LINES WITH OTHER CLASSES AND WITHIN THIS CLASS
In this series of classes, class 568 is to be considered as an integral part of class 260 (after subclass 585) and follows the schedule hierarchy retaining all pertinent definitions and class lines of class 260.

This subclass is indented under subclass 1. Compounds under Class 532, ... which contain boron.

SEE OR SEARCH CLASS:
588, Hazardous or Toxic Waste Destruction or Containment, subclass 206 and 213-225 for the destruction of organic hazardous or toxic waste containing halogen, sulfur, oxygen, phosphorus, or metals.

This subclass is indented under subclass 1. Compounds which contain phosphorus.

This subclass is indented under subclass 1. Compounds which
contain two or more boron atoms.
(1) Note. Included herein are, for example, the reaction products of diborane and an unsaturated organic compound.

This subclass is indented under subclass 3. Compounds which contain at least ten boron atoms.

This subclass is indented under subclass 4. Compounds which contain sulfur, oxygen, halogen, or a metal selected from Group IA or IIA of the Periodic Table having a specific gravity less than four.

This subclass is indented under subclass 1. Compounds which contain sulfur, oxygen, halogen, or a metal selected from Group IA or IIA of the Periodic Table having a specific gravity less than four.

This subclass is indented under subclass 1. Compounds which contain boron having three acyclic substituents consisting of hydrogen and carbon.
(1) Note. An example of a compound provided for herein is: [figure]

This subclass is indented under subclass 1. Compounds under Class 532, ... which contain phosphorus.

SEE OR SEARCH CLASS:
588, Hazardous or Toxic Waste Destruction or Containment, subclass 206 and 213-222 for the destruction of organic hazardous or toxic waste containing halogen, sulfur, oxygen, or phosphorus.

This subclass is indented under subclass 8. Compounds wherein at least one hydrogen of the phosphonium radical PH[subscrpt]4[end subscrpt] is substituted by an organic radical.

This subclass is indented under subclass 9. Compounds which contain at least two phosphorus atoms.

This subclass is indented under subclass 9. Compounds which contain sulfur or oxygen.

This subclass is indented under subclass 8. Compounds in which phosphorus is a ring member.

This subclass is indented under subclass 8. Compounds which contain sulfur or oxygen.

This subclass is indented under subclass 13. Compounds wherein sulfur or oxygen is bonded directly to phosphorus.

This subclass is indented under subclass 14. Compounds which contain sulfur or oxygen bonded indirectly to phosphorus.
(1) Note. Some examples of compounds provided for herein are: [figure]

This subclass is indented under subclass 8. Compounds which contain halogen.

This subclass is indented under subclass 8. Compounds which contain a benzene ring.

This subclass is indented under subclass 1. Compounds under Class 532, ... which contain sulfur.

SEE OR SEARCH CLASS:
588, Hazardous or Toxic Waste Destruction or Containment, subclass 206 and 213-225 for the destruction of organic hazardous or toxic waste containing halogen, sulfur, oxygen, nitrogen, phosphorus, or metals.

This subclass is indented under subclass 18. Products wherein the sulfur containing compound is mixed with a preserving or stabilizing agent which functions to prevent physical or chemical change.

This subclass is indented under subclass 18. Compounds which contain a

This subclass is indented under subclass 18. Compounds which contain sulfur directly bonded to sulfur.

This subclass is indented under subclass 21. Compounds which contain oxygen.

This subclass is indented under subclass 22. Compounds wherein sulfur or oxygen is bonded directly to a ring.

This subclass is indented under subclass 21. Compounds which contain halogen.

This subclass is indented under subclass 21. Compounds which contain a benzene ring.

This subclass is indented under subclass 21. Processes wherein the compound is prepared by reacting a compound containing a -SH or -SM group where M is a Group IA or IIA metal having a specific gravity less than four.

This subclass is indented under subclass 18. Compounds which contain oxygen directly bonded to sulfur.
(1) Note. Examples of compounds provided for herein are: [figure]

This subclass is indented under subclass 27. Compounds wherein at least two oxygens are directly bonded to the same sulfur atom.

This subclass is indented under subclass 28. Compounds which contain [figure]

This subclass is indented under subclass 28. Compounds which contain nitrogen.

This subclass is indented under subclass 28. Compounds which contain a

This subclass is indented under subclass 28. Compounds which contain oxy.

This subclass is indented under subclass 32. Compounds wherein oxy is bonded directly to a ring.

This subclass is indented under subclass 28. Compounds which contain at least two rings.

