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Class Information
Number: 540
Name: Organic compounds -- part of the class 532-570 series >
Description:










Class Number Class Name No. of Patents
 

Organic compounds (class 532, subclass 1)

 
540/1

Heterocyclic carbon compounds containing a hetero ring having chalcogen (i.e., oxygen, sulfur, selenium or tellurium) or nitrogen as the only ring hetero atoms

202
540/121

Azaporphyrins

41
540/122

Phthalocyanines

197
540/128

Boron, germanium, phosphorus or silicon containing

120
540/136

Halogen bonded directly to ring carbon of the phthalocyanine ring system

71
540/137

At least eight halogens bonded directly to ring carbons of the phthalocyanine ring system

52
540/138

Processes of halogenating the phthalocyanine ring system

24
540/130

Having -c(=x)-, wherein x is chalcogen, attached indirectly to ring carbon of the phthalocyanine ring system by nonionic bonding (e.g., phthalocyanine acetic acids, etc.)

64
540/129

Having -c(=x)-, wherein x is chalcogen, bonded directly to ring carbon of the phthalocyanine ring system (e.g., tetracarboxy copper phthalocyanine, etc.)

22
540/123

Hetero ring attached directly or indirectly to the phthalocyanine ring system by nonionic bonding

92
540/127

The hetero ring is five-membered having plural hetero atoms, at least one of which is nitrogen

45
540/124

The hetero ring is six-membered having nitrogen as a ring member

74
540/125

Plural hetero atoms in the six-membered hetero ring

104
540/126

Triazines (including hydrogenated)

102
540/139

Metal containing

193
540/140

Heavy metal or aluminum containing

290
540/142

Processes of forming the phthalocyanine ring system

41
540/144

From reactant which contains plural carbonyl groups (e.g., preparing from phthalic anhydride, etc.)

35
540/143

From reactant which contains plural cyano groups (e.g., preparing from phthalonitrile, etc.)

54
540/141

Specified crystalline form or processes of milling (e.g., alpha crystalline form, ball milling, acid milling, etc.)

184
540/135

Nitrogen attached indirectly to ring carbon of the phthalocyanine ring system by acyclic nonionic bonding

53
540/131

Sulfonyl bonded directly to ring carbon of the phthalocyanine ring system

61
540/132

Chalcogen bonded directly to the sulfonyl group

68
540/133

Nitrogen bonded directly to the sulfonyl group

71
540/134

Additional nitrogen in the sulfonyl containing substituent

54
540/2

Cyclopentanohydrophenanthrene ring system containing

41
540/4

Boron or silicon containing

76
540/120

Chalcogen attached indirectly to the cyclopentanohydrophenanthrene ring system by nonionic bonding

37
540/3

Heavy metal or aluminum containing

18
540/94

Hetero ring attached directly to the cyclopentanohydrophenanthrene ring system by nonionic bonding

45
540/102

The hetero ring contains -c(=x)-o-, wherein x is chalcogen, as part of the ring (e.g., lactones, etc.)

20
540/103

Additional chalcogen, cyano, or -c(=x)-, wherein x is chalcogen, bonded directly to the hetero ring

8
540/105

Chalcogen bonded directly at the 14-position of the cyclopentanohydrophenanthrene ring system or double bond in the d ring (e.g., cardenolides, etc.)

26
540/104

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

18
540/95

The hetero ring contains nitrogen

53
540/96

Plural nitrogen containing hetero rings bonded directly to the cyclopentanohydrophenanthrene ring system

30
540/97

The hetero ring is bonded directly at the 3-position of the cyclopentanohydrophenanthrene ring system

31
540/99

Halogen bonded directly to the cyclopentanohydrophenanthrene ring system

16
540/98

The a ring is a benzene ring

6
540/100

The hetero ring contains plural chalcogens

18
540/101

The hetero ring and acyclic chalcogen are both bonded directly at the 17 position of the cyclopentanohydrophenanthrene ring system

9
540/106

Nitrogen attached directly to the cyclopentanohydrophenanthrene ring system by nonionic bonding

55
540/107

Nitrogen containing hetero ring attached indirectly to the cyclopentanohydrophenanthrene ring system by nonionic bonding

