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CLASS 558,	ORGANIC COMPOUNDS -- PART OF THE CLASS 532-570 SERIES
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SECTION I - CLASS DEFINITION

Class 558, Organic Compounds. In this series of classes, Class 558 is to be considered as an integral part of Class 260 (after class 556) and follows the schedule hierarchy, retaining all pertinent definitions and class lines of Class 260.

SUBCLASSES

1	Thioimidate esters (i.e., compounds having the thioimidate group, HN=CH-S-, wherein substitution may be made for hydrogen only, bonded directly to carbon, which carbon may be single bonded to any atom but may be multiple bonded only to carbon)
	This subclass is indented under subclass 1.  Compounds under Class 532, ... wherein the thiomidate group, HN=CH-S-, in which substitution may be made for hydrogen only, is bonded direcctly to carbon, which carbon may be single bonded to any atom but may be multiple bonded only to carbon. (1) Note. Examples of compounds provided for herein are: SEE OR SEARCH CLASS: 588,  Hazardous or Toxic Waste Destruction or Containment,   subclasses 408 and 409 for the chemical destruction of organic hazardous or toxic waste containing chalcogens or nitrogen.

2	Chalcogen bonded directly to the carbon of the thioimidate group (e.g., HN=C(OH)-S-, wherein substitution may be made for hydrogen only)
	This subclass is indented under subclass 1.  Compounds wherin the carbon of the thioimidate group is bonded directly to chalcogen (i.e., oxygen, sulfur, selenlum, or tellurium). (1) Note. Examples of compounds provided for herein are:

3	Oxygen attached directly to the nitrogen of the thioimidate group by nonionic bonding (i.e., HO-N=CH-S-, wherein substitution may be hydrogen only)
	This subclass is indented under subclass 1.  Compounds wherein the nitrogen of the thioimidate group is attached directly to oxygen by nonionic bonding. (1) Note. An example of a compound provided for herein is:

4	Nitrogen bonded directly to the carbon of the thioimidate group (i.e., pseudothioureas, HN=C(HNH)-S-, wherein substitution may be made for hydrogen only)
	Compounds under subclass wherein the carbon of the thiomidate group is bonded directly to nitrogen. (1) Note. Examples of compounds provided for herein are:

5	Chalcogen attached indirectly to the thioimidate group by acyclic nonionic bonding
	This subclass is indented under subclass 4.  Compounds wherein the thioimidate group is attached indirectly to chalcogen (i.e., oxygen, sulfur, selenium, or tellurium) by acyclic nonionic bonding. (1) Note. Examples of compounds provided for herein are:

6	Imidate esters (i.e., compounds having the imidate group, HN=CH-O-, wherein substitution may be made for hydrogen only, bonded directly to carbon, which carbon may be single bonded to any atom but may be multiple bonded only to carbon)
	This subclass is indented under subclass 1.  Compounds under Class 532, ... wherein the imidate group, HN=CH-O, in which substitution may be made for hydrogen only, is bonded directly to carbon, which carbon may be single bonded to any atom but may be multiple bonded only to carbon. (1) Note. Examples of compounds provided for herein are: SEE OR SEARCH CLASS: 588,  Hazardous or Toxic Waste Destruction or Containment,   subclasses 406 , 408 and 409 for the chemical destruction of organic hazardous or toxic waste containing halogen, chalcogen, or nitrogen.

