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Class Information
Number: 552
Name: Organic compounds -- part of the class 532-570 series >
Description:










Class Number Class Name No. of Patents
 

Organic compounds (class 532, subclass 1)

 
552/653

9,10-seco-cyclopentanohydrophenanthrene ring system or 9,10-seco cyclopentanohydrophenanthrene ring system having a bond between the 3- and 5-positions (e.g., vitamin d compounds, cholecalciferols, activated 7-dehydrocholesterols, dihydrotachysterols, 3,5 cyclovitamin d compounds, etc.)

486
552/100

Acyclic carbon bonded directly to three benzene rings and to cyano (e.g., triphenylacetonitrile, etc.)

11
552/101

Acyclic carbon bonded directly to three benzene rings or to two benzene rings and a cyclohexadienyl ring, which acyclic carbon may not be bonded to a fourth carbon (e.g., triphenylmethane dyestuffs, etc.)

24
552/109

An acyclic alkylene group is bonded directly to nitrogen and to chalcogen, cyano, carbonyl or additional nitrogen (e.g., n-hydroxyalkyl, n cyanoalkyl, n-sulfatoalkyl, aminoalkylamino groups, etc.)

25
552/112

Carbon bonded directly to -s(=o)(=o)oh (wherein h may be replaced by a group ia or iia light metal, or by substituted or unsubstituted ammonium; i.e., sulfonic acids and salts thereof)

8
552/115

Chalcogen bonded directly to one of the rings (e.g., fuchsone, etc.)

24
552/103

Heavy metal or alumium containing

12
552/113

Nitrogen bonded directly to one of the rings (e.g., malachite green, rosophenoline, etc.)

33
552/114

Nitrogen bonded directly to each of the rings (e.g., rosaniline, crystal violet, etc.)

26
552/111

Nitrogen, except as cyano, attached indirectly to a ring by acyclic nonionic bonding (e.g., benzyl rosanilines, etc.)

30
552/104

Nitrogen, sulfur, phosphorus, or peroxy attached directly to the acyclic carbon by nonionic bonding

26
552/110

One of the rings and a benzene ring are bonded directly to the same nitrogen (e.g., triphenylrosaniline, etc.)

35
552/108

One of the rings is part of a polycyclo ring system (e.g., naphthyldiphenylcarbinol, etc.)

26
552/106

One of the rings, or a polycyclo ring system containing one of the rings, is bonded directly to -n=c=o or to -c(=o)oh (wherein h may be replaced by a group ia or iia light metal, or by substituted or unsubstituted ammonium)

21
552/107

Chalcogen bonded directly to the ring or ring system (e.g., salicyclic type, hydroxynaphthoic type, etc.)

7
552/105

The acyclic carbon and an additional carbon are bonded directly to the same oxygen (ethers, esters, etc.)

66
552/102

With preservative or stabilizer

0
552/1

Azides

43
552/10

Acyclic carbon bonded directly to the azide group

91
552/11

Nitrogen attached indirectly to the azide group by acyclic nonionic bonding (e.g., diazides, etc.)

67
552/12

Having -c(=x)-, wherein x is chalcogen, attached indirectly to the azide group by acyclic nonionic bonding

40
552/8

Benzene ring bonded directly to the azide group

93
552/5

Chalcogen or nitrogen bonded directly to the azide group (e.g., sulfonyl azides, etc.)

23
552/9

Cyclopentanohydrophenanthrene ring system containing

20
552/6

Having -c(=x)-, wherein x is chalcogen, bonded directly to the azide group

19
552/7

Chalcogen bonded directly to the -c(=x)- group

12
552/3

Phoshorus attached directly or indirectly to the azide group by nonionic bonding

9
552/4

Silicon, boron, aluminum or heavy metal containing

29
552/2

With preservative or stabilizer

1
552/291

Cyclohexadiene having atoms double bonded directly at the 1- and 2- positions (e.g., orthoquinones, etc.)

39
552/292

Polycyclo ring system having the cyclohexadiene as one of the cyclos

41
552/293

Cyclohexadiene having atoms double bonded directly at the 1- and 4- positions (e.g., paraquinones, etc.)

