetero ring by nonionic bonding

29

... (3 indent ) The hetero ring is five-membered

30

.... (4 indent ) Plural ring hetero atoms in the hetero ring

31

....• (5 indent ) Polycyclo ring system having the hetero ring as one of the cyclos

32

....•. (6 indent ) Bicyclo ring system having the hetero ring as one of the cyclos

33

....•.. (7 indent ) Chalcogen attached directly to the hetero ring by nonionic bonding

34

....• (5 indent ) Three or more ring hetero atoms in the hetero ring

35

....• (5 indent ) Two ring sulfurs in the hetero ring

36

....•. (6 indent ) Chalcogen bonded directly to ring carbon of the hetero ring

37

....•.. (7 indent ) Nitrogen or chalcogen attached indirectly to the hetero ring by nonionic bonding

38

....•. (6 indent ) Nitrogen attached directly to the hetero ring by nonionic bonding

39

....•. (6 indent ) Chalcogen attached indirectly to the hetero ring by nonionic bonding

40

....• (5 indent ) Chalcogen attached directly to ring sulfur of the hetero ring by nonionic bonding

41

.... (4 indent ) Polycyclo ring system having the hetero ring as one of the cyclos

42

....• (5 indent ) Tetracyclo ring system having the hetero ring as one of the cyclos

43

....• (5 indent ) Tricyclo ring system having the hetero ring as one of the cyclos

44

....•. (6 indent ) Chalcogen attached directly to the tricyclo ring system by nonionic bonding

45

....•.. (7 indent ) Chalcogen attached directly to the hetero ring by nonionic bonding

46

....•... (8 indent ) Chalcogen attached directly to ring sulfur of the hetero ring by nonionic bonding

47

....•... (8 indent ) Halogen attached directly to the tricyclo ring system by nonionic bonding

48

....•.. (7 indent ) Nitrogen attached directly or indirectly to the tricyclo ring system by nonionic bonding

49

....• (5 indent ) Bicyclo ring system having the hetero ring as one of the cyclos

50

....•. (6 indent ) Plural ring hetero atoms in the bicyclo ring system

51

....•. (6 indent ) Chalcogen attached directly to the bicyclo ring system by nonionic bonding

52

....•.. (7 indent ) Chalcogen attached directly to the hetero ring by nonionic bonding

53

....•... (8 indent ) Chalcogen attached directly to ring sulfur of the hetero ring by nonionic bonding

54

....•... (8 indent ) Plural chalcogens bonded directly to the bicyclo ring system

55

....•... (8 indent ) Nitrogen attached directly or indirectly to the bicyclo ring system by nonionic bonding

56

....•... (8 indent ) Halogen attached directly or indirectly to the bicyclo ring system by nonionic bonding

57

....•. (6 indent ) Nitrogen or a -C(=X)- group, wherein X is chalcogen, attached directly to the bicyclo ring system by nonionic bonding

58

....•. (6 indent ) Chalcogen attached indirectly to the bicyclo ring system by nonionic bonding

59

.... (4 indent ) Additional hetero ring containing

60

....• (5 indent ) Ring oxygen in the additional hetero ring

61

.... (4 indent ) Cyano bonded directly to the hetero ring

62

.... (4 indent ) Chalcogen bonded directly to ring carbon of the hetero ring

63

....• (5 indent ) Nitrogen attached directly to the hetero ring by nonionic bonding

64

....• (5 indent ) Having -C(=X)-, wherein X is chalcogen, bonded directly to the hetero ring

65

....• (5 indent ) Nitrogen attached indirectly to the hetero ring by nonionic bonding

66

....• (5 indent ) Chalcogen attached indirectly to the hetero ring by nonionic bonding

67

....• (5 indent ) Chalcogen attached directly to ring sulfur of the hetero ring by nonionic bonding

68

.... (4 indent ) Nitrogen attached directly to the hetero ring by nonionic bonding

69

....• (5 indent ) Having -C(=X)-, wherein X is chalcogen, bonded directly to the nitrogen

70

.... (4 indent ) Having -C(=X)-, wherein X is chalcogen, bonded directly to the hetero ring

71

....• (5 indent ) The -C(=X)- is part of a -C(=X)X- group, wherein the X's are the same or diverse chalcogens

72

....• (5 indent ) Nitrogen or chalcogen attached indirectly to the hetero ring by nonionic bonding

73

....• (5 indent ) Halogen attached directly or indirectly to the hetero ring by nonionic bonding

74

.... (4 indent ) Nitrogen attached indirectly to the hetero ring by nonionic bonding

75

....• (5 indent ) Chalcogen attached indirectly to the hetero ring by nonionic bonding

76

....•. (6 indent ) The chalcogen, X, is in a -C(=X)- group

77

....•.. (7 indent ) Unsaturated carbocyclic ring or acyclic carbon to carbon unsaturation containing

78

.... (4 indent ) Chalcogen attached indirectly to the hetero ring by nonionic bonding

79

....• (5 indent ) The chalcogen, X, is part of a -C(=X)X- group, wherein the X's are the same or diverse chalcogens

80

.... (4 indent ) Unsaturated carbocyclic ring or acyclic carbon to carbon unsaturation containing

81

.... (4 indent ) Halogen attached directly to the hetero ring by nonionic bonding