This subclass is indented under subclass 28. Compounds which contain at least two halogen atoms.

This subclass is indented under subclass 27. Compounds which contain nitrogen or at least two sulfur atoms.

37.
This subclass is indented under subclass 27. Compounds which contain a

This subclass is indented under subclass 18. Compounds having the R-S-R structure wherein the R's are diverse or identical organic radicals.

This subclass is indented under subclass 38. Compounds which contain oxygen.

This subclass is indented under subclass 39. Compounds which contain a Group IA or IIA metal having a specific gravity less than four.
(1) Note. An example of a compound provided for herein is: [figure]

This subclass is indented under subclass 39. Compounds which contain a

This subclass is indented under subclass 41. Compounds which contain two organic radicals bonded directly to the carbonyl.

This subclass is indented under subclass 42. Compounds which contain oxy or halogen.

This subclass is indented under subclass 39. Compounds which contain nitrogen.

This subclass is indented under subclass 39. Compounds which contain two or more oxygen atoms.

This subclass is indented under subclass 45. Compounds which contain two or more -OH groups.

This subclass is indented under subclass 46. Compounds which contain at least two rings.

This subclass is indented under subclass 47. Compounds wherein at least two rings are bonded directly to the same sulfur atom.

This subclass is indented under subclass 45. Compounds which contain at least two rings.

This subclass is indented under subclass 45. Compounds which contain at least one -SH group or two or more [figure]

This subclass is indented under subclass 39. Compounds wherein oxygen is directly bonded to a ring.

This subclass is indented under subclass 51. Compounds which contain two or more rings.

This subclass is indented under subclass 52. Compounds wherein at least two rings are bonded directly to the same sulfur atoms.

This subclass is indented under subclass 51. Compounds wherein sulfur is directly bonded to a ring.

This subclass is indented under subclass 39. Compounds which contain an -OH group.

This subclass is indented under subclass 38. Compounds which contain halogen.

This subclass is indented under subclass 38. Compounds which contain at least one -SH group or two or more R-S-R groups.

This subclass is indented under subclass 38. Compounds which contain two or more rings.

This subclass is indented under subclass 38. Compounds which do not include a ring.

This subclass is indented under subclass 59. Compounds wherein the R groups in R-S-R are identical acyclic groups.

This subclass is indented under subclass 18. Compounds which contain a -SH or -SM group where M is a Group IA or IIA metal having a specific gravity less than four.

This subclass is indented under subclass 61. Compounds which contain oxygen.

This subclass is indented under subclass 62. Compounds which contain the following g roup:

This subclass is indented under subclass 62. Compounds wherein oxygen is directly bonded to a ring.

This subclass is indented under subclass 61. Compounds which contain halogen.

This subclass is indented under subclass 61. Compounds which contain two or more -SH groups.

This subclass is indented under subclass 61. Compounds which contain a benzene ring.

This subclass is indented under subclass 67. Processes wherein the compound is prepared by utilizing a halogen containing, heavy metal containing, or aluminum containing material in any way, e.g., as a catalyst, reactant, etc.

This subclass is indented under subclass 61. Compounds which do not include a ring.

This subclass is indented under subclass 69. Processes wherein the compound is prepared by reacting hydrogen sulfide or a hydrosulfide or a metal, e.g., reacting H[subscrpt]2[end subscrpt]S or NaSH.

This subclass is indented under subclass 70. Processes wherein the compound is prepared by reacting hydrogen sulfide or a metal hydrosulfide and an organic hydroxy-containing compound.

This subclass is indented under subclass 70. Processes wherein the compound is prepared by reacting hydrogen sulfide or a metal hydrosulfide and a compound containing carbon to carbon unsaturation.

This subclass is indented under subclass 72. Processes wherein a material containing boron, phosphorus, or silicon is utilized in any way, e.g., as a catalyst, reactant, etc.

This subclass is indented under subclass 18. Compounds which contain halogen.

This subclass is indented under subclass 18. Compounds which contain oxygen.

SEE OR SEARCH THIS CLASS, SUBCLASS:
27 for compounds in which it is known that oxygen is bonded directly to sulfur.

This subclass is indented under subclass 75. Compounds which contain a nitro (-NO ) or nitrosos (-NO) group.

This subclass is indented under subclass 18. Compounds which contain a carbocyclic ring.