61
552/309

Carbon donded directly at the 2-, 3-, 5- or 6- position

58
552/310

At least three carbons bonded directly to the cyclohexadiene

65
552/303

Carbon double bonded directly at the 1- and 4- positions

26
552/304

Carbon double bonded directly at the 1- or 4- position

48
552/308

Halogen bonded directly at the 2-, 3-, 5-, or 6- position

28
552/306

Nitrogen bonded directly at the 2-, 3-, 5- or 6- position

11
552/301

Nitrogen double bonded directly at the 1- and 4- positions

27
552/302

Nitrogen double bonded directly at the 1- or 4- positions

48
552/307

Oxygen bonded directly at the 2-, 3-, 5-, or 6- position

58
552/294

Phosphorus, heavy metal or aluminum containing

17
552/295

Polycyclo ring system having the cyclohexadiene as one of the cyclos

24
552/296

Oxygen double bonded directly at the 1- and 4- positions

50
552/299

Carbon bonded directly to the polycyclo ring system

69
552/298

Chalcogen single bonded directly to the polycyclo ring system

63
552/297

Nitrogen or halogen bonded directly to the polycyclo ring system

34
552/300

Plural oxygens and plural nitrogens bonded directly to the polycyclo ring system

1
552/305

Sulfur bonded directly at the 2-, 3-, 5- or 6- position

4
552/502

Cyclopentanohydrophenanthrene ring system containing

127
552/610

Acyclic carbon bonded directly at the 17 beta-position of the cyclopentanohydrophenanthrene ring system (e.g., etiocholanic acids, 17 cyanoetiocholanes, 17-aldehydrostanes, etc.)

122
552/611

Exactly one oxygen bonded directly to the cyclopentanohydrophenanthrene ring system (e.g., 3-keto-etiocholanic acids, etc.)

67
552/505

Boron, silicon, selenium or tellurium containing

189
552/548

Carbon bonded directly at the 17 beta-position of the cyclopentanohydrophenanthrene ring system is a member of an acyclic chain of five uninterrupted carbons (e.g., choladienes, cholanic acids, etc.) stocks, yeast, molds, etc.)

79
552/552

Exactly one oxygen bonded directly to the cyclopentanohydrophenanthrene ring system (e.g., 3-hydroxycholanic acids, lithocholic acids, etc.)

100
552/549

Oxygen bonded directly at the 12-position (e.g., cholic acids, desoxycholic acids, dehydrocholic acids, etc.)

54
552/550

Halogen, nitrogen, or sulfur containing (e.g., glycocholic acids, taurocholic acids, etc.)

45
552/551

Oxygen bonded directly at the 6- or 7-position (e.g., chenodeoxycholic acids, ursodeoxycholic acids, etc.)

86
552/540

Carbon bonded directly at the 17 beta-position of the cyclopentanohydrophenanthrene ring system is a member of an acyclic chain of six or more uninterrupted carbons (e.g., sterols, etc.)

109
552/543

Carbon or halogen bonded directly at the 6- or 7-position

27
552/544

Exactly one oxygen bonded directly to the cyclopentanohydrophenanthrene ring system (e.g., cholesterols, cholestanols, stigmasterols, etc.)

221
552/546

Halogen or oxygen bonded directly to the acyclic carbon chain at the 17 beta-position (e.g., 25-hydroxy cholesterols, etc.)

97
552/545

Processes of isolating, purifying or recovering from animal, vegetable or fungal sources (e.g., wool fat or grease, lanolin, fish oils, animal tissue, soybean oil, tall oil or pitch, wood products, sugar cane, soap stocks, yeast, molds, etc.)

90
552/547

Unsaturation between the 7- and 8-positions (e.g., ergosterols, 7 dehydrocholesterols, provitamin d, etc.)

49
552/541

Oxygen bonded directly at the 1-, 2-, or 4-position

89
552/542

Oxygen bonded directly at the 6- or 7-position

68
552/553

Carbon bonded directly at the 17 beta-position of the cyclopentanohydrophenanthrene ring system is a member of an acyclic chain of three or four uninterruped carbons, (e.g., diketobisnorcholenic acids, etc.)

106
552/555

Exactly one oxygen bonded directly to the cyclopentanohydrophenanthrene ring system (e.g., 3-keto-bisnorcholenic acids, 3-keto-bisnor-cholene-22 als, etc.)

68
552/556

And oxygen bonded directly at the 20-position of the compound

29
552/554

Halogen or nitrogen containing (e.g., 20-cyano-pregnanes, 21-cyano pregnenes, etc.)