82

....• (5 indent ) Three or more halogens attached directly to the hetero ring by nonionic bonding

83

.... (4 indent ) The compound consists of the ring sulfur, carbon, and hydrogen

84

....• (5 indent ) Process of forming the hetero ring from acyclic reactants only

85

....•. (6 indent ) Metal containing catalyst utilized

86

....• (5 indent ) Process of alkylating the hetero ring

87

.... (4 indent ) Plural chalcogens double bonded directly to ring sulfur of the hetero ring

88

... (3 indent ) The hetero ring is four-membered

89

.... (4 indent ) Plural ring hetero atoms in the hetero ring

90

... (3 indent ) The hetero ring is three-membered and has chalcogen or nitrogen attached directly or indirectly thereto by nonionic bonding

200

.. (2 indent ) Oxygen containing hetero ring (e.g., dioxirane, etc.)

201

... (3 indent ) With preservative or stabilizer

202

.... (4 indent ) Oxirane containing compound with preservative or stabilizer

203

.... (4 indent ) Cyclic anhydride containing compound with preservative or stabilizer

204

.... (4 indent ) Lactone containing compound with preservative or stabilizer

205

.... (4 indent ) Compound in which the hetero ring is five-membered with preservative or stabilizer

206

... (3 indent ) Heavy metal or aluminum containing

207

.... (4 indent ) Arsenic containing

208

.... (4 indent ) The hetero ring has three members or at least seven members

209

.... (4 indent ) The metal is bonded directly to carbon, which carbon is a ring carbon of the hetero ring or which carbon is attached directly or indirectly to the hetero ring by nonionic bonding

210

.... (4 indent ) The metal is bonded directly to chalcogen, which chalcogen is attached directly or indirectly to the hetero ring by nonionic bonding

211

....• (5 indent ) The chalcogen, X, is part of a -C(=X)X- group, wherein the X's are the same or diverse chalcogens

212

.... (4 indent ) Polycyclo ring system having the hetero ring as one of the cyclos

213

... (3 indent ) Boron containing

214

... (3 indent ) Silicon containing

215

.... (4 indent ) Oxirane ring containing

216

... (3 indent ) Phosphorus bonded directly to the hetero ring

217

.... (4 indent ) Oxirane ring containing

218

... (3 indent ) Phosphorus attached indirectly to the hetero ring by nonionic bonding

219

.... (4 indent ) Oxirane ring containing

220

.... (4 indent ) Polycyclo ring system having the hetero ring as one of the cyclos

221

.... (4 indent ) Plural ring oxygens in the hetero ring

222

.... (4 indent ) Chalcogen bonded directly to the hetero ring

223

... (3 indent ) Xanthene ring system having a benzene ring bonded directly thereto para to the xanthene ring oxygen, wherein the carbon of a -COO- group is bonded directly to the benzene ring ortho to its position of attachment to the xanthene ring system, and spirolactone derivatives thereof (e.g., fluoresceins, chlorofluorans, etc.)

224

.... (4 indent ) The xanthene ring system is three cyclos of a polycyclo ring system having at least four rings (e.g., benz(c)fluorans, etc.)

225

.... (4 indent ) Nitrogen bonded directly to the xanthene ring system (e.g., rhodols, aminofluorans, etc.)

226

....• (5 indent ) Plural nitrogens bonded directly to the xanthene ring system (e.g., 2,6 diaminofluorans, etc.)

227

....•. (6 indent ) Rhodamines

228

... (3 indent ) The hetero ring contains -O-C(=X)-O- as part of its structure, wherein X is chalcogen (e.g., cyclic carbonates, etc.)

229

.... (4 indent ) The hetero ring is five-membered

230

....• (5 indent ) The five-membered hetero ring, except for the =X to the ring, is unsubstituted or hydrocarbyl substituted only

231

... (3 indent ) Cyclic anhydrides (i.e., -C(=X)OC(=X)-, wherein the X's are the same or diverse chalcogens, is part of the hetero ring)

232

.... (4 indent ) The cyclic anhydride has at least six members and is a cyclo in a polycyclo ring system

233

.... (4 indent ) The cyclic anhydride is five-membered (e.g., succinic anhydride, etc.)

234

....• (5 indent ) Polycyclo ring system having the cyclic anhydride as one of the cyclos

235

....•. (6 indent ) Tetracyclo ring system having the cyclic anhydride as one of the cyclos

236

....•. (6 indent ) Tricyclo ring system having the cyclic anhydride as one of the cyclos

237

....•.. (7 indent ) Two of the cyclos share at least three ring members (i.e., bridged)

238

....•... (8 indent ) Halogen bonded directly to the tricyclo ring system

239

....•.. (7 indent ) Plural ring oxygens in the tricyclo ring system

240

....•. (6 indent ) Bicyclo ring system having the cyclic anhydride as one of the cyclos

241

....•.. (7 indent ) Plural bicyclo ring systems each having the cyclic anhydride as one of the cyclos

242

....•... (8 indent ) Having -C(=X)-, wherein X is chalcogen, bonded directly to at least one of the bicyclo ring systems

243

....•.. (7 indent ) Nitrogen or additional chalcogen bonded directly to the bicyclo ring system

244

....•.. (7 indent ) Having -C(=X)-, wherein X is chalcogen, bonded directly to the bicyclo ring system

245

....•... (8 indent ) The -C(=X)- is part of a -C(=X)XH group, wherein the X's are the same or diverse chalcogens, or salt thereof (e.g., trimellitic anhydride, etc.)