93
540/113

Chalcogen in chain between the hetero ring and the cyclopentanohydrophenanthrene ring system

75
540/108

The hetero ring is five-membered and has plural hetero atoms

98
540/109

The hetero ring is in the 17-position substituent of the cyclopentanohydrophenanthrene ring system

45
540/112

Chalcogen or nitrogen in chain between the hetero ring and the cyclopentanohydrophenanthrene ring system

44
540/111

Having -c(=x)-, wherein x is chalcogen, bonded directly at the 17-position of the cyclopentanohydrophenanthrene ring system

39
540/110

The hetero ring is bonded directly to a -c(=x)- group, wherein x is chalcogen

73
540/114

Oxygen containing hetero ring attached indirectly to the cyclopentanohydrophenanthrene ring system by nonionic bonding

117
540/116

Additional hetero atom in the oxygen containing hetero ring

41
540/117

The a ring is a benzene ring

31
540/115

The hetero ring contains -c(=x)-o-, wherein x is chalcogen, as part of the ring (e.g., lactones, etc.)

20
540/118

The hetero ring is bonded directly to chalcogen which is bonded directly to the cyclopentanohydrophenanthrene ring system

58
540/119

The chalcogen is bonded directly at the 17-position of the cyclopentanohydrophenanthrene ring system

25
540/5

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

34
540/6

Spiro

17
540/7

Plural spiro atoms

13
540/12

Plural oxygens in both rings which share a spiro atom (e.g., 17,20;20,21 bismethylenedioxy-pregnanes, etc.)

12
540/14

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

10
540/13

Nitrogen, sulfur, cyano or -c(=x)-, wherein x is chalcogen, bonded directly to the cyclopentanohydrophenanthrene ring system

9
540/8

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

22
540/9

Nitrogen containing hetero ring as one of the cyclos of the polycyclo ring system

5
540/11

The cyclopentanohydrophenanthrene ring system shares a spiro atom with a lactone ring (i.e., -c(=x)-o- is part of the ring, wherein x is chalcogen)

6
540/10

The cyclopentanohydrophenanthrene ring system shares spiro atoms with two hetero rings, each of which contains two oxygens (e.g., 3,17-bis-ketals, etc.)

20
540/15

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

47
540/16

Hetero ring is one of the cyclos of the polycyclo ring system

11
540/27

The hetero ring contains two chalcogens which are bonded directly at the 16 and 17-positions of the cyclopentanohydrophenanthrene ring system

13
540/17

The hetero ring is five-membered, consisting of one oxygen and four carbons, and shares the spiro atom with a six-membered oxygen containing hetero ring (e.g., sapogenins, etc.)

12
540/20

Chalcogen bonded directly at the 11-position of the cyclopentanohydrophenanthrene ring system

8
540/21

Chalcogen bonded directly at the 7-position of the cyclopentanohydrophenanthrene ring system

0
540/19

Chalcogen bonded directly at the 12-position of the cyclopentanohydrophenanthrene ring system (e.g., hecogenin, etc.)

4
540/22

Halogen, cyano, nitrogen or sulfur bonded directly to the cyclopentanohydrophenanthrene ring system

3
540/18

Purification or recovery

5
540/25

The hetero ring is three-membered consisting of one oxygen and two carbons (e.g., oxirane, etc.)

19
540/26

The hetero ring shares the 5,6-positions of the cyclopentanohydrophenanthrene ring system

8
540/24

The hetero ring shares the 11,12,13-positions of the cyclopentanohydrophenanthrene ring system (i.e., bridged; e.g., 11,18-oxido steroids, etc.)

5
540/23

The spiro atom is the 17-position carbon of the cyclopentanohydrophenanthrene ring system

37
540/28

The spiro includes the cyclopentanohydrophenanthrene ring system and a hetero ring

30
540/29

Nitrogen in the spiro hetero ring

27
540/31

Plural oxygens in the spiro hetero ring

41
540/33

Chalcogen bonded directly to the spiro hetero ring

28
540/32

The a ring is a benzene ring

11
540/34

The spiro hetero ring shares the 3-position carbon of the cyclopentanohydrophenanthrene ring system

42
540/40

Carbon chain having carbon-to-carbon unsaturation bonded directly at the 17 position of the cyclopentanohydrophenanthrene ring system

20
540/38

Chalcogen bonded directly at the 11-position of the cyclopentanohydrophenanthrene ring system

14
540/35

Halogen bonded directly to the cyclopentanohydrophenanthrene ring system

15
540/36

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

27
540/37

Plural cyclic ketal rings containing (e.g., 3,20-bis-ketals, etc.)