115
552/557

Carbon bonded directly at the 17-beta-position of the cyclopentanohydrophenanthrene ring system is a member of an acyclic chain of two uninterrupted carbons (e.g., pregnanes, etc.)

39
552/599

Exactly one oxygen bonded directly to the cyclopentanohydrophenanthrene ring system

36
552/604

Carbon bonded directly at the 16-position (e.g., 16-cyanopregn-4-ene-3, 20 diones, etc.)

37
552/603

Carbon or halogen bonded directly at the 1-, 2-, 3-, 4- or 5-position

34
552/605

Carbon or halogen bonded directly at the 6- or 7-position

26
552/600

Oxygen bonded directly at the 21-position

36
552/601

Unsaturation between the 4- and 5-position (e.g., desoxycorticosterones, etc.)

50
552/602

Additional unsaturation in the cyclopentanohydrophenanthrene ring system

74
552/609

The cyclopentanohydrophenanthrene ring system is fully saturated (e.g., pregnandiols, pregnanolones, etc.)

23
552/607

Unsaturation between the 4- and 5-positions (e.g., progesterones, etc.)

52
552/608

Additional unsaturation in the cyclopentanohydrophenanthrene ring system

56
552/606

Unsaturation between the 5- and 6-positions (e.g., pregnenolones, etc.)

36
552/558

The a ring is a benzene ring

54
552/559

Three or more oxygens bonded directly to the cyclopentanohydrophenanthrene ring system

24
552/567

Halogen bonded directly at the 2- or 4-position (e.g., 4-bromocortisones, etc.)

25
552/568

The cyclopentanohydrophenanthrene ring system is fully saturated

11
552/560

Oxygen bonded directly at the 1-, 2- or 4-position

16
552/563

Oxygen bonded directly at the 14- or 15-position

14
552/564

Oxygen bonded directly at the 16-position

28
552/565

Carbon or halogen bonded directly at the 6- or 7-position

54
552/566

Oxygen bonded directly at the 21-position (e.g., triamcinolone, etc.)

55
552/569

Oxygen bonded directly at the 3-, 11-, and 17-positions

29
552/580

Carbon or halogen bonded directly at the 6- or 7-position

46
552/570

Oxygen bonded directly at the 21-position

18
552/571

Carbon bonded directly at the 1-, 2- or 4-position

13
552/574

Carbon bonded directly at the 16-position (e.g., betamethasones, dexamethasones, etc.)

96
552/572

Carbon or halogen bonded directly at the 6- or 7-position

74
552/573

Carbon bonded directly at the 16-position

72
552/575

Nitrogen or sulfur containing

56
552/579

The cyclopentanohydrophenanthrene ring system is fully saturated

10
552/576

Unsaturation between the 1- and 2-positions and the 4- and 5-positions (e.g., prednisones, prednisolones, etc.)

64
552/577

Unsaturation between the 4- and 5-positions (e.g., cortisones, etc.)

60
552/578

Additional unsaturation in the cyclopentanohydrophenanthrene ring system

12
552/581

Unsaturation between the 4- and 5-positions (e.g., 21-thiol prednisones, 21 thio cortisones, etc.)

62
552/561

Oxygen bonded directly at the 6-position

15
552/562

Oxygen bonded directly at the 7-, 8- or 9-position

23
552/582

Two oxygens bonded directly to the cyclopentanohydrophenanthrene ring system

46
552/584

Oxygen bonded directly at the 12-position

8
552/585

Oxygen bonded directly at the 15- or 16-position

18
552/586

Oxygen bonded directly at the 3- and 11-position

16
552/589

Carbon bonded directly at the 16-position

28
552/587

Oxygen bonded directly at the 21-position

16
552/588

Unsaturation between the 4- and 5-positions (e.g., aldosterones, corticosterones, etc.)

75
552/591

The cyclopentanohydrophenanthrene ring system is fully saturated

13
552/590

Unsaturation between the 4- and 5-positions

35
552/592

Oxygen bonded directly at the 3- and 17-positions

39
552/596

Carbon bonded directly at the 16-position

52
552/597

Carbon or halogen bonded directly at the 6- or 7-position

53
552/593

Oxygen bonded directly at the 21-position

34
552/594

Carbon or halogen bonded directly at the 6- or 7-position

66
552/595

Unsaturation between the 4- and 5-positions (e.g., 17-alpha-hydroxy progesterones, etc.)