246

....•.. (7 indent ) Halogen bonded directly to the bicyclo ring system

247

....•.. (7 indent ) Phthalic anhydride per se

248

....•... (8 indent ) Preparing by oxidation

249

....•.... (9 indent ) Fluidized catalyst

250

....•... (8 indent ) Purification or recovery

251

....•.... (9 indent ) By chemical reaction of impurity in presence of added chemical substance

252

....• (5 indent ) Plural hetero rings

253

....• (5 indent ) Nitrogen or additional chalcogen attached directly or indirectly to the cyclic anhydride by nonionic bonding

254

....• (5 indent ) Halogen attached directly or indirectly to the cyclic anhydride by nonionic bonding

255

....• (5 indent ) Acyclic carbon chain containing carbon to carbon unsaturation bonded directly to the cyclic anhydride

256

....• (5 indent ) Preparing by oxidation

257

....•. (6 indent ) Of benzene or hydrocarbyl substituted benzene

258

....•. (6 indent ) Of acyclic or alicyclic hydrocarbon

259

....•.. (7 indent ) Vanadium and phosphorus, in compound or elemental form, utilized

260

....•... (8 indent ) Additional heavy metal, other than titanium, utilized

261

....• (5 indent ) Double bond between ring members of the cyclic anhydride

262

....•. (6 indent ) Maleic anhydride per se

263

... (3 indent ) Lactones (i.e., -C(=X)O-, wherein X is chalcogen, is part of the hetero ring)

264

.... (4 indent ) Spiro

265

....• (5 indent ) The spiro includes the lactone ring

266

.... (4 indent ) The lactone ring has at least seven members

267

....• (5 indent ) Plural ring oxygens in the lactone ring

268

....• (5 indent ) Polycyclo ring system having the lactone ring as one of the cyclos

269

....•. (6 indent ) Bicyclo ring system having the lactone ring as one of the cyclos

270

....•.. (7 indent ) Additional acyclic chalcogen bonded directly to the lactone ring (e.g., zearalanone, etc.)

271

....• (5 indent ) Additional chalcogen attached directly or indirectly to the lactone ring by nonionic bonding

272

....• (5 indent ) Preparing from a cyclic ketone (i.e., a ketone where the carbonyl is part of a ring)

273

.... (4 indent ) The lactone ring is six-membered

274

....• (5 indent ) Plural ring oxygens in the lactone ring

275

....• (5 indent ) Polycyclo ring system having the lactone ring as one of the cyclos

276

....•. (6 indent ) Tetracyclo ring system having the lactone ring as one of the cyclos

277

....•.. (7 indent ) The tetracyclo ring system consists of four six-membered cyclos

278

....•... (8 indent ) At least two additional chalcogens bonded directly to the tetracyclo ring system

279

....•.. (7 indent ) Ring oxygen bonded directly to ring carbon which is a member of two cyclos in the tetracyclo ring system

280

....•. (6 indent ) Tricyclo ring system having the lactone ring as one of the cyclos

281

....•.. (7 indent ) Two of the cyclos share at least three ring members or ring carbon is shared by the three cyclos (e.g., bridged or peri compounds, etc.)

282

....•.. (7 indent ) Plural ring oxygens in the tricyclo ring system

283

....•. (6 indent ) Bicyclo ring system having the lactone ring as one of the cyclos

284

....•.. (7 indent ) Plural bicyclo ring systems each having the lactone ring as one of the cyclos

285

....•.. (7 indent ) Additional acyclic chalcogen bonded directly to the lactone ring

286

....•... (8 indent ) Benzene ring and the lactone ring bonded directly to the same acyclic carbon

287

....•.. (7 indent ) Acyclic -C(=X)-, wherein X is chalcogen, bonded directly to the lactone ring

288

....•.. (7 indent ) Nitrogen bonded directly to the bicyclo ring system

289

....•.. (7 indent ) The other cyclo of the bicyclo ring system is a six-membered carbocyclic ring to which chalcogen is directly attached

290

....•.. (7 indent ) The bicyclo lactone consists of two six-membered rings and is unsubstituted or hydrocarbyl substituted only

291

....• (5 indent ) Acyclic -C(=X)-, wherein X is chalcogen, bonded directly to the lactone ring

292

....• (5 indent ) Additional chalcogen bonded directly to the lactone ring

293

....• (5 indent ) Nitrogen attached directly or indirectly to the lactone ring by nonionic bonding

294

....• (5 indent ) Double bond between ring members of the lactone ring

295

.... (4 indent ) The lactone ring is five-membered

296

....• (5 indent ) Plural ring oxygens in the lactone ring

297

....• (5 indent ) Polycyclo ring system having the lactone ring as one of the cyclos

298

....•. (6 indent ) Tetracyclo ring system having the lactone ring as one of the cyclos

299

....•. (6 indent ) Tricyclo ring system having the lactone ring as one of the cyclos

300

....•.. (7 indent ) Two of the cyclos share at least three ring members or ring carbon is shared by the three cyclos (e.g., bridged or peri compounds, etc.)