7
540/39

The cyclopentanohydrophenanthrene ring system is fully saturated

10
540/30

Sulfur in the spiro hetero ring

39
540/41

The spiro hetero ring contains -c(=x)-o-, wherein x is chalcogen, as part of the ring (e.g., spiro-lactones, etc.)

58
540/43

Chalcogen bonded directly at the 11-position of the cyclopentanohydrophenanthrene ring system

10
540/44

Chalcogen, halogen, or nitrogen attached indirectly to the cyclopentanohydrophenanthrene ring system by acyclic nonionic bonding

27
540/42

Sulfur bonded directly to the cyclopentanohydrophenanthrene ring system

14
540/45

The spiro hetero ring is four-membered consisting of one oxygen and three carbons

4
540/46

The spiro hetero ring is three-membered consisting of one oxygen and two carbons (e.g., oxirane, etc.)

19
540/47

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

23
540/48

Hetero ring is one of the cyclos of the polycyclo ring system

3
540/49

The hetero ring contains nitrogen

9
540/55

Chalcogen in the hetero ring

3
540/56

The hetero ring is five-membered

12
540/57

The hetero ring is ortho-fused to the a ring

13
540/50

Plural nitrogens in the hetero ring

8
540/51

The hetero ring is five-membered

19
540/52

The hetero ring consists of two nitrogens and three carbons and is ortho fused to the a ring

12
540/53

Having -c(=x)-, wherein x is chalcogen, bonded directly at the 17-position of the cyclopentanohydrophenanthrene ring system

5
540/54

The hetero ring consists of two nitrogens and three carbons and is ortho fused to the d ring

6
540/58

The hetero ring is five-membered

5
540/61

The hetero ring contains plural oxygens

15
540/63

The hetero ring is ortho-fused to the d ring

63
540/64

At least six cyclos in the polycyclo ring system

11
540/68

Halogen attached indirectly to the cyclopentanohydrophenanthrene ring system by acyclic nonionic bonding

15
540/69

Halogen bonded directly to the cyclopentanohydrophenanthrene ring system

38
540/70

Oxygen bonded directly at the 11-position of the cyclopentanohydrophenanthrene ring system

63
540/65

Nitrogen or acyclic chalcogen bonded directly to the hetero ring (e.g., cyclic carbonates, etc.)

16
540/71

Oxygen attached directly to the b ring or indirectly to the a or b ring by acyclic nonionic bonding

7
540/67

Sulfur or nitrogen attached directly or indirectly to the cyclopentanohydrophenanthrene ring system by acyclic nonionic bonding

26
540/66

The a ring is a benzene ring

7
540/62

Two of the cyclos share at least three ring members or a ring carbon is shared by three of the cyclos (e.g., bridged, peri-fused, etc.)

10
540/59

The hetero ring contains sulfur

6
540/60

The hetero ring is a cyclic anhydride (i.e., containing -c(=x)-o-c(=y)- as part of the ring, wherein x and y are chalcogen; e.g., 5,8-maleic anhydride adduct of 5,7,9(11)-pregnatrien-3,20-di-one, etc.)

4
540/72

The hetero ring is a lactone (i.e., containing -c(=x)-o- as part of the ring, wherein x is chalcogen)

5
540/75

The lactone ring shares a ring carbon with two other cyclos of the polycyclo ring system (e.g., peri-fused, etc.)

1
540/73

The lactone ring shares at least three ring members with one other cyclo of the polycylo ring system (i.e., bridged)

2
540/74

The lactone ring shares the 11,12,13-positions of the cyclopentanohydrophenanthrene ring system (e.g., 11, 18-lactones, etc.)

3
540/76

The hetero ring is three-membered consisting of one oxygen and two carbons (e.g., oxirane, etc.)