102
552/598

Unsaturation between the 4- and 5-positions

83
552/583

Oxygen bonded directly at the 5-, 6- or 7-position

21
552/526

Carbon double bonded directly to the cyclopentanohydrophenantrene ring system

75
552/528

The carbon is double bonded directly at the 16-position

35
552/529

And carbon bonded directly at the 17 beta-position is a member of an acyclic chain of two or more uninterrupted carbons

48
552/530

The carbon is double bonded directly at the 17-position (e.g., fusidic acids, etc.)

47
552/531

Nitrogen or sulfur containing

49
552/532

The carbon is a member of an acyclic chain of exactly two carbons (e.g., 3 keto-4,17(20)-pregnadienes, 17-ethylidene-estranes,etc.)

29
552/533

Plural oxygens bonded directly to the cyclopentanohydrophenanthrene ring system

16
552/534

And oxygen bonded directly at the 21-position of the compound

16
552/527

The carbon is double bonded directly at the 2-position

13
552/535

Halogen bonded directly at the 12-position of the cyclopentanohydrophenanthrene ring system

3
552/536

Halogen bonded directly at the 16-position of the cyclopentanohydrophenanthrene ring system

32
552/538

Carbon bonded directly at the 17 beta-position is a member of an acyclic chain of two or more uninterrupted carbons

22
552/537

Plural halogens bonded directly at the 16-position

3
552/539

Halomethyl bonded directly to the cyclopentanohydrophenanthrene ring system (e.g., 16-trifluoromethyl progesterones, etc.)

43
552/504

Heavy metal or aluminum containing

36
552/515

Nitrogen bonded directly to the cyclopentanohydrophenanthrene ring system

71
552/522

The nitrogen is bonded directly at the 17-position

38
552/521

The nitrogen is bonded directly at the 3-position

51
552/516

The nitrogen is double bonded to the cyclopentanohydrophenanthrene ring system

15
552/518

Additional nitrogen bonded directly to the nitrogen (e.g., hydrazones, etc.)

22
552/519

Oxygen bonded directly to the nitrogen (e.g., oximes, isonitrosos, etc.)

37
552/520

The nitrogen is bonded directly at the 3-position

60
552/517

The nitrogen is part of a semicarbazone or thiosemicarbazone group

6
552/650

Oxygen bonded directly at the 16- or 17-position of the cyclopentanohydrophenanthrene ring system

59
552/651

Carbon or halogen bonded directly at the 1- or 3-position

24
552/652

Carbon or halogen bonded directly at the 2-, 4- or 5-position

15
552/506

Phosphorus attached directly or indirectly to the cyclopentanohydrophenanthrene ring system by nonionic bonding

67
552/507

The phosphorus is bonded directly at the 21-position or is bonded directly to a chalcogen which is bonded directly at the 21-positon

37
552/509

Plural cyclopentanohydrophenanthrene ring systems

27
552/508

Spiro

26
552/523

Sulfur bonded directly to the cyclopentanohydrophenanthrene ring system

41
552/524

The sulfur is bonded directly at the 1- or 3-position

16
552/525

The sulfur is bonded directly at the 16- or 17-position

39
552/510

The cyclopentanohydrophenanthrene ring system is part of a polycyclo ring system having at least five cyclos

94
552/511

The additional ring shares the 1,2-positions of the cyclopentanohydrophenanthrene ring system

37
552/514

The additional ring shares the 16,17-positions of the cyclopentanohydrophenanthrene ring system

30
552/512

The additional ring shares the 5,10- or 5,19-positions of the cyclopentanohydrophenanthrene ring system

4
552/513

The additional ring shares the 6,7-positions of the cyclopentanohydrophenanthrene ring system

21
552/612

Three or more oxygens bonded directly to the cyclopentanohydrophenanthrene ring system

67
552/613

Oxygen bonded directly at the 1-position

32
552/616

Oxygen bonded directly at the 16-position

19
552/617

The a ring is a benzene ring (e.g., estriols, etc.)

41
552/614

Oxygen bonded directly at the 2- or 4-position

40
552/619

Oxygen bonded directly at the 3-, 11- and 17-positions (e.g., 1-androstene 3,11,17-triones, etc.)