301

....•.. (7 indent ) The tricyclo ring system consists of the lactone ring, a five-membered carbocyclic ring, and a three-membered carbocyclic ring

302

....•. (6 indent ) Bicyclo ring system having the lactone ring as one of the cyclos

303

....•.. (7 indent ) Nitrogen bonded directly to the lactone ring

304

....•.. (7 indent ) Nitrogen attached indirectly to the lactone ring by acyclic nonionic bonding

305

....•.. (7 indent ) Chalcogen attached indirectly to the lactone ring by acyclic nonionic bonding

306

....•.. (7 indent ) Plural ring oxygens in the bicyclo ring system

307

....•.. (7 indent ) The other cyclo of the bicyclo ring system is benzene (e.g., phthalides, etc.)

308

....•... (8 indent ) Two carbocyclic rings bonded directly to the same ring atom of the lactone ring

309

....•.... (9 indent ) Nitrogen bonded directly to each of the carbocyclic rings

310

....•... (8 indent ) Additional chalcogen bonded directly to the bicyclo ring system

311

....•.. (7 indent ) The bicyclo ring system consists of two five-membered rings

312

....•... (8 indent ) Acyclic carbon chain containing carbon to carbon unsaturation attached directly or indirectly to the lactone ring by nonionic bonding

313

....• (5 indent ) Additional chalcogen bonded directly to the lactone ring

314

....•. (6 indent ) At least two additional chalcogens bonded directly to the lactone ring

315

....•.. (7 indent ) Double bond between ring members of the lactone ring or chalcogen double bonded directly at the 3- or 4-position of the lactone ring (e.g., ascorbic acid, etc.)

316

....•... (8 indent ) Amine addition salts

317

....•... (8 indent ) Sulfur or -C(=X)-, wherein X is chalcogen, bonded directly to acyclic chalcogen

318

....•. (6 indent ) Acyclic -C(=X)-, wherein X is chalcogen, attached directly or indirectly to the lactone ring by nonionic bonding

319

....•. (6 indent ) Plural alkyl groups bonded directly to the same ring carbon of the lactone ring (e.g., pantolactone, etc.)

320

....• (5 indent ) Plural hetero rings

321

....• (5 indent ) Nitrogen attached directly or indirectly to the lactone ring by acyclic nonionic bonding

322

....• (5 indent ) Having -C(=X), wherein X is chalcogen, bonded directly to the lactone ring

323

....• (5 indent ) Chalcogen attached indirectly to the lactone ring by nonionic bonding

324

....• (5 indent ) Halogen attached directly or indirectly to the lactone ring by nonionic bonding

325

....• (5 indent ) Preparing by hydrogenation of cyclic anhydrides

326

....• (5 indent ) Preparing from compound containing -COO- group

327

.... (4 indent ) Acyclic carbon double bonded directly to a ring carbon of a four-membered lactone ring

328

.... (4 indent ) Four-membered lactone ring formed

329

....• (5 indent ) From a ketene (HCH=C=O, wherein H may be substituted)

330

... (3 indent ) Spiro

331

.... (4 indent ) The spiro includes a hetero ring

332

....• (5 indent ) The spiro includes a three- or four-membered hetero ring

333

....• (5 indent ) Plural ring oxygens in a spiro hetero ring

334

....•. (6 indent ) Both rings which form the spiro are hetero rings

335

....•.. (7 indent ) Two six-membered hetero rings, which each contain plural ring oxygens, form the spiro (e.g., spirobi-(meta-dioxane), etc.)

336

....•. (6 indent ) Polycyclo ring system having one of the two rings which form the spiro as one of the cyclos

337

....•.. (7 indent ) Additional hetero ring containing

338

....•... (8 indent ) Plural five-membered hetero rings

339

....•.. (7 indent ) Spiro ring is a cyclo in a tricyclo-carbocyclic ring system

340

....•... (8 indent ) Acyclic -C(=X)-, wherein X is chalcogen, containing

341

....•. (6 indent ) The spiro hetero ring is five-membered

342

....•.. (7 indent ) Acyclic -C(=X)-, wherein X is chalcogen, containing

343

....• (5 indent ) Both rings which form the spiro are hetero rings

344

....•. (6 indent ) Polycyclo ring system having one of the two hetero rings which form the spiro as one of the cyclos

345

....• (5 indent ) Bicyclo ring system having the spiro hetero ring as one of the cyclos (e.g., griseofulvin, etc.)

346

... (3 indent ) The hetero ring has at least seven members

347

.... (4 indent ) Plural ring oxygens in the hetero ring

348

....• (5 indent ) Polycyclo ring system having the hetero ring as one of the cyclos

349

....•. (6 indent ) Tricyclo ring system having the hetero ring as one of the cyclos

350

....•. (6 indent ) Bicyclo ring system having the hetero ring as one of the cyclos

351

....•.. (7 indent ) Three or more ring oxygens in the bicyclo ring system

352

....• (5 indent ) Three or more ring oxygens in the hetero ring

353

....•. (6 indent ) Exactly four oxygens in the hetero ring

354

.... (4 indent ) Polycyclo ring system having the hetero ring as one of the cyclos

355

....• (5 indent ) Bicyclo ring system having the hetero ring as one of the cyclos

356

... (3 indent ) The hetero ring is six-membered

357

.... (4 indent ) Plural ring oxygens in the hetero ring (e.g., 1,2-dioxin, etc.)