This subclass is indented under subclass 1. Compounds under Class 532, ... which contain oxygen.
(1) Note. An example of a compound provided for herein is: [figure]

SEE OR SEARCH CLASS:
588, Hazardous or Toxic Waste Destruction or Containment, subclasses 206-225 and 255 for the destruction of organic hazardous or toxic waste containing halogen, sulfur, oxygen, nitrogen, phosphorus, or metals.

This subclass is indented under subclass 300. Compounds which contain the following structure: [figure]

SEE OR SEARCH CLASS:
549, Organic Compounds, subclass 327 for diketenes. According to ozonolysis and X-ray analysis, diketenes have the following structure: [figure]

This subclass is indented under subclass 301. Compounds which contain the following structure: [figure]

This subclass is indented under subclass 300. Compounds having the following structure wherein the R's are diverse or identical organic radicals: [figure]

This subclass is indented under subclass 303. Products wherein the ketone is mixed with a preserving or stabilizing agent which functions to prevent physical or chemical change.

This subclass is indented under subclass 303. Compounds which contain nitrogen.

This subclass is indented under subclass 305. Compounds which contain a benzene ring.

This subclass is indented under subclass 305. Compounds which do not include a ring.

This subclass is indented under subclass 303. Compounds which contain a benzene ring.

This subclass is indented under subclass 308. Processes which are directed to the preparation, purification, recovery, or treatment in any way of a benzene ring containing ketone.

This subclass is indented under subclass 309. Processes wherein the compound is prepared by transformation or rearrangement of the elements of a starting compound without adding or taking away any elements.

This subclass is indented under subclass 309. Processes wherein the compound is prepared by reacting CO or by reacting a compound which contains a -O-O- group.

This subclass is indented under subclass 309. Processes wherein the compound is prepared by reacting an aldehyde or ketone.

This subclass is indented under subclass 312. Processes wherein the compound is prepared by reacting an aldehyde with a ketone.

This subclass is indented under subclass 312. Processes wherein the compound is prepared by reacting an aldehyde or ketone and a compound containing a -COO- group, or by reacting an aldehyde or ketone which contains a -COO- group.

This subclass is indented under subclass 312. Processes wherein the compound is prepared by reacting an aldehyde or ketone and an oxy containing compound, or by reacting an oxy containing aldehyde or ketone.

This subclass is indented under subclass 312. Processes wherein the compound is prepared by reacting an aldehyde or ketone and a halogen containing compound, or by reacting a
halogen containing aldehyde or ketone.

This subclass is indented under subclass 312. Processes wherein the compound is prepared by reacting an aldehyde or ketone and an unsaturated alicyclic hydrocarbon or an unsaturated acyclic hydrocarbon.

This subclass is indented under subclass 312. Processes wherein the compound is prepared by reacting an aldehyde or ketone and gaseous hydrogen or wherein the compound is prepared from an aldehyde or ketone utilizing a material containing a Group IA or IIA metal having a specific gravity less than four in any way, e.g., as a reactant, catalyst, solvent, etc.
(1) Note. The Group IA or IIA light metal can also be a part of the aldehyde or ketone reactant.

This subclass is indented under subclass 309. Processes wherein the compound is prepared by reacting a compound containing a -COO- group, e.g., a carboxylic acid, ester, or anhydride.

This subclass is indented under subclass 309. Processes wherein the compound is prepared by oxidizing an organic compound utilizing gaseous oxygen.

This subclass is indented under subclass 320. Processes which include preparing a compound containing two or more rings.

This subclass is indented under subclass 309. Processes wherein the compound is prepared by reacting an oxy containing compound.

This subclass is indented under subclass 309. Processes wherein the compound is prepared by reacting a halogen containing compound.

This subclass is indented under subclass 309. Processes which include separating the compound from impurities or from the reaction mixture.

This subclass is indented under subclass 308. Compounds which contain at least two rings.

This subclass is indented under subclass 325. Compounds which contain a polycyclo ring system.

This subclass is indented under subclass 326. Compounds wherein the polycyclo ring system consists of two rings.

This subclass is indented under subclass 327. Compounds wherein the bicyclo ring system is the naphthyl ring system.

This subclass is indented under subclass 325. Compounds which contain at least one alicyclic ring.

This subclass is indented under subclass 329. Compounds which contain a five-membered alicyclic ring.

This subclass is indented under subclass 325. Compounds which contain a

This subclass is indented under subclass 331. Compounds wherein two benzene rings are directly bonded to the same

This subclass is indented under subclass 332. Compounds which contain oxy.

This subclass is indented under subclass 331. Compounds which contain the 1,3-dipheny1-2-propen-1 one nucleus, [figure]

This subclass is indented under subclass 308. Compounds wherein is bonded directly to the benzene ring.