7	Oxygen attached directly to the nitrogen of the imidate group by nonionic bonding (i.e., HO-N=CH-O-, wherein substitution may be made for hydrogen only)
	Compounds under subcclass 6 wherein the nitrogen of the imidate group is attached directly to oxygen by nonionic bonding. (1) Note. An example of a compound provided for herein is:

8	Nitrogen bonded directly to the carbon of the imidate group (i.e., pseudoureas, HN=C(HNH)-O-, wherein substitution may be made for hydrogen only)
	This subclass is indented under subclass 6.  Compounds wherein the carbon of the imidate group is bonded directly to nitrogen. (1) Note. Examples of compounds provided for herein are:

9	Carbon bonded directly to the nitrogen of the imidate group (e.g., N cyanoimidates, etc.)
	This subclass is indented under subclass 6.  Compounds wherein the nitrogen of the imidate group is bonded directly to carbon. (1) Note. Examples of compounds provided for herein are:

10	Thiocyanate esters (i.e., compounds having the thiocyano group, -SCN, bonded directly to carbon, which carbon may be single bonded to any atom but may be multiple bonded only to carbon)
	This subclass is indented under subclass 1.  Compounds under Class 532, ... wherein the thiocyano group, -S-C=N, is bonded directly to carbon, which carbon may be single bonded to any atom but may be multiple bonded only to carbon. (1) Note. An example of a compound provided for herein is: SEE OR SEARCH CLASS: 588,  Hazardous or Toxic Waste Destruction or Containment,   subclasses 406 , 408 and 409 for the chemical destruction of organic hazardous or toxic waste containing halogen, chalcogen, or nitrogen.

11	Plural thiocyano groups attached to each other indirectly by nonionic bonding
	Compounds under 10 in which plural thiocyano groups are attached indirectly to each other by nonionic bonding. (1) Note. An example of a compound provided for herein is:

12	Thiocyano and the carbonyl carbon of a -COO- group are attached to the same carbon or to a chain consisting of carbons, which chain may include ring members (e.g., terpene thiocyanoacyl compounds, etc.)
	This subclass is indented under subclass 10.  Compounds wherein the carbonyl carbon of a -C(=0)0- group and the thiocyano group are attached to the same carbon or to a chain consisting off carbons, which chain may include ring members. (1) Note. Examples of compounds provided for herein are:

13	Thiocyano bonded directly to a benzene ring
	This subclass is indented under subclass 10.  Compounds wherein a benzene ring is bonded directly to the thiocyano group. (1) Note. An example of a compound provided for herein is:

14	Nitrogen or carbonyl attached indirectly to the thiocyano group by acyclic nonionic bonding
	This subclass is indented under subclass 10.  Compounds wherein the thiocyano group is attached indirectly to nitrogen or carbony1, -C(=0)-, by acyclic nonlonic bonding. (1) Note. Example of compounds provided for herein are:

15	Sulfur or halogen attached indirectly to the thiocyano group by acyclic nonionic bonding
	This subclass is indented under subclass 10.  Compounds wherein the thiocyano group is attached indirectly to sulfur or halogen by acyclic nonionic bonding. (1) Note. Examples of compounds provided for herein are:

16	Oxygen attached indirectly to the thiocyano group by acyclic nonionic bonding
	This subclass is indented under subclass 10.  Compounds wherein the thiocyano group is attached indirectly to oxygen by acyclic nonionic bonding. (1) Note. An example of a compound provided for herein is:

17	Isothiocyanate esters (i.e., compounds containing the isothiocyanate group, -N=C=S, bonded directly to carbon, which carbon may be single bonded to any atom but may be multiple bonded only to carbon)
	This subclass is indented under subclass 1.  Compounds under Class 532, ... wherein the isothiocyanate group, -N=C=S, is bonded directly to carbon, which carbon may be single bonded to any atom but may be multiple bonded only to carbon. (1) Note. An example of a compound provided for herein is:

18	Processes for forming the isothiocyanate group
	This subclass is indented under subclass 17.  Processes wherein the isothioicyanate group is formed. (1) Note. An example of a compound provided for herein is:

19	Thiocyano, isocyanate, or isocyanide dihalide group containing compound utilized (i.e., -SCN, -N=C=O, or -N=CXX containing compound utilized wherein X is halogen)
	This subclass is indented under subclass 18.  Processes underr ... in which there is utilized a thiocyano (-S-C=N) compound, an isocyanate (-N=C=O) compound, or an isocyanide dihalide (-N=CXX, wherein X is halogen) compound. (1) Note. Examples of processes provided for herein are:

20	Sulfate esters ( i.e., compounds having the sulfate group, -O-S(=O)(=O)O-, bonded directly to at least one carbon, which carbon may be single bonded to any atom but may be multiple bonded only to carbon)
	This subclass is indented under subclass 1.  Compound under Class 532, ... which contain the sulfate group, -0-S(=0)(=0)0- wherein at least one of the single bonded oxygens is bonded directly to carbon, which carbon may be single bonded to any atom, but may be multiple bonded only to carbon. (1) Note. Examples of compounds provided for herein are: SEE OR SEARCH CLASS: 588,  Hazardous or Toxic Waste Destruction or Containment,   subclasses 405 through 409for the chemical destruction of organic hazardous or toxic waste containing halogen, chalcogen, nitrogen, or metals.

21	With preservative or stabilizer
	This subclass is indented under subclass 20.  Products wherein the sulfate ester is mixed with a stabiliizing or preserving agent, whose sole function is to prevent physical or chemical change.

22	Phosphorus attached directly or indirectly to the sulfate group by nonionic bonding
	This subclass is indented under subclass 20.  Compounds in which the sulfate group is attached directly or indirectly to phosphorus by nonionic bonding. (1) Note. An example of a compound provided for herein is:

23	Chalcogen bonded directly to the sulfate group
	This subclass is indented under subclass 20.  Compounds in which the sulfate group is bonded directly to chalcogen (i.e., oxygen, sulfur, selenium, or tellurium). (1) Note. An example of a compound provided for herein is:

24	Plural sulfate groups attached indirectly to each other by nonionic bonding
	This subclass is indented under subclass 20.  Compounds in which plural sulfate groups are indirectly attached to each other by nonionic bonding. (1) Note. An example of a compound provided for herein is:

25	Nitrogen attached indirectly to a sulfate group by acyclic nonionic bonding
	This subclass is indented under subclass 24.  Compounds wherein a sulfate group is attached indirectly to nitrogen by acyclic nonionic bonding. (1) Note. An example of a compound provided for herein is:

26	Additional chalcogen attached indirectly to a sulfate group by acyclic nonionic bonding
	This subclass is indented under subclass 24.  Compounds wherein one of the sulfate groups is attached indirectly to an additional chalcogen (i.e., oxygen, sulfur, selenium, or tellurium) by acyclic nonionic bonding. (1) Note. An example of a compound provided for herein is:

27	Quaternary nitrogen containing
	This subclass is indented under subclass 20.  Compounds which contain a quaternary nitrogen. (1) Note. Quaternary nitrogen is pentavalent nitrogen bonded by four valences to carbon, and ionically to an anion for the remaining valence. (2) Note. An example of a compound provided for herein is:

28	Having -C(=X)-, wherein X is chalcogen, attached indirectly to the quaternary nitrogen
	This subclass is indented under subclass 27.  Compounds wherein the quaternary nitrogen is attached indirectly to -C(=X)-, wherein X is chalcogen (i.e., oxygen, sulfur, selenium, or tellurium). (1) Note. An example of a compound provided for herein is:

29	Nitrogen attached indirectly to the sulfate group by acyclic nonionic bonding
	This subclass is indented under subclass 20.  Compounds wherein the sulfate group is attached indirectly to nitrogen by acyclic nonionic bonding. (1) Note. Example of compounds provided for herein are:

30	Having -C(=X)-, wherein X is chalcogen, bonded directly to the nitrogen
	This subclass is indented under subclass 29.  Compounds wherein the nitrogen is bonded directly to -C(=X)-, wherein X is chalcogen (i.e., oxygen, sulfur, selenium, or tellurium).