358

....• (5 indent ) Polycyclo ring system having the hetero ring as one of the cyclos

359

....•. (6 indent ) Tricyclo ring system having the hetero ring as one of the cyclos

360

....•.. (7 indent ) Two of the cyclos share at least three ring members (i.e., bridged)

361

....•.. (7 indent ) Three or more ring oxygens in the tricyclo ring system (e.g., actinospectacin, etc.)

362

....•. (6 indent ) Bicyclo ring system having the hetero ring as one of the cyclos

363

....•.. (7 indent ) The two cyclos share at least three ring members (i.e., bridged)

364

....•.. (7 indent ) Three or more ring oxygens in the bicyclo ring system

365

....•.. (7 indent ) The ring oxygens are in the 1,2- or 1,3-positions of the hetero ring

366

....•.. (7 indent ) Nitrogen attached indirectly to the hetero ring by acyclic nonionic bonding

367

....• (5 indent ) Three or more ring oxygens in the hetero ring

368

....•. (6 indent ) Trioxane per se

369

....• (5 indent ) The ring oxygens are in the 1,3-positions of the hetero ring (e.g., 1,3 dioxane, etc.)

370

....•. (6 indent ) Plural hetero rings

371

....•. (6 indent ) Nitrogen bonded directly to the hetero ring

372

....•. (6 indent ) Chalcogen or -C(=X), wherein X is chalcogen, bonded directly to the hetero ring

373

....•. (6 indent ) Nitrogen attached indirectly to the hetero ring by nonionic bonding

374

....•. (6 indent ) Chalcogen attached indirectly to the hetero ring by nonionic bonding

375

....•.. (7 indent ) The chalcogen, X, is in a -C(=X)- group

376

....•. (6 indent ) Preparing by reacting an aldehyde with a compound containing acyclic carbon to carbon unsaturation

377

....• (5 indent ) The ring oxygens are in the 1,4-positions of the hetero ring (e.g., 1,4 dioxane, etc.)

378

....•. (6 indent ) Chalcogen attached directly or indirectly to the hetero ring by nonionic bonding

379

....•.. (7 indent ) Plural chalcogens bonded directly to the hetero ring

380

....•. (6 indent ) Halogen attached directly or indirectly to the hetero ring by nonionic bonding

381

.... (4 indent ) Polycyclo ring system having the hetero ring as one of the cyclos

382

....• (5 indent ) Pentacyclo ring system having the hetero ring as one of the cyclos

383

....• (5 indent ) Tetracyclo ring system having the hetero ring as one of the cyclos

384

....•. (6 indent ) The tetracyclo ring system consists of four six-membered cyclos

385

....• (5 indent ) Tricyclo ring system having the hetero ring as one of the cyclos

386

....•. (6 indent ) Two of the cyclos share at least three ring members or ring carbon is shared by the three cyclos (e.g., bridged or peri compounds, etc.)

387

....•. (6 indent ) Plural ring oxygens in the tricyclo ring system

388

....•. (6 indent ) The tricyclo ring system consists of three six-membered cyclos (e.g., xanthene, etc.)

389

....•.. (7 indent ) Naphtho-pyrans (including hydrogenated)

390

....•.. (7 indent ) Dibenzo(b,d)pyrans (including hydrogenated)

391

....•... (8 indent ) Plural chalcogens bonded directly to the tricyclo ring system

392

....•.. (7 indent ) Chalcogen bonded directly to the hetero ring

393

....•... (8 indent ) Having -C(=X)-, wherein X is chalcogen, bonded directly to the tricyclo ring system

394

....•.. (7 indent ) Nitrogen bonded directly to the tricyclo ring system

395

....•. (6 indent ) Acyclic chalcogen bonded directly to the hetero ring

396

....• (5 indent ) Bicyclo ring system having the hetero ring as one of the cyclos

397

....•. (6 indent ) The two cyclos share at least three ring members (i.e., bridged)

398

....•. (6 indent ) The bicyclo ring system consists of the hetero ring and a six-membered carbocyclic ring

399

....•.. (7 indent ) Chalcogen bonded directly to the hetero ring

400

....•... (8 indent ) Plural chalcogens bonded directly to the hetero ring

401

....•... (8 indent ) Chalcogen bonded directly to the ring carbon para to the ring oxygen (e.g., chromones, etc.)

402

....•.... (9 indent ) Having -C(=X)-, wherein X is chalcogen, bonded directly to the hetero ring

403

....•.... (9 indent ) Benzene ring bonded directly to the hetero ring (e.g., flavones, etc.)

404

....•.. (7 indent ) Nitrogen bonded directly to the bicyclo ring system

405

....•.. (7 indent ) Having -C(=X)-, wherein X is chalcogen, bonded directly to the bicyclo ring system

406

....•.. (7 indent ) Carbocyclic ring bonded directly to the hetero ring of the bicyclo ring system (e.g., flavanes, etc.)