34
540/78

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

18
540/82

The hetero ring shares the 11,12-positions of the cyclopentanohydrophenanthrene ring system

0
540/83

The hetero ring shares the 14,15-positions of the cyclopentanohydrophenanthrene ring system

10
540/84

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

12
540/85

Halogen bonded directly to the cyclopentanohydrophenanthrene ring system

5
540/86

Saturated a ring

2
540/79

The hetero ring shares the 4,5-positions of the cyclopentanohydrophenanthrene ring system

11
540/80

The hetero ring shares the 5,6-positions of the cyclopentanohydrophenanthrene ring system

18
540/81

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

3
540/87

The hetero ring shares the 9,11-positions of the cyclopentanohydrophenanthrene ring system

26
540/88

Halogen bonded directly to the cyclopentanohydrophenanthrene ring system

40
540/89

Having -c(=x)-, wherein x is chalcogen, bonded directly to the cyclopentanohydrophenanthrene ring system

28
540/77

The polycyclo ring system contains plural oxirane rings

6
540/93

The hetero ring shares a ring carbon with two other cyclos of the polycyclo ring system (e.g., peri-fused, etc.)

5
540/90

The hetero ring shares at least three ring members with one other cyclo of the polycyclo ring system (i.e., bridged)

11
540/92

Bridge consisting of oxygen and carbon between the 11- and 13-positions of the cyclopentanohydrophenanthrene ring system (e.g., 11,18-oxido steroids, etc.)

11
540/91

Bridge consisting of oxygen and carbon between the 6- and 10-positions of the cyclopentanohydrophenanthrene ring system (e.g., 6,19-oxido steroids, etc.)

11
540/200

Hetero ring is four-membered containing nitrogen and having chalcogen double bonded directly to a ring carbon which is adjacent to the ring nitrogen

387
540/354

Additional chalcogen bonded directly to the hetero ring

78
540/360

Additional carbon bonded directly to the additional chalcogen

178
540/357

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

144
540/355

The additional chalcogen is bonded directly to the ring nitrogen

115
540/356

The additional chalcogen is double bonded directly to the hetero ring

35
540/358

The additional chalcogen is sulfur which is bonded directly to chalcogen

78
540/359

The sulfur is double bonded directly to the chalcogen

65
540/361

Halogen attached directly at the 4-position of the hetero ring by nonionic bonding

48
540/201

Heavy metal containing

59
540/364

Nitrogen bonded directly at the 3-position of the hetero ring

148
540/202

Plural hetero atoms in the hetero ring

105
540/203

Polycyclo ring system containing the hetero ring as one of the cyclos

89
540/352

Five-membered hetero ring consisting of one nitrogen, one sulfur and three carbons as one of the cyclos of the polycyclo ring system

12
540/353

Double bond between ring members of the five-membered hetero ring

36
540/302

The ring nitrogen is shared by a five-membered ring

239
540/303

The five-membered ring contains an additional hetero atom

13
540/304

1-thia-4-aza-bicyclo(3.2.0)hep-tane (including unsaturated; e.g., penam, etc.)

48
540/310

Having -c(=x)-, wherein x is chalcogen, bonded directly at the 3-position of the bicyclo ring system

330
540/312

Nitrogen bonded directly at the 6-position of the bicyclo ring system

109
540/314

Having -c(=x)-, wherein x is chalcogen, single bonded directly to the nitrogen (e.g., penicillin f, etc.)

53
540/331

Acyclic nitrogen or azide attached indirectly to the -c(=x)- group by acyclic nonionic bonding

61
540/335

Additional acyclic nitrogen or acyclic chalcogen in the 6-position substituent

54
540/332

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

34
540/333

Hetero ring bonded directly to the -c(=x)- group

79
540/334

Chalcogen, additional nitrogen or additional -c(=x)- bonded directly to the -c(=x)- group

48
540/336

The -c(=x)- group, an unsubstituted benzene ring and -nhh bonded directly to the same carbon atom (e.g., ampicillin, etc.)