This subclass is indented under subclass 335. Compounds which contain oxy.

This subclass is indented under subclass 336. Compounds wherein the oxy is directly bonded to the benzene ring.

This subclass is indented under subclass 303. Processes which are directly to the preparation, purification, recovery, or treatment of an alicyclic ring containing ketone.

This subclass is indented under subclass 338. Processes which are directly to the preparation, purification,
recovery, or treatment of camphor (see below) or a salt thereof. [figure]

This subclass is indented under subclass 339. Processes which include separating the compound from impurites or from the reaction mixture.

This subclass is indented under subclass 338. Processes wherein the compound is produced by transformation or rearrangement of the elements of a starting compound without adding or taking away any elements.

This subclass is indented under subclass 338. Processes wherein the compound is produced by reacting CO or by reacting a compound which contains a -O-O- group.

This subclass is indented under subclass 338. Processes wherein the compound is produced by reacting an aldehyde or ketone.

This subclass is indented under subclass 343. Processes wherein the compound is produced by oxidizing an aldehyde or ketone utilizing gaseous oxygen.
(1) Note. Included in this subclass are processes of preparing a cycloalkanedione by oxidizing a cycloalkanone with gaseous oxygen.

This subclass is indented under subclass 343. Processes wherein the compound is produced by reacting an aldehyde with a ketone.

This subclass is indented under subclass 343. Processes wherein the compound is produced by reacting an aldehyde of ketone with a compound containing a -COO- group, or by reacting an aldehyde or ketone which contains such a group.

This subclass is indented under subclass 343. Processes wherein the compound is prepared by reacting an aldehyde or ketone and an oxy containing compound, or by reacting an oxy containing aldehyde or ketone.

This subclass is indented under subclass 343. Processes wherein the compound is prepared by reacting an aldehyde or ketone and a halogen containing compound, or by reacting a halogen containing aldehyde or ketone.

This subclass is indented under subclass 343. Processes wherein the compound is prepared by reacting an aldehyde or ketone and an acyclic unsaturated hydrocarbon.

This subclass is indented under subclass 343. Processes wherein the compound is prepared by reacting an aldehyde or ketone and gaseous hydrogen or wherein the compound is prepared from an aldehyde or ketone utilizing a material containing a Group IA or IIA metal having a specific gravity less than four in any way, e.g., as a reactant, catalyst, solvent, etc.
(1) Note. The Group IA or IIA light metal can also be a part of the aldehyde or ketone reactant.

This subclass is indented under subclass 343. Processes wherein the compound is prepared from an aldehyde or ketone utilizing a material containing nitrogen in any way, e.g., as a reactant, catalyst, solvent, etc.

This subclass is indented under subclass 343. Processes wherein the compound is prepared from an aldehyde or ketone utilizing a material containing boron, phosphorus, or sulfur in any way, e.g., as a reactant, catalyst, solvent, etc.

This subclass is indented under subclass 343. Processes wherein the compound is prepared by reacting two or more ketones together.

This subclass is indented under subclass 338. Processes wherein the compound is prepared by reacting a compound containing a -COO- group, e.g., a carboxylic acid, ester or anhydride.

This subclass is indented under subclass 354. Processes wherein the compound is prepared by reacting a compound containing at least two -COO- groups.

This subclass is indented under subclass 354. Processes wherein the -COO- containing reactant contains an unsaturated carbon to carbon linkage.

This subclass is indented under subclass 338. Processes wherein the compound is prepared by oxidizing an organic compound utilizing gaseous oxygen.

Processes under sublass 357 which include preparing the compound in two or more stages or zones, each including oxidation with gaseous oxygen.

This subclass is indented under subclass 357. Processes which include oxidizing an organic compound with gaseous oxygen utilizing a boron containing material in any way, e.g., as a catalyst, reactant, solvent, etc.

This subclass is indented under subclass 357. Processes which include oxidizing an organic compound with gaseous
oxygen utilizing a material which contains a metal having a specific gravity greater than four in any way, e.g., as a catalyst, reactant, etc.

This subclass is indented under subclass 338. Processes wherein the compound is prepared by reacting an oxy containing compound.

This subclass is indented under subclass 361. Processes wherein the oxy containing compound is a phenol.

This subclass is indented under subclass 361. Processes which include preparing the compound by reacting an oxy containing compound and an inorganic oxygen containing compound.

This subclass is indented under subclass 338. Processes wherein the compound is prepared by reacting a halogen containing compound.