407

....•.. (7 indent ) Chalcogen or nitrogen attached indirectly to the hetero ring by acyclic nonionic bonding

408

....•.. (7 indent ) Chalcogen bonded directly to the carbocyclic ring of the bicyclo ring system (e.g., tocopherols, etc.)

409

....•... (8 indent ) Chalcogen double bonded or plural chalcogens bonded directly to the carbocyclic ring (e.g., coenzyme Q, etc.)

410

....•... (8 indent ) Chalcogen of a -C(=X)X- group, wherein the X's are the same or diverse chalcogens, bonded directly to the carbocyclic ring of the bicyclo ring system (e.g., tocopherol esters, etc.)

411

....•... (8 indent ) Preparing from 1,4-di-oxygen substituted carbocyclic ring (e.g., of p benzoquinones, p-hydroquinones, etc.)

412

....•... (8 indent ) Processes for chemical modification of substituents on the carbocyclic ring of the bicyclo ring system (e.g., alkylation of tocopherols, etc.)

413

....•... (8 indent ) Purification or recovery

414

.... (4 indent ) Plural hetero rings

415

....• (5 indent ) Plural six-membered hetero rings

416

.... (4 indent ) Chalcogen bonded directly to the hetero ring

417

....• (5 indent ) Plural chalcogens bonded directly to the hetero ring

418

....•. (6 indent ) Hydroxy bonded directly at the 3-position and oxygen double bonded directly at the 4-position of the hetero ring (H of -OH may be replaced by a substituted or unsubstituted ammonium ion or a Group IA or IIA light metal)

419

....• (5 indent ) Nitrogen attached directly or indirectly to the hetero ring by acyclic nonionic bonding

420

....• (5 indent ) Having -C(=X)-, wherein X is chalcogen, attached directly or indirectly to the hetero ring by acyclic nonionic bonding

421

....• (5 indent ) Alicyclic ring bonded directly to the chalcogen

422

....• (5 indent ) Five-membered carbocyclic ring having the hetero ring as part of one substituent and -COO- as part of another substituent (e.g., prostaglandin intermediates, etc.)

423

....• (5 indent ) Hydroxy or halogen attached directly or indirectly to the hetero ring by acyclic nonionic bonding (H of -OH may be replaced by a substituted or unsubstituted ammonium ion or a Group IA or IIA light metal)

424

.... (4 indent ) Nitrogen bonded directly to the hetero ring

425

.... (4 indent ) Having -C(=X)-, wherein X is chalcogen, bonded directly to the hetero ring

426

.... (4 indent ) Nitrogen attached indirectly to the hetero ring by nonionic bonding

427

.... (4 indent ) Chalcogen attached indirectly to the hetero ring by nonionic bonding

428

.... (4 indent ) Halogen attached directly or indirectly to the hetero ring by nonionic bonding

429

... (3 indent ) The hetero ring is five-membered

430

.... (4 indent ) Plural ring oxygens in the hetero ring

431

....• (5 indent ) Three or more ring oxygens in the hetero ring (e.g., ozonides, etc.)

432

....• (5 indent ) Polycyclo ring system having the hetero ring as one of the cyclos

433

....•. (6 indent ) Tricyclo ring system having the hetero ring as one of the cyclos

434

....•. (6 indent ) Bicyclo ring system having the hetero ring as one of the cyclos

435

....•.. (7 indent ) Plural hetero rings

436

....•.. (7 indent ) Having -C(=X)-, wherein X is chalcogen, bonded directly to the bicyclo ring system

437

....•.. (7 indent ) Acyclic chalcogen bonded directly to the bicyclo ring system

438

....•... (8 indent ) Having -C(=X)-, wherein X is chalcogen, attached indirectly to the bicyclo ring system by nonionic bonding

439

....•.. (7 indent ) Nitrogen bonded directly to the bicyclo ring system

440

....•.. (7 indent ) Nitrogen attached indirectly to the bicyclo ring system by nonionic bonding

441

....•... (8 indent ) The nitrogen is bonded directly to a -C(=X)- group, wherein X is chalcogen

442

....•... (8 indent ) The nitrogen is attached directly to carbon by a double or triple bond

443

....•... (8 indent ) Chalcogen attached indirectly to the bicyclo ring system by nonionic bonding

444

....•.... (9 indent ) The chalcogen, X, is in a -C(=X)- group

445

....•.. (7 indent ) Chalcogen attached indirectly to the ring system by nonionic bonding

446

....•... (8 indent ) The chalcogen, X, is in a -C(=X)- group

447

....•.... (9 indent ) The -C(=X)- is part of a -C(=X)X- group, wherein the X's are the same or diverse chalcogens

448

....• (5 indent ) Plural hetero rings

449

....• (5 indent ) Nitrogen or chalcogen bonded directly to the hetero ring

450

....• (5 indent ) Having -C(=X)-, wherein X is chalcogen, bonded directly to the hetero ring

451

....• (5 indent ) Nitrogen attached indirectly to the hetero ring by nonionic bonding

452

....•. (6 indent ) The nitrogen is bonded directly to a -C(=X)- group, wherein X is chalcogen

453

....• (5 indent ) Chalcogen attached indirectly to the hetero ring by nonionic bonding

454

....•. (6 indent ) The chalcogen, X, is in a -C(=X)- group

455

....• (5 indent ) Halogen attached directly or indirectly to the hetero ring by nonionic bonding