34
552/620

Carbon or halogen bonded directly at the 1, 2- or 4-position

13
552/621

Unsaturation between the 4- and 5-positions (e.g., adrenosterones, 11 hydroxytestosterones, etc.)

35
552/622

17 alpha-position substituted (e.g., 11-keto-17 alpha-alkyltestosterones, etc.)

34
552/615

Oxygen bonded directly at the 5-, 6- or 7-position

74
552/618

The a ring is a benzene ring

45
552/623

Two oxygens bonded directly to the cyclopentanohydrophenanthrene ring system

33
552/632

19-position substituted (e.g., 19-methylene-androstanes, 10-cyanoestranes, etc.)

40
552/633

Carbon bonded directly at the 10- and 13-positions (e.g., androstenes, etc.)

33
552/634

Carbon or halogen bonded directly at the 1- or 3-position

30
552/635

Carbon or halogen bonded directly at the 2- or 4-position

31
552/641

The cyclopentanohydrophenanthrene ring system is fully saturated (e.g., androstandiols, androsterones, dihydrotestosterones, etc.)

46
552/638

Unsaturation between the 4- and 5-positions (e.g., testosterones, etc.)

58
552/639

17 alpha-position substituted (e.g., 17 alpha-alkynylandrosta-4, 6-diene 3,17-diols, etc.)

64
552/640

Additional unsaturation in the cyclopentanohydrophenanthrene ring system

36
552/636

Unsaturation between the 5- and 6-positions (e.g., dehydroandrosterones, etc.)

54
552/637

17 alpha-position substituted (e.g., 17 alpha-ethynyl-5-androstene-3 beta, 17 beta-diols, etc.)

25
552/642

Carbon bonded directly at the 13-position (e.g., 19-norandrostenes, estradienes, etc.)

36
552/643

Carbon or halogen bonded directly at the 1-, 2-, 4- or 5-position

20
552/649

The cyclopentanohydrophenanthrene ring system is fully saturated (e.g., 17 alpha-alkyl-17 beta-hydroxyestran-3-ones, etc.)

12
552/646

Unsaturation between the 4- and 5-positions (e.g., 19-nortestosterones, 13 beta-alkyl-4-gonene-3,17-diones etc.)

68
552/648

17 alpha-position substituted (e.g., 17 alpha-ethynyl-19 nortestosterones, etc.)

100
552/647

Carbon or halogen bonded directly at the 6- or 7-position

30
552/644

Unsaturation between the 5- and 10-positions

24
552/645

17 alpha-position substituted (e.g., 17 alpha-ethynyl-17-hydroxy-5(10) estren-3-ones, etc.)

25
552/624

Oxygen bonded directly at the 16-position

17
552/625

The a ring is a benzene ring (e.g., estrones, estradiols, etc.)

112
552/630

17 alpha-position substituted

36
552/631

The 17 alpha-position substituent contains acyclic carbon-to-carbon unsaturation

26
552/629

Carbon bonded directly at the 11-, 15- or 16-position

32
552/627

Carbon or halogen bonded directly at the 1-, 2- or 4-position

31
552/628

Carbon or halogen bonded directly at the 6- or 7-position

22
552/626

Nitrogen or sulfur containing

110
552/503

With preservative or stabilizer

9
552/500

Cyclopentanohydrophenanthrene ring system wherein two nonadjacent carbons of the ring system are bonded directly to each other (e.g., 3,5 cyclocholesterols, 3,5-cycloandrostanes, etc.)

17
552/501

Oxygen bonded directly at the 6-position of the cyclopentanohydrophenanthrene ring system

37
552/271

Polycyclo ring system containing anthracene configured ring system having at least one double bond between ring members and having oxygen single bonded or any atom double bonded direct at the 9- or 10-position (e.g., anthrones, anthranois, etc.)

17
552/290

Carbon, halogen or plural oxygens bonded directly to the anthracene configured ring system

34
552/289

Nitrogen or sulfur bonded directly to the anthracene configured ring system

9
552/272

Phosphorus, selenium, tellurium, or heavy metal containing

3
552/275

The polycyclo ring system has at least ten cyclos

0
552/284

The polycyclo ring system has five of six cyclos

15
552/285

Halogen containing

3
552/286

The polycyclo ring system has four cyclos (e.g., benzanthrones, etc.)