31	Chalcogen attached indirectly to the sulfate group by acyclic nonionic bonding
	This subclass is indented under subclass 20.  Compounds wherein the sulfate group is attached indirectly to chalcogen (i.e., oxygen, sulfur, selenium or tellurium) by acyclic nonionic bonding. (1) Note. An example of a compound provided for herein is:

32	The chalcogen, X, is part of a -C(=X)- group
	This subclass is indented under subclass 31.  Compounds wherein the chalcogen X is in the following group: -C(=X)-. (1) Note. An example of a compound provided for herein is:

33	The chalcogen is bonded directly to a ring
	This subclass is indented under subclass 31.  Compounds wherein a ring is bonded directly to the chalcogen. (1) Note. An example of a compound provided for herein is:

34	Plural chalcogens attached indirectly to the sulfate group by acyclic nonionic bonding
	This subclass is indented under subclass 31.  Compounds wherein the sulfate group is attached indirectly to plural chalcogens by acyclic nonionic bonding. (1) Note. Examples of compounds provided for herein are:

35	Halogen attached indirectly to the sulfate group by acyclic nonionic bonding
	This subclass is indented under subclass 20.  Compounds wherein the sulfate group is attached indirectly to halogen by acyclic nonionic bonding. (1) Note. An example of a compound provided for herein is:

36	Acyclic carbon chain containing carbon to carbon unsaturation attached directly to the sulfate group by nonionic bonding
	This subclass is indented under subclass 20.  Compounds wherein the sulfate group is attached directly to an acyclic carbon chain containing carbon to carbon unsaturation. (1) Note. An example of a compound provided for herein is:

37	Benzene ring attached directly or indirectly to the sulfate group by nonionic bonding
	This subclass is indented under subclass 20.  Compounds wherein the sulfate group is attached directly or indirectly to a benzene ring by nonionic bonding. (1) Note. An example of a compound provided for herein is:

38	Plural alkyl groups, or hydrogen and an alkyl group, bonded directly to the sulfate group, wherein the hydrogen may be replaced by substituted or unsubstituted ammonium, or by a Group IA or IIA light metal (e.g., ethyl hydrogen sulfate, methyl ammonium sulfate, diethyl sulfate, etc.)
	This subclass is indented under subclass 20.  Compounds wherein the sulfate group is bonded directly to plural alkyl groups, or to hydrogen and an alkyl group, wherein the hydrogen may be replaced by a group 1A or 11A light metal or by substituted or unsubstituted ammonium. (1) Note. Examples of compounds provided for herein are:

39	Processes
	This subclass is indented under subclass 38.  Processes of preparing, purifying, recovering, or any treating of the compound.

40	Heavy metal containing material utilized (e.g., as catalyst, promoter, etc.)
	This subclass is indented under subclass 39.  Processes wherein heavy metal containing material is utilized. (1) Note. The material may be utilized as a catalyst, as a promoter, or in any other way.

41	Reactant contains alcoholic -OH group (wherein H of -OH may be replaced by substituted or unsubstituted ammonium, or by a Group IA or IIA light metal)
	This subclass is indented under subclass 39.  Processes wherein there is employed as a reactant a compound having an alcoholic -OH group (wherein H of the -OH may be replaced by substituted or unsubstituted ammonium, or by a Group 1A or 11A light metal).

42	Reactant contains acyclic or alicyclic carbon to carbon double bond
	This subclass is indented under subclass 39.  Processes wherein a reactant which contains an acyclic or alicyclic carbon to carbon double bond is employed.

43	Purification or recovery
	This subclass is indented under subclass 39.  Processes which include separating the sulfate group containing compound from impurities or from the reaction mixture.