456

.... (4 indent ) Polycyclo ring system having the hetero ring as one of the cyclos

457

....• (5 indent ) Tetracyclo ring system having the hetero ring as one of the cyclos

458

....• (5 indent ) Tricyclo ring system having the hetero ring as one of the cyclos

459

....•. (6 indent ) Two of the cyclos share at least three ring members (i.e., bridged)

460

....•. (6 indent ) Dibenzofurans (including hydrogenated)

461

....•.. (7 indent ) Having -C(=X)-, wherein X is chalcogen, attached directly or indirectly to the tricyclo ring system by nonionic bonding

462

....• (5 indent ) Bicyclo ring system having the hetero ring as one of the cyclos

463

....•. (6 indent ) The two cyclos share at least three ring members (i.e., bridged)

464

....•. (6 indent ) Plural ring oxygens in the bicyclo ring system

465

....•. (6 indent ) The bicyclo ring system consists of two five-membered cyclos

466

....•. (6 indent ) Acyclic chalcogen bonded directly to the hetero ring

467

....•. (6 indent ) Nitrogen attached directly or indirectly to the hetero ring by acyclic nonionic bonding

468

....•. (6 indent ) Having -C(=X)-, wherein X is chalcogen, bonded directly to the hetero ring

469

....•. (6 indent ) Benzene ring bonded directly to the hetero ring

470

....•. (6 indent ) Chalcogen of -C(=X)X-, wherein the X's are the same or diverse chalcogens, bonded directly to the carbocyclic ring of the bicyclo ring system

471

....•. (6 indent ) Plural double bonds between ring members of the hetero ring

472

.... (4 indent ) Plural hetero rings

473

....• (5 indent ) Acyclic -C(=X)-, wherein X is chalcogen, attached directly or indirectly to the hetero ring by nonionic bonding

474

.... (4 indent ) Cyano bonded directly to the hetero ring

475

.... (4 indent ) Chalcogen bonded directly to the hetero ring

476

....• (5 indent ) Plural chalcogens bonded directly to the hetero ring

477

....•. (6 indent ) Chalcogen double bonded directly to the hetero ring

478

....•. (6 indent ) Having -C(=X)-, wherein X is chalcogen, attached directly or indirectly to the hetero ring by nonionic bonding

479

....• (5 indent ) Double bond between ring members of the hetero ring

480

.... (4 indent ) Nitrogen bonded directly to the hetero ring

481

....• (5 indent ) Nitro bonded directly to the hetero ring

482

....•. (6 indent ) The hetero ring and an additional nitrogen are bonded directly to the same carbon

483

.... (4 indent ) Having -C(=X)-, wherein X is chalcogen, bonded directly to the hetero ring

484

....• (5 indent ) The -C(=X)- is part of a -C(=X)X- group, wherein the X's are the same or diverse chalcogens

485

....•. (6 indent ) Plural -C(=X)X- groups bonded directly to the hetero ring

486

....•. (6 indent ) The carbon of the -C(=X)X- group is bonded directly at the 3-position of the hetero ring

487

....• (5 indent ) Nitrogen bonded directly to the -C(=X)- group

488

....• (5 indent ) Additional chalcogen attached indirectly to the hetero ring by nonionic bonding

489

....• (5 indent ) Preparation of furfural (i.e., furan-2-aldehyde)

490

....• (5 indent ) Purification or recovery of furfural

491

.... (4 indent ) Nitrogen attached indirectly to the hetero ring by nonionic bonding

492

....• (5 indent ) Nitrogen and the hetero ring are single bonded directly to the same acyclic saturated hydrocarbon group

493

....•. (6 indent ) The nitrogen is bonded directly to a -C(=X)- group, wherein X is chalcogen

494

....•. (6 indent ) Having -C(=X)-, wherein X is chalcogen, attached indirectly to the hetero ring by nonionic bonding

495

....•. (6 indent ) Chalcogen attached indirectly to the hetero ring by acyclic nonionic bonding

496

....• (5 indent ) Having -C(=X)-, wherein X is chalcogen, attached indirectly to the hetero ring by nonionic bonding

497

.... (4 indent ) Chalcogen attached indirectly to the hetero ring by nonionic bonding

498

....• (5 indent ) The chalcogen, X, is in a -C(=X)- group

499

....•. (6 indent ) The -C(=X)- is part of a -C(=X)X- group, wherein the X's are the same or diverse chalcogens

500

....•.. (7 indent ) Plural -C(=X)X- groups attached indirectly to the hetero ring by nonionic bonding

501

....•.. (7 indent ) Additional chalcogen attached indirectly to the hetero ring by nonionic bonding

502

....• (5 indent ) Plural chalcogens attached indirectly to the hetero ring by nonionic bonding

503

....• (5 indent ) Preparing by hydrogenation of furfural

504

.... (4 indent ) Halogen attached directly or indirectly to the hetero ring by nonionic bonding

505

.... (4 indent ) Plural double bonds between ring members of the hetero ring

506

....• (5 indent ) Hydrocarbyl substituted

507

.... (4 indent ) One double bond between ring members of the hetero ring

508

.... (4 indent ) Preparing from compound containing -COO- group

509

.... (4 indent ) Preparing from a hydroxy containing compound

510

... (3 indent ) The hetero ring is four-membered

511

.... (4 indent ) Sulfur or halogen attached directly or indirectly to the hetero ring by nonionic bonding