This subclass is indented under subclass 338. Processes wherein the compound is prepared by reacting an ethylenically or acetylenically unsaturated hydrocarbon.

This subclass is indented under subclass 338. Processes which include separating the compound from impurities or from the reaction mixture.

This subclass is indented under subclass 303. Compounds which contain at least two alicyclic rings.

This subclass is indented under subclass 367. Compounds which contain a polycyclo ring system.

This subclass is indented under subclass 368. Compounds wherein the polycyclo ring system consists of four rings.

This subclass is indented under subclass 369. Compounds wherein the tetracyclo ring system consists of two five-membered cyclos and two six-membered cyclos.
(1) Note. Examples of compounds provided for herein are: [figure]

This subclass is indented under subclass 370. Compounds wherein the two six-membered rings of the tetracyclo ring system are fused to each other.
(1) Note. An example of a compound provided for herein is: [figure]

This subclass is indented under subclass 369. Compounds wherein the tetracyclo ring system consists of four six-membered rings.
(1) Note. An example of a compound provided for herein is: [figure]

This subclass is indented under subclass 368. Compounds wherein the polycyclo ring system consists of three rings.

This subclass is indented under subclass 368. Compounds wherein the polycyclo ring system consists of two rings.

This subclass is indented under subclass 303. Compounds which contain an alicyclic ring having seven or more ring carbons.

This subclass is indented under subclass 303. Compounds which include a six-membered alicyclic ring.

This subclass is indented under subclass 376. Compounds wherein the ring is partially unsaturated.

This subclass is indented under subclass 377. Compounds which contain a 2,6,6-trialkylcyclohexenyl nucleus.

This subclass is indented under subclass 303. Compounds which include a five-membered alicyclic ring.

This subclass is indented under subclass 379. Compounds which contain halogen.

This subclass is indented under subclass 303. Compounds which include a four-membered alicyclic ring.

This subclass is indented under subclass 303. Compounds which do not include a ring.

This subclass is indented under subclass 382. Processes
which are directed to the preparation, purification, recovery, or treatment in any way of an acyclic ketone.

This subclass is indented under subclass 383. Processes wherein the compound is prepared by transformation or rearrangement of the elements of a starting compound without adding or taking away any elements.

This subclass is indented under subclass 383. Processes wherein the compound is prepared by reacting a compound which contains a -O-O- group.

This subclass is indented under subclass 383. Processes wherein the compound is prepared by reacting a compound which contains a ring.

This subclass is indented under subclass 383. Processes wherein the compound is prepared by reacting CO.

This subclass is indented under subclass 383. Processes wherein the compound is prepared by reacting an aldehyde or ketone.

This subclass is indented under subclass 388. Processes wherein the compound is prepared by oxidizing an aldehyde or ketone, or another organic compound in conjunction with an aldehyde or ketone, utilizing gaseous oxygen as the oxidizing agent.

This subclass is indented under subclass 388. Processes wherein the compound is prepared by reacting an aldehyde with a ketone.

This subclass is indented under subclass 388. Processes wherein the compound is prepared by reacting an aldehyde or ketone and an oxy containing compound, or by reacting an oxy containing aldehyde or ketone.

This subclass is indented under subclass 391. Processes wherein the compound is prepared by reacting an oxy containing aldehyde or ketone.

This subclass is indented under subclass 388. Processes wherein the compound is prepared by reacting an aldehyde or ketone and a halogen containing compound, or by reacting a halogen containing aldehyde or ketone.

This subclass is indented under subclass 393. Processes
wherein the compound is prepared by reacting a halogen containing aldehyde or ketone.

This subclass is indented under subclass 388. Processes wherein the compound is prepared by reacting an aldehyde or ketone and an unsaturated acyclic hydrocarbon.

This subclass is indented under subclass 388. Processes wherein the compound is prepared by reacting an aldehyde or ketone and gaseous hydrogen, or wherein the compound is prepared from an aldehyde or ketone utilizing a material containing a Group IA or IIA metal having a specific gravity less than four in any way, e.g., as a reactant, catalyst, solvent, etc.
(1) Note. The Group IA or IIA metal can also be a part of the aldehyde or ketone reactant.

This subclass is indented under subclass 383. Processes wherein the compound is prepared by reacting a compound containing a -COO- group, e.g., a carboxylic acid, ester, or anhydride.

This subclass is indented under subclass 397. Processes wherein the-COO- containing reactant contains an unsaturated carbon to carbon linkage.