47
540/338

Benzene or hetero ring in 6-position substituent

46
540/341

Chalcogen in the chain between the ring and the -c(=x)- group

48
540/340

Having -c(=x)x-, wherein the x's may be the same or diverse chalcogens, in chain between the ring and the -c(=x)- group

17
540/339

The ring is bonded directly to the -c(=x)- group

31
540/342

Unsubstituted hydrocarbyl chain between the ring and the -c(=x)- group

59
540/343

Amine addition salts of 3-position -cooh group

1
540/344

Nitrogen containing hetero ring in the cation (i.e., amine moiety)

2
540/345

Plural nitrogens in the cation (i.e., amine moiety)

1
540/326

Chalcogen, -c(=x)-, wherein x is chalcogen, or additional nitrogen bonded directly to the -c(=x)- group

21
540/337

Cycloaliphatic ring in 6-position substituent

32
540/327

Hetero ring or ring system bonded directly to the -c(=x)- group

36
540/328

Nitrogen containing ring or ring system attached by carbon or acyclic carbon chain to the -c(=x)- group

54
540/329

Polycyclo heterocyclic ring system in 6-position substituent

31
540/330

The polycyclo ring system is attached directly to a -c(=x)-nh- group, wherein x is chalcogen and substitution may be made for hydrogen only, which group is between the polycyclo ring system and the 1-thia-4-aza bicyclo(3.2.0)hep-tane

44
540/315

Processes utilizing penam containing compound

23
540/323

Base salt formation of 3-position -cooh group

8
540/321

Conversion of amine salts to metal salts

3
540/318

Esterification of the 3-position -c(=x)x- group, wherein the x's may be the same or diverse chalcogens

18
540/324

Extracting solid from solution

5
540/320

Formation of solvate or anhydrous forms, or special crystalline forms

10
540/316

Introduction of -c(=x)- group, wherein x is chalcogen, onto nitrogen (e.g., carboxamide formation, etc.)

38
540/317

Boron, silicon or phosphorus containing reactant

32
540/322

Purification utilizing solid adsorbent

1
540/319

Sulfur-oxidation, epimerization, 6-alkoxylation, de-esterification or reduction

24
540/325

The nitrogen is part of a hetero ring

23
540/346

Processes

30
540/313

The 2-position substituent contains chalcogen, nitrogen or halogen

38
540/311

Nitrogen or hydrogen bonded directly to the -c(=x)- group

17
540/309

Nitrogen containing hetero ring attached directly at the 3-position of the bicyclo ring system

16
540/306

Plural 1-thia-4-aza-bicyclo(3.2.0)hep-tane ring systems attached directly or indirectly to each other by nonionic bonding

43
540/307

Spiro

15
540/305

The 1-thia-4-aza-bicyclo(3.2.0)hep-tane is part of a polycyclo ring system having at least three cyclos

9
540/308

The 6-position substituent contains phosphorus attached directly or indirectly to the bicyclo ring system by nonionic bonding

23
540/347

Bicyclo ring system which is 1-oxa-4-aza-bicyclo(3.2.0)hep-tane (including unsaturated)

41
540/348

Acyclic carbon double bonded directly at the 2-position of the bicyclo ring system

30
540/349

Chalcogen attached directly by a single bond to the carbon or to an acyclic carbon chain which contains the carbon

71
540/350

The ring system is 4-aza-bicyclo(3.2.0)heptane (including unsaturated) and has sulfur bonded directly at the 2-position

356
540/351

Thienamycin per se or salt thereof

40
540/204

The ring nitrogen is shared by a ring containing at least seven members

8
540/205

The ring nitrogen is shared by a six-membered ring

123
540/300

The six-membered ring contains oxygen

85
540/301

1-oxa-5-aza-bicyclo(4.2.0)octane (including unsaturated)

129
540/214

The six-membered ring contains sulfur

40
540/215

1-thia-5-aza-bicyclo(4.2.0)octane (including unsaturated; e.g., cepham, etc.)

462
540/221

7,7-disubstituted

467
540/219

7-amino cephalosporanic acid per se or salt thereof (i.e., 7-aca or salt thereof)

56
540/222

Additional hetero ring containing

868
540/223

2- or 4-position substituent contains hetero ring

87
540/224

3-position substituent contains a pyridine ring (e.g., quinoline, thienopyridine, lutidines, etc.)