15
552/287

Cyano, carbonyl, nitrogen or sulfur bonded directly to the tetracyclo ring system

11
552/288

Halogen or carbon bonded directly to the tetracyclo ring system

9
552/276

The polycyclo ring system has nine cyclos

8
552/277

Cyano, nitrogen or sulfur bonded directly to the nonacyclo ring system

2
552/278

Halogen containing or processes wherein a halogen containing material is utilized

2
552/281

Halogen containing

5
552/279

Oxygen single bonded directly to the nonacyclo ring system

8
552/280

Halogen or light metal containing or processes wherein a halogen or light metal containing is utilized

4
552/282

The polycyclo ring system has seven or eight cyclos

10
552/283

Halogen containing

4
552/274

The polycyclo ring system is attached indirectly by nonionic bonding to an additional polycyclo ring system having a least three cyclos (e.g., plural anthracene configured ring systems bonded directly to the same nitrogen, etc.)

3
552/273

The polycyclo ring system is bonded directly to an additional polycyclo ring system having at least three cyclo (e.g., plural anthracene configured ring systems bonded directly to each other, etc.)

3
552/208

Polycyclo ring system containing anthracene configured ring system having at least one double bond between ring members and having oxygen single bonded or any atom double bonded directly at the 9- and 10-positions (e.g., anthraquinones, etc.)

104
552/267

Carbon bonded directly at alpha position (i.e., 1-, 4-, 5- or 8-position)

28
552/265

Carbon bonded directly at beta position (i.e., 2-, 3-, 6- or 7-position)

37
552/266

Nitrogen, halogen or additional oxygen containing

19
552/264

Halogen bonded directly at alpha position (i.e., 1-, 4-, 5- or 8-position)

24
552/263

Halogen bonded directly at beta position (i.e., 2-, 3-, 6-, or 7-position)

23
552/238

Nitrogen bonded directly at alpha position (i.e., 1-, 4-, 5- or 8-position)

82
552/255

Additional carbon bonded directly to the nitrogen

64
552/260

Acyclic carbonyl, sulfur or halogen containing

26
552/256

The additional carbon is part of a carbonyl group (i.e., carboxamido bonded directly at alpha position)

21
552/257

Nitrogen, oxygen, sulfur or halogen bonded directly to an additional ring

10
552/258

The additional carbon is part of a ring or ring system

53
552/259

Oxygen, sulfur or halogen bonded directly to the ring or ring system

29
552/251

Carbon bonded directly to the anthracene configured ring system

55
552/252

Nitrogen or halogen bonded directly to the carbon (e.g., carboxamide bonded directly to the anthracene configured ring system, etc.)

14
552/239

Cyano bonded directly to the anthracene configured ring system

30
552/249

Halogen bonded directly to the anthracene configured ring system

60
552/250

Carbonyl, oxygen or sulfur bonded directly to he nitrogen

17
552/243

Oxygen bonded directly at alpha position (i.e., 1-, 4-, 5- or 8-position)

48
552/247

Additional carbon bonded directly to the nitrogen

58
552/248

Cyano, carboxamide, sulfonamide or halogen containing

24
552/245

Carbon bonded directly to the anthracene configured ring system

38
552/244

Halogen bonded directly to the anthracene configured ring system

49
552/246

Oxygen bonded directly to the nitrogen (e.g., nitro bonded directly at 8 position, etc.)

28
552/240

Oxygen bonded directly at beta position (i.e., 2-, 3-, 6- or 7-position)

30
552/241

Additional carbon bonded directly to the oxygen

41
552/242

The additional carbon is part of a ring

40
552/253

Oxygen or sulfur bonded directly to the nitrogen (e.g., 1- nitroanthraquinone, etc.)

43
552/254

Plural nitrogens bonded directly at alpha positions (i.e., 1-, 4-, 5- or 8 positions, e.g., 1, 5- dinitroanthraquinones, etc.)