Oxidation of hydrocarbon mixtures:
This subclass is indented under subclass 383. Processes wherein the compound is prepared by oxidizing a mixture of hydrocarbons.

This subclass is indented under subclass 383. Processes wherein the compound is prepared by oxidizing an organic compound utilizing gaseous oxygen.

This subclass is indented under subclass 399. Processes which include an acyclic unsaturated hydrocarbon as a reactant.

This subclass is indented under subclass 400. Processes which include utilizing a material containing silver, gold, palladim, platinum, rhodium, iridium, ruthenium, or osmium as a catalyst.

This subclass is indented under subclass 399. Processes wherein the compound is prepared by oxidizing a hydroxy containing reactant with gaseous oxygen.

This subclass is indented under subclass 383. Processes wherein the compound is prepared by reacting an oxy containing compound.

This subclass is indented under subclass 403. Processes wherein the compound is prepared by reacting an oxy containing compound utilizing a material containing phosphorus, sulfur, or halogen in any way, e.g., as a reactant, catalyst, solvent, etc.

This subclass is indented under subclass 403. Processes wherein the compound is prepared by utilizing an ether or a polyhydroxy containing compound in any way, e.g., as a reactant, solvent, etc.

This subclass is indented under subclass 403. Processes wherein the compound is prepared by reacting an oxy containing compound utilizing an aluminum or silicon containing a material in any way, e.g., as reactant, catalyst, solvent, etc.

This subclass is indented under subclass 383. Processes wherein the compound is prepared by reacting a halogen containing compound.

This subclass is indented under subclass 383. Processes wherein the compound is prepared by reacting a compound containing an unsaturated carbon to carbon linkage.

This subclass is indented under subclass 408. Processes wherein the carbon to carbon unsaturation is acetylenic.

This subclass is indented under subclass 383. Processes which include separating the compound from impurities or from the reaction mixture.

This subclass is indented under subclass 410. Processes wherein the compound purified or recovered has the following structure in which one or more hydrogens may be replaced by halogens:

This subclass is indented under subclass 382. Compounds which contain at least two groups.

This subclass is indented under subclass 412. Compounds which contain an oxy group.

This subclass is indented under subclass 382. Compounds which contain an oxy or a peroxy group, i.e., -0- or -0-0- containing.

This subclass is indented under subclass 414. Compounds which contain an unsaturated carbon to carbon linkage.

This subclass is indented under subclass 414. Compounds which contain halogen.

This subclass is indented under subclass 382. Compounds which contain an unsaturated carbon to carbon linkage.

This subclass is indented under subclass 417. Compounds which contain halogen.

This subclass is indented under subclass 382. Compounds which contain halogen.

This subclass is indented under subclass 300. Compounds having the following structure wherein R is H or an organic radcal:

This subclass is indented under subclass 420. Products wherein the aldehyde is mixed with a preserving or stabilizing agent which functions to prevent physical or chemical change.

This subclass is indented under subclass 421. Products which contain, as illustrated below, (formaldehyde) in admixture with a preserving or stabilizing agent.

This subclass is indented under subclass 420. Compounds which contain nitrogen.

This subclass is indented under subclass 423. Compounds which contain a benzene ring.

This subclass is indented under subclass 420. Compounds which contain a benzene ring.

This subclass is indented under subclass 425. Processes which are directed to the preparation, recovery, or treatment in any way of a benzene ring containing aldehyde.

This subclass is indented under subclass 426. Processes wherein the compound is prepared by transformation or rearrangement of the elements of a starting compound without adding or taking away any elements.

This subclass is indented under subclass 426. Processes wherein the compound is prepared by reacting CO.

This subclass is indented under subclass 428. Processes wherein the compound is prepared by reacting an ethylenically unsaturated compound, carbon monoxide, and gaseous hydrogen, only.

This subclass is indented under subclass 426. Processes wherein the compound is prepared by reacting ozone, O[subscrpt]3[end subscrpt], or by reacting a compound which contains a -0-0- group.

This subclass is indented under subclass 426. Processes wherein the compound is prepared by oxidizing an organic compound utilizing gaseous oxygen as the oxidizing agent.

This subclass is indented under subclass 431. Processes wherein an aldehyde which contains oxy is prepared.

This subclass is indented under subclass 426. Processes wherein the compound is prepared by reacting an aldehyde.

This subclass is indented under subclass 433. Processes wherein the compound is prepared by reacting an aldehyde and gaseous hydrogen.