189
540/225

7-position substituent contains hetero ring

481
540/226

3-position substituent contains sulfur

515
540/227

7-position substituent contains hetero ring

799
540/228

Alkyl, hydroxyalkyl, alkoxyalkyl or alkanoyloxyalkyl bonded directly to 3 position

513
540/230

Alkyl, hydroxyalkyl, alkoxyalkyl or alkanoyloxyalkyl bonded directly to 3 position

426
540/217

Double bond between the 2,3-positions of the bicyclo ring system (e.g., 2 cephem, etc.)

75
540/220

Purification or recovery

76
540/218

Ring expansion to produce the bicyclo ring system

66
540/229

Sulfur containing substituent

206
540/216

The 1-thia-5-aza-bicyclo(4.2.0)oct-ane is part of a polycyclo ring system having at least three cyclos

20
540/362

The 4-position of the hetero ring is unsubstituted or alkyl substituted only

106
540/363

Nitrogen bonded directly at the 3-position of the hetero ring

100
540/145

Porphyrins (including hydrogenated; e.g., chlorophyll, etc.)

656
540/450

The hetero ring contains at least eight members including nitrogen and carbon

294
540/480

Additional hetero ring attached directly or indirectly to the hetero ring by nonionic bonding

241
540/481

The additional hetero ring is six-membered and contains nitrogen

241
540/451

Chalcogen double bonded directly to a ring carbon of the hetero ring which is adjacent to the ring nitrogen (e.g., laurolactam, etc.)

161
540/454

Chalcogen in the hetero ring

99
540/455

Polycyclo ring system which contains the hetero ring as one of the cyclos

123
540/456

Two of the cyclos share at least three ring members or a ring member is shared by three of the cyclos (e.g., bridged, peri-fused, etc.)

433
540/457

A five-membered cyclo of the polycyclo ring system consists of four ring carbons and one ring oxygen (e.g., fused rifamycins, etc.)

65
540/458

Tetracyclo ring system which contains the hetero ring as one of the cyclos (e.g., rifamycin s, etc.)

68
540/459

Nitrogen, sulfur or halogen attached directly to the tetracyclo ring system by nonionic bonding

31
540/452

Heavy metal, aluminum, boron or silicon containing

88
540/463

Nitrogen or additional chalcogen attached directly to the hetero ring by nonionic bonding

80
540/460

Plural nitrogens in the hetero ring

275
540/461

Polycyclo ring system which contains the hetero ring as one of the cyclos

153
540/462

Oxirane ring is one of the cyclos in the polycyclo ring system (e.g., maytansinol, etc.)

59
540/453

Spiro

55
540/464

Utilizing oximes, oxime salts, hydroxylamines, hydroxylamine salts or nitrosating agents to form the hetero ring (i.e., formation of the lactam ring)

30
540/482

Chalcogen or nitrogen attached directly to the hetero ring by nonionic bonding

81
540/465

Heavy metal or aluminum containing

271
540/483

Plural nitrogens attached indirectly to the hetero ring by acyclic nonionic bonding

60
540/476

Polycyclo ring system which contains the hetero ring as one of the cyclos

120
540/479

Tricyclo ring system which contains the hetero ring as one of the cyclos

78
540/477

Two of the cyclos share at least three ring members or a ring member is shared by three of the cyclos (e.g., bridged, peri-fused, etc.)

84
540/478

Containing additional heterocyclic polycyclo ring system having plural ring nitrogens (e.g., vinblastine, vincristine, etc.)

124
540/466

Spiro

70
540/467

The hetero ring contains chalcogen

267
540/468

Polycyclo ring system which contains the hetero ring as one of the cyclos

147
540/469

Plural nitrogens in the hetero ring

122
540/470

The hetero ring contains plural nitrogens

255
540/471

Polycyclo ring system which contains the hetero ring as one of the cyclos

98
540/473

Bicyclo ring system which contains the hetero ring as one of the cyclos

93
540/472

Two of the cyclos share at least three ring members or a ring member is shared by three of the cyclos (e.g., bridged, peri-fused, etc., toxiferin)

219
540/474

The hetero ring contains at least three nitrogens

336
540/475

Nitro bonded directly to ring nitrogen of the hetero ring (e.g., hmx, etc.)