47
552/236

Nitrogen bonded directly at beta position (i.e., 2-, 3-, 6- or 7-position)

42
552/237

Oxygen, nitrogen or additional carbon bonded directly to the nitrogen

66
552/210

Nitrogen or carbon double bonded directly at the 9- or 10-position

16
552/262

Oxygen bonded directly at alpha position (i.e., 1-, 4-, 5-, or 8-position)

69
552/261

Oxygen bonded directly at beta position (i.e., 2-, 3-, 6- or 7-position)

42
552/209

Phosphorus, selenium, silicon, heavy metal or aluminum containing

31
552/268

Processes of forming anthraquinone per se or enolic form thereof by reacting an organic acid, aldehyde, anhydride or an indane (e.g., reacting phthalic anhydride, methyl phenylindane, etc.)

31
552/269

Processes of forming anthraquinone per se or enolic form thereof utilizing heavy metal containing material (e.g., vanadium catalyst utilized, etc.)

17
552/270

Light metal or nitrogen containing material utilized (e.g., ceric ammonium nitrate catalyst utilized, etc.)

16
552/234

Sulfur bonded directly at alpha position (i.e., 1-, 4-, 5- or 8-position)

38
552/235

Nitrogen or halogen bonded directly to the anthracene configured ring system

38
552/221

Sulfur bonded directly at beta position (i.e., 2-, 3-, 6- or 7-position)

22
552/223

Additional carbon bonded directly to the sulfur

27
552/224

Carbonyl, nitrogen, oxygen or halogen bonded directly at beta position (i.e., 2-, 3-, 6- or 7-position)

31
552/225

Nitrogen bonded directly at alpha position (i.e., 1-, 4-, 5- or 8-position)

30
552/228

Additional ring containing

25
552/230

Acyclic carbonyl or thiocarbonyl containing (e.g., thiocarboxamide containing, etc.)

25
552/231

Oxygen, sulfur or halogen bonded directly to the additional ring

13
552/229

Containing cyano or containing nitrogen bonded directly to sulfur (e.g., sulfonamide containing, etc.)

11
552/232

Oxygen, sulfur, nitro or halogen bonded directly to the additional ring

24
552/233

Plural additional rings containing

10
552/226

Oxygen, sulfur or halogen bonded directly at alpha position (i.e., 1-, 4-, 5- or 8-position)

28
552/227

Plural nitrogens, plural oxygens, plural sulfurs, or plural halogens bonded directly at alpha positions

18
552/222

Nitrogen or additional sulfur bonded directly to the sulfur

9
552/211

Sulfur bonded directly to oxygen which is single bonded directly at the 9- or 10-position

2
552/213

The polycyclo ring system and an additional polycyclo ring system having at least three cyclos are bonded directly to the same atom (e.g., plural anthracene configured ring systems bonded directly to the same sulfur, etc.)

4
552/214

The atom is nitrogen (e.g., anthrimides, etc.)

8
552/215

At least five cyclos in the polycyclo ring system

3
552/217

Nitrogen, oxygen, sulfur, carbon or halogen bonded directly at beta position of the anthracene configured ring system (i.e., 2-, 3-, 6- or 7 position)

3
552/216

The polycyclo ring system is tetracyclic

6
552/220

The polycyclo ring system contains at least four cyclos

20
552/218

The polycyclo ring system is attached indirectly by nonionic bonding to an additional polycyclo ring system having at least three cyclos (e.g., plural anthracene ring systems attached indirectly to each other by nonionic bonding, etc.)

10
552/219

Nitrogen, oxygen, sulfur, carbon or halogen bonded directly at beta position of the anthracene configured ring system (i.e. 2-, 3-, 6- or 7 position)

8
552/212

The polycyclo ring system is bonded directly to an additional polycyclo ring system having at least three cyclos (e.g., plural anthracene configured ring systems bonded directly to each other, etc.)

16
552/200

Tetracyclo naphthacene configured ring system having at least one double bond between ring members and having oxygen bonded directly to a carbon of an interior ring which carbon is a member of one ring only

16
552/202

At least six oxygens bonded directly to the tetracyclo ring system

20
552/203

Nitrogen and carbonyl or cyano bonded directly to the tetracyclo ring system (e.g., tetracycline, etc.)

69
552/204

Carbon double bonded directly to the tetracyclo ring system (e.g., 6 methylene tetracycline, etc.)

23
552/205

Plural nitrogens bonded directly to the tetracyclo ring system

59
552/206

Processes

27
552/207

Heavy metal or aluminum containing material utilized

19
552/201

Two oxygens double bonded directly to the interior ring in para positions

114
 
 
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