44	Sulfonate esters (i.e., compounds having the sulfonate group, -O-S(=O)(=O) , wherein the single bonded oxygen is bonded directly to carbon, which carbon may be single bonded to any atom but may be multiple bonded only to carbon)
	This subclass is indented under subclass 1.  Compounds under Class 532, ... which contain the sulfonate group, -O-S (=O) (=O)-, wherein carbon is directly bonded to the single bonded oxygen, which carbon may be single bonded to any atom but may be multiple bonded only to carbon. (1) Note. An example of a compound provided for herein is:

45	Phosphorus attached directly or indirectly to the sulfonate group by nonionic bonding
	This subclass is indented under subclass 44.  Compounds wherein the sulfonate group is attached directly or indirectly to phosphorus by nonionic bonding. (1) Note. An example of a compound provided for herein is:

46	Plural sulfonate groups attached indirectly to each other by nonionic bonding
	Compounds under subclasses 44 wherein plural sulfonate groups are attached indirectly to each other by nonionic bonding. (1) Note. An example of a compound provided for herein is:

47	Nitrogen attached directly or indirectly to a sulfonate group by nonionic bonding
	This subclass is indented under subclass 46.  Compounds which a sulfonate group is attached directly or indirectly to nitrogen by nonionic bonding. (1) Note. Examples of compounds provided for herein are:

48	Nitrogen attached directly or indirectly to the sulfonate group by acyclic nonionic bonding
	This subclass is indented under subclass 44.  Compounds wherein the sulfonate group is attached directly or indirectly to nitrogen by acyclic nonionic bonding. (1) Note. Examples of compounds provided for herein are:

49	The nitrogen is bonded directly to -C(=X)-, wherein X is chalcogen
	This subclass is indented under subclass 40.  Compounds in which the nitrogen is bonded directly to -C(=X)-, wherein X is chalcogen (i.e., oxygen, sulfur, selenium, or tellurium). (1) Note. Examples of compounds provided for herein are:

50	Additional nitrogen attached directly or indirectly to the -C(=X)- group by acyclic nonionic bonding
	This subclass is indented under subclass 49.  Compounds wherein the -C(=X)- group is attached directly or indirectly to aditional nitrogen by acyclic nonionic bonding. (1) Note. Examples of compounds provided for herein are:

51	Chalcogen attached indirectly to the sulfonate group by acyclic nonionic bonding
	This subclass is indented under subclass 44.  Compounds wherein the sulfonate group is attached indirectly to chalcogen (i.e., oxygen, sulfur, selenium, or tellurium) by acyclic nonionic bonding. (1) Note. Examples of compounds provided for herein are:

52	The chalcogen, X, is in a -C(=X)- group
	This subclass is indented under subclass 51.  Compounds wherein the chalcogen, X is in the following group: (1) Note. An example of a compound provided for herein is:

53	Halogen attached directly or indirectly to the sulfonate group by acyclic nonionic bonding
	This subclass is indented under subclass 44.  Compounds wherein the sulfonate group is attached directly or indirectly to halogen by acyclic nonionic bonding. (1) Note. Examples of compounds provided for herein are:

54	Plural halogens attached indirectly to the sulfonate group by acyclic bonding
	This subclass is indented under subclass 53.  Compounds wherein the sulfonate group is attached indirectly to plural halogens by acyclic nonionic bonding. (1) Note. Examples of compounds provided for herein are:

55	Acyclic carbon chain containing carbon to carbon unsaturation attached directly to the sulfonate group by nonionic bonding
	This subclass is indented under subclass 44.  Compounds where the sulfonate group is attached directly to an acyclic carbon chain containing carbon to carbon unsaturation. (1) Note. An example of a compound provided for herein is:

56	Benzene ring bonded directly to the sulfonate group
	This subclass is indented under subclass 44.  Compounds wherein the sulfonate group is bonded directly to a benzene ring. (1) Note. An example of a compound provided for herein is:

57	Alicyclic ring attached directly or indirectly to the sulfonate group by nonionic bonding
	This subclass is indented under subclass 56.  Compounds wherein the sulfonate group is attached directly or indirectly to an alicylic ring by nonionic bonding. (1) Note. Examples of compounds provided for herein are:

58	Additional benzene ring containing
	This subclass is indented under subclass 56.  Compounds which contain an additional benzene ring. (1) Note. Examples of compounds provided for herein are:

59	Sulfite esters (i.e., compounds having the sulfite group, -O-S(=O)O-, bonded directly to at least one carbon, which carbon may be single bonded to any atom but may be multiple bonded only to carbon)
	This subclass is indented under subclass 1.  Compounds under Class 532, ... which contain the sulfite group, -O-S(=O)O-, wherein at least one of the single bonded oxygens is bonded directly to carbon, which carbon may be single bonded to any atom, but may be multiple bonded only to carbon. (1) Note. An example of a compound provided for herein is:

60	Chalcogen attached indirectly to the sulfite group by acyclic nonionic bonding
	This subclass is indented under subclass 59.  Compounds in which the sulfite group is attached indirectly to chalcogen (i.e., oxygen, sulfur, selenium, or tellurium) by acyclic nonionic bonding. (1) Note. An example of a compound provided for herein is:

61	Sulfinate esters (i.e., compounds having the sulfinate group, -O-S(=O)-, wherein the single bonded oxygen is bonded directly to carbon, which carbon may be single bonded to any atom but may be multiple bonded only to carbon)
	This subclass is indented under subclass 1.  Compounds under Class 532, ... which contain the sulfinate group, -O-S(=O)-, wherein carbon is bonded directly to the single bonded oxygen, which carbon may be single bonded to any atom, but may be multiple bonded only to carbon. (1) Note. Examples of compounds provided for herein are:

62	Sulfenate esters (i.e., compounds having the sulfenate group, -S-O-, wherein the oxygen is bonded directly to carbon, which carbon may be single bonded to any atom but may be multiple bonded only to carbon)
	This subclass is indented under subclass 1.  Compounds under Class 532, ... which contain the sulfenate group, -S-O-, wherein the oxygen is bonded directly to carbon, which carbonmay be single bonded to any atom, but may be multiple bonded only to carbon. (1) Note. An example of a compound provided for herein is:

70	Phosphorus esters (i.e., compounds having the phosphorus ester group, wherein trivalent or pentavalent phosphorus and carbon are bonded directly to the same divalent chalcogen, and wherein the carbon may be single bonded to any atom but may be multiple bonded only to carbon)
	This subclass is indented under subclass 1.  Compounds under Class 532, ... which contain a phosphorus ester group, wherein trivalent or pentavalent phosphorus and carbon are bonded directly to the same divalent chalcogen (i.e., oxygen, sulfur, selenium, or tellurium), and wherein the carbon may be single bonded to any element but may be multiple bonded only to carbon. (1) Note. Among the different phosphorus ester groups classifiable in this and indented subclasses are (see illustration below) wherein the X"s may be the same or diverse chalcogens (i.e., oxygen, sulfur, selenium, or tellurium). SEE OR SEARCH CLASS: 588,  Hazardous or Toxic Waste Destruction or Containment,   subclasses 405 through 409for the chemical destruction of organic hazardous or toxic waste containing halogen, chalcogen, nitrogen, phosphorus, or metals.

71	With preservative or stabilizer
	This subclass is indented under subclass 70.  Products which contain a phosphorus ester in admixture with a preservative or stabilizing agent whose sole function is to prevent physical or chemical change.

72	Boron containing
	This subclass is indented under subclass 70.  Compounds which contain boron.

73	The phosphorus is in a ring
	This subclass is indented under subclass 70.  Compounds wherein the phosphorus is part of a ring.

74	Ring phosphorus is shared by two rings
	This subclass is indented under subclass 73.  Compounds wherein the ring phosphorus is shared by two rings. (1) Note. An example of a compound provided for herein is:

75	Phosphorus and nitrogen in the same ring
	This subclass is indented under subclass 74.  Compounds in which one of the rings contains phosphorus and nitrogen. (1) Note. An example of a compound provided for herein is:

76	Additional phosphorus containing ring