42
540/484

The hetero ring contains seven members including nitrogen and carbon

251
540/596

Additional hetero ring attached directly or indirectly to the hetero ring by nonionic bonding

472
540/602

The additional hetero ring is five-membered and contains nitrogen

295
540/603

Plural hetero atoms in the additional hetero ring

408
540/597

The additional hetero ring is six-membered and contains nitrogen

556
540/598

Plural hetero atoms in the additional hetero ring

311
540/599

Polycyclo ring system having the additional hetero ring as one of the cyclos

145
540/600

The additional hetero ring is 1,3-diazine (including hydrogenated)

142
540/601

The additional hetero ring is 1,3-diazine (including hydrogenated)

159
540/611

Benzene ring bonded directly to the hetero ring

50
540/604

Chalcogen attached directly to the hetero ring by nonionic bonding

123
540/485

Chalcogen double bonded directly to a ring carbon adjacent to the ring nitrogen (e.g., caprolactam, etc.)

133
540/526

Additional chalcogen bonded directly to the hetero ring

73
540/524

Additional hetero ring containing

277
540/525

Plural seven-membered hetero rings

62
540/488

Chalcogen in the hetero ring

195
540/490

Bicyclo ring system having the hetero ring as one of the cyclos

115
540/491

The chalcogen and the nitrogen are in the 1,5-positions of the bicyclo ring system (e.g., 1,5-benzothiazepinone, etc.)

158
540/489

Plural nitrogens in the hetero ring

37
540/531

Chalcogen or nitrogen attached indirectly to the hetero ring by nonionic bonding

93
540/538

Cyclization to form the hetero ring

58
540/539

Reactant contains a cyano group

46
540/530

Halogen bonded directly to the hetero ring

12
540/529

Having -c(=x)-, wherein x is chalcogen, bonded directly to the hetero ring

53
540/486

Heavy metal or aluminum containing

23
540/527

Nitrogen bonded directly to the hetero ring

101
540/528

The nitrogen is bonded additionally only to hydrogen

22
540/492

Plural nitrogens in the hetero ring

242
540/500

Bicyclo ring system having the hetero ring as one of the cyclos

119
540/502

At least three hetero atoms in the bicyclo ring system

61
540/503

Chalcogen in the bicyclo ring system

44
540/501

At least three nitrogens in the hetero ring

45
540/504

The bicyclo ring system is 1,4-benzodiazepine (including hydrogenated)

106
540/509

Acyclic nitrogen bonded directly to the hetero ring

106
540/506

Additional chalcogen bonded directly to ring carbon of the hetero ring

54
540/507

The additional chalcogen is bonded directly at the 3-position of the bicyclo ring system

27
540/508

Nitrogen or -c(=x)-, wherein x is chalcogen, attached indirectly to the chalcogen by acyclic nonionic bonding

11
540/512

Chalcogen attached indirectly to nitrogen of the hetero ring by acyclic nonionic bonding

42
540/511

Halogen bonded directly to the hetero ring

21
540/510

Having -c(=x)-, wherein x is chalcogen, bonded directly to the hetero ring

33
540/514

Nitrogen in the 1-position substituent of the bicyclo ring system

23
540/515

Preparation by cyclizing benzophenones or imine derivatives thereof

7
540/516

Preparation from a compound containing a different hetero ring

3
540/513

Sulfur, -c(=x)-, wherein x is chalcogen, or nitrogen, other than as nitro or nitroso, bonded directly to the carbocyclic ring of the bicyclo ring system

29
540/505

The chalcogen double bonded directly to the hetero ring is sulfur

29
540/517

The bicyclo ring system is 1,5-benzodiazepine (including hydrogenated)

67
540/518

Additional chalcogen double bonded directly to ring carbon of the hetero ring

44
540/493

Tetracyclo ring system having the hetero ring as one of the cyclos

18
540/494

Nitrogen of the hetero ring is shared by an additional cyclo of the tetracyclo ring system

53
540/495

Tricyclo ring system having the hetero ring as one of the cyclos

156
540/496

Nitrogen of the hetero ring is shared by an additional cyclo of the tricyclo ring system

114
540/497

Additional hetero atom in the additional cyclo of the tricyclo ring system

44
540/498

The additional cyclo is five-membered consisting of nitrogen and carbon (e.g., imidazobenzodiazepinones, etc.)