512

... (3 indent ) The hetero ring is three-membered consisting of one oxygen and two carbons

513

.... (4 indent ) Processes

514

....• (5 indent ) Epihalohydrin, glycerol monohalohydrin or glycerol dihalohydrin reactant

515

....•. (6 indent ) Glycidyl ester formed by bonding the oxy of a -COO- group directly to an acyclic carbon which is bonded directly to an oxirane ring

516

....•. (6 indent ) Glycidyl ether formed by bonding oxygen directly to an acyclic carbon which is bonded directly to an oxirane ring

517

....•.. (7 indent ) Phenolic ether formed

518

....• (5 indent ) Oxirane ring formed

519

....•. (6 indent ) Carbonyl of aldehyde or ketone reacted to form oxirane ring

520

....•. (6 indent ) By dehydrohalogenation of a halohydrin or by reacting a hypohalite or hypohalous acid with an ethylenically unsaturated compound at the site of unsaturation

521

....•.. (7 indent ) Oxirane ring and chalcogen, cyano, nitrogen, or halogen are bonded directly to the same carbon (e.g., glycidyl ester formed, etc.)

522

....•.. (7 indent ) Oxirane ring is unsubstituted or hydrocarbyl substituted only

523

....•. (6 indent ) Epoxidation at site of ethylenic unsaturation

524

....•.. (7 indent ) Liquid phase epoxidation

525

....•... (8 indent ) Organic peracid utilized

526

....•.... (9 indent ) In situ formation of the organic peracid from carboxylic acid and hydrogen peroxide

527

....•....• (10 indent ) Epoxidizing unsaturated fat or fatty oil, or unsaturated derivative thereof

528

....•.... (9 indent ) Epoxidizing unsaturated fat or fatty oil, or unsaturated derivative thereof

529

....•... (8 indent ) Organic hydroperoxide reactant

530

....•.... (9 indent ) Boron containing catalyst utilized

531

....•... (8 indent ) Hydrogen peroxide utilized

532

....•... (8 indent ) Air or molecular oxygen utilized

533

....•.... (9 indent ) Heavy metal containing catalyst utilized

534

....•.. (7 indent ) Silver containing catalyst utilized

535

....•... (8 indent ) Fluidized catalyst

536

....•... (8 indent ) Additional heavy metal containing material utilized (e.g., promoter which contains heavy metal utilized, etc.)

537

....•... (8 indent ) Group IIA light metal containing material utilized

538

....•... (8 indent ) Purification or recovery

539

....• (5 indent ) Ether or -COO- group formed

540

....• (5 indent ) Isomerization, halogenation, hydrogenation, or dehydrohalogenation to form compound

541

....• (5 indent ) Purification or recovery

542

....•. (6 indent ) By adsorption or by chemical reaction with impurity

543

.... (4 indent ) Polycyclo ring system having the hetero ring as one of the cyclos

544

....• (5 indent ) Tetracyclo ring system having the hetero ring as one of the cyclos

545

....• (5 indent ) Tricyclo ring system having the hetero ring as one of the cyclos

546

....• (5 indent ) Bicyclo ring system having the hetero ring as one of the cyclos

547

....•. (6 indent ) Plural bicyclo ring systems each having a hetero ring as one of the cyclos

548

.... (4 indent ) Having -C(=X)-, wherein X is chalcogen, bonded directly to the hetero ring

549

....• (5 indent ) The -C(=X)- is part of a -C(=X)X- group, wherein the X's are the same or diverse chalcogens

550

.... (4 indent ) Cyano, nitrogen, or halogen bonded directly to the hetero ring

551

.... (4 indent ) Nitrogen attached indirectly to the hetero ring by nonionic bonding

552

....• (5 indent ) Cyano or nitrogen and the hetero ring bonded directly to the same carbon

553

....• (5 indent ) The nitrogen is bonded directly to a -C(=X)- group, wherein X is chalcogen

554

.... (4 indent ) Chalcogen attached indirectly to the hetero ring by nonionic bonding

555

....• (5 indent ) Chalcogen and the hetero ring bonded directly to the same carbon (e.g., glycidyl ethers, etc.)

556

....•. (6 indent ) Sulfur or -C(=X)-, wherein X is chalcogen, attached indirectly to the hetero ring by nonionic bonding

557

....•.. (7 indent ) The chalcogen, X, is part of a -C(=X)X- group or a -X-X- group, wherein the X's are the same or diverse chalcogens (e.g., -COO-HCH-oxirane, etc.)

558

....•. (6 indent ) Halogen attached indirectly to the hetero ring by nonionic bonding

559

....•.. (7 indent ) Carbocyclic ring containing

560

....•. (6 indent ) Carbocyclic ring containing

561

....• (5 indent ) The chalcogen, X, is part of a -C(=X)X- group, wherein the X's are the same or diverse chalcogens

562

....•. (6 indent ) Additional -C(=X)- or other sulfur attached indirectly to the hetero ring

563

.... (4 indent ) Halogen attached indirectly to the hetero ring by nonionic bonding

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