This subclass is indented under subclass 426. Processes wherein the compound is prepared by reacting a compound containing -COO- group, e.g., a carboxylic acid, ester, or anhydride.

This subclass is indented under subclass 426. Processes wherein the compound is prepared by utilizing a material containing nitrogen in any way, e.g., as reactant, catalyst, solvent, etc.

This subclass is indented under subclass 426. Processes wherein the compound is prepared by reacting a compound containing halogen.

This subclass is indented under subclass 426. Processes which include separating the compound from impurities or from the reaction mixture.

This subclass is indented under subclass 425. Compounds which contain a polycyclo ring system.

This subclass is indented under subclass 439. Compounds wherein the polycyclo ring system consists of two rings.

This subclass is indented under subclass 440. Compounds which contain oxy.

This subclass is indented under subclass 425. Compounds which contain oxy.

This subclass is indented under subclass 420. Processes wherein an aldehyde containing an alicyclic ring is prepared by transformation or rearrangement of the elements of a starting compound without adding or taking away any elements.

This subclass is indented under subclass 420. Processes wherein an aldehyde containing an alicyclic ring is prepared by utilizing only the following three reactants: an ethylenically unsaturated compound, carbon monoxide, and gaseous hydrogen.

This subclass is indented under subclass 420. Compounds which contain an alicyclic polycyclo ring system.

This subclass is indented under subclass 420. Compounds which contain an unsaturated alicyclic ring.

This subclass is indented under subclass 446. Compounds which contain a 2,6,6-trialkylcyclohexenyl nucleus.

This subclass is indented under subclass 420. Compounds which do not include a ring.

This subclass is indented under subclass 448. Processes which are directed to the preparation, purification, recovery, or treatment in any way of an acyclic aldehyde.

This subclass is indented under subclass 449. Processes wherein the compound is prepared by transformation or rearrangement of the elements of a starting compound without adding or taking away any elements.

This subclass is indented under subclass 449. Processes wherein the compound is prepared by reacting an ethylenically unsaturated compound, carbon monoxide, and gaseous hydrogen, only.

This subclass is indented under subclass 451. Processes wherein an aldehyde is produced which has at least twice as many carbon atoms as the ethylenically unsaturated compound reactant.

This subclass is indented under subclass 451. Processes wherein the compound is produced in two or more stages or zones, each consisting of reacting an ethylenically unsaturated compound, carbon monoxide, and gaseous hydrogen.

This subclass is indented under subclass 451. Processes wherein a material containing nitrogen, phosphorus, arsenic, antimony, or bismuth is utilized in the hydroformylation reaction in any way, e.g., as a catalyst, solvent, etc.

This subclass is indented under subclass 454. Processes wherein a nitrogen containing material is utilized in any way, e.g., as a catalyst, solvent, etc.

This subclass is indented under subclass 451. Processes wherein a metal containing compound is filtered, precipitated, or deposited in the hydroformylation process.

This subclass is indented under subclass 449. Processes wherein the compound is prepared by reacting a polymer of formaldehyde, e.g., decomposing paraformaldehyde to monomeric formaldehyde by heat.

This subclass is indented under subclass 449. Processes wherein the compound is prepared by reacting an aldehyde.

This subclass is indented under subclass 458. Processes wherein an aldehyde containing an unsaturated carbon to carbon linkage is prepared, e.g., acetylenic or ethylenic unsaturation containing.

This subclass is indented under subclass 459. Processes wherein an aldehyde containing carbon to carbon unsaturation is prepared by reacting an aldehyde and a compound containing an oxy or -COO- group, or by reacting an oxy or -COO- containing aldehyde.

This subclass is indented under subclass 459. Processes wherein an aldehyde containing carbon to carbon unsaturation is prepared by reacting two or more aldehydes.

This subclass is indented under subclass 458. Processes wherein the compound is prepared by reacting an aldehyde and gaseous hydrogen.

This subclass is indented under subclass 458. Processes wherein the compound is prepared by reacting two or more aldehydes.

SEE OR SEARCH THIS CLASS, SUBCLASS:
461 for processes of preparing an acetylenically or ethylenically unsaturated aldehyde by reacting two or more aldehydes.

This subclass is indented under subclass 463. Processes wherein the compound is prepared by reacting two or more different aldehydes.

This subclass is indented under subclass 458. Processes wherein the compound is prepared by reacting a compound containing oxy or a -COO- group, or by reacting an oxy or -COO- containing aldehyde.

This subclass is indented under subclass 458. Processes wherein the compound is prepared by reacting an aldehyde with hydrogen halide or elemental halogen.

This subclass is indented under subclass 449. Processes wherein the compound is prepared by reacting acetylene, HC = CH

This subclass is indented under subclass 467. Processes wherein a catalyst containing mercury is utilized.

This subclass is indented under subclass 449. Processes which include ozone, 0[subscrpt]3[end subscrpt], as a reactant.

Oxidation of hydrocarbon mixtures:
This subclass is indented under subclass 449. Processes wherein the compound is prepared by oxidizing a mixture of hydrocarbons.

This subclass is indented under subclass 449. Processes wherein the compound is prepared by oxidizing an organic
compound utilizing gaseous oxygen as an oxidizing agent.

This subclass is indented under subclass 470. Processes which include reacting an organic -OH containing compound.

This subclass is indented under subclass 471. Processes wherein the organic -OH containing compound is methanol.

This subclass is indented under subclass 472. Processes wherein a catalyst containing silver is utilized.

This subclass is indented under subclass 472. Processes wherein a catalyst containing molybdenum is utilized.

This subclass is indented under subclass 470. Processes which include reacting an acyclic hydrocarbon.

This subclass is indented under subclass 475. Processes wherein an aldehyde containing carbon to carbon unsaturation is prepared in an oxidation reaction utilizing a reactant containing carbon to carbon unsaturation.

This subclass is indented under subclass 476. Processes wherein a catalyst containing antimony or tin is utilized.

This subclass is indented under subclass 476. Processes wherein a catalyst containing silver, gold, palladium, platinum, rhodium, iridium, ruthenium, or osmium is utilized.

This subclass is indented under subclass 476. Processes wherein a catalyst containing molybdenum is utilized.

This subclass is indented under subclass 479. Processes wherein a catalyst containing molybdenum and phosphorus is utilized.

This subclass is indented under subclass 476. Processes wherein the compound is prepared by utilizing a material containing selenium or tellurium in any way, e.g., as a reactant, catalyst, solvent, etc.

This subclass is indented under subclass 475. Processes wherein the acyclic hydrocarbon reactant is methane.

This subclass is indented under subclass 449. Processes wherein the compound is prepared by reacting a heterocyclic compound.

This subclass is indented under subclass 449. Processes wherein the compound is prepared by reacting a compound containing a -COO- group, e.g., a carboxylic acid, ester, or anhydride.

This subclass is indented under subclass 449. Processes wherein the compound is prepared by reacting an oxy-containing compound or by reacting a compound which contains a -O-O- group.

This subclass is indented under subclass 485. Processes wherein the compound is prepared by reacting a compound containing two or more oxys.

This subclass is indented under subclass 485. Processes wherein the compound is prepared by reacting methanol or ethanol.

This subclass is indented under subclass 485. Processes wherein the compound is prepared by reacting an oxy or peroxy containing compound with a halogen containing compound, or by reacting a compound which contains halogen and oxy or peroxy.

This subclass is indented under subclass 485. Processes wherein the compound is prepared by reacting an oxy or peroxy containing compound utilizing a material containing silver, gold, palladiun, platinum, rhodium, iridium, ruthenium, or osmium in any way, e.g., as a reactant, catalyst, solvent, etc.

This subclass is indented under subclass 449. Processes wherein the compound is prepared by reacting a halogen containing compound.

This subclass is indented under subclass 449. Processes wherein water is utilized as a reactant in preparing the compound.

SEE OR SEARCH THIS CLASS, SUBCLASS:
467 for processes of preparing an acyclic aldehyde by reacting acetylene and water.

This subclass is indented under subclass 449. Processes wherein the compound is separated from impurities or from the reaction mixture.

This subclass is indented under subclass 492. Processes of purifying or

This subclass is indented under subclass 448. Compounds which contain

This subclass is indented under subclass 448. Compounds which contain halogen.

This subclass is indented under subclass 448. Compounds which contain oxy.

This subclass is indented under subclass 496. Compounds which contain at least two oxys.

Oxonium (e.g., beryllium hydride etherate, etc.):
This subclass is indented under subclass 300. Compounds which are addition or double compounds of an organic oxide, i.e., an ether, and an inorganic acid or salt thereof.
(1) Note. This subclass contains, for example, the HCL
addition compound of dimethyl ether.

Peroxy bonded directly to carbon:
This subclass is indented under subclass 300. Compounds which contain an -O-O- group bonded directly to carbon.
(1) Note. This subclass contains, for example, the HCL addition compound of dimethyl ether.

With preservative or stabilizer:
This subclass