71
540/499

The additional cyclo consists of three nitrogens and two carbons (e.g., triazolobenzodiazepinones, etc.)

28
540/519

Polycyclo ring system which contains the hetero ring as one of the cyclos

23
540/523

Bicyclo ring system which contains the hetero ring as one of the cyclos

271
540/521

Plural hetero atoms in the polycyclo ring system

182
540/522

Tricyclo ring system which contains the hetero ring as one of the cyclos

121
540/520

Two of the cyclos share at least three ring members or a ring member is shared by three of the cyclos (e.g., bridged, peri-fused, etc.)

74
540/534

Preparing from a compound containing a cycloaliphatic ring

13
540/537

Acyclic -c(=x)x-, wherein the x's are the same or diverse chalcogens, attached directly to the cycloaliphatic ring by nonionic bonding

1
540/535

The reactant is a cyclic oxime

56
540/536

Gas phase rearrangement

56
540/532

Preparing from a compound containing a hetero ring

13
540/533

The hetero ring is a lactam (i.e., -c(=x)-nh- is part of the ring, wherein x is chalcogen and substitution may be made for the hydrogen only)

37
540/540

Purification or recovery

147
540/487

Silicon or phosphorus attached directly or indirectly to the hetero ring by nonionic bonding

84
540/609

Chalcogen or nitrogen attached indirectly to the hetero ring by acyclic nonionic bonding

186
540/610

The chalcogen or nitrogen is multiple bonded to a carbon (e.g., cyano or carbonyl groups, etc.)

172
540/607

Having -c(=x)-, wherein x is chalcogen, bonded directly to nitrogen of the hetero ring

185
540/608

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

57
540/541

Heavy metal or boron containing

60
540/605

Nitrogen attached directly to the hetero ring by nonionic bonding

70
540/606

Chalcogen, additional nitrogen, or -c(=x)-, wherein x is chalcogen, attached directly to the nitrogen by nonionic bonding

35
540/542

Phosphorus attached directly or indirectly to the hetero ring by nonionic bonding

149
540/576

Polycyclo ring system which contains the hetero ring as one of the cyclos

154
540/593

Bicyclo ring system which contains the hetero ring as one of the cyclos

268
540/594

3-benzazepines (including hydrogenated)

146
540/595

Benzene ring bonded directly to ring carbon of the hetero ring

73
540/577

Plural nitrogens in the polycyclo ring system

58
540/579

Nitrogen of the hetero ring is shared by an additional cyclo of the polycyclo ring system

128
540/580

The seven-membered hetero ring shares ring members with one other cyclo only

87
540/578

Three or more hetero atoms in the polycyclo ring system

197
540/586

Tricyclo ring system which contains the hetero ring as one of the cyclos

125
540/587

The hetero ring shares ring members with each of two benzene rings in the tricyclo ring system (e.g., morphanthridines, etc.)

78
540/588

The nitrogen of the hetero ring is bonded directly to each of the two benzene rings (e.g., iminodibenzyl, etc.)

54
540/591

Chalcogen attached directly or indirectly to the hetero ring by acyclic nonionic bonding

34
540/589

Having -c(=x)-, wherein x is chalcogen, bonded directly to ring nitrogen of the tricyclo ring system

61
540/590

Nitrogen attached directly or indirectly to ring carbon of the hetero ring by acyclic nonionic bonding

28
540/592

Nitrogen attached indirectly to ring nitrogen of the hetero ring by acyclic nonionic bonding

37
540/581

Two of the cyclos share at least three ring members or a ring carbon is shared by three of the cyclos (e.g., bridged, peri-fused, etc.)

121
540/582

Bicyclo ring system which contains the hetero ring as one of the cyclos (e.g., 3-azabicyclo-(3.2.2)nonanes, etc.)

95
540/584

Chalcogen or nitrogen attached directly to ring nitrogen of the bicyclo ring system by nonionic bonding

20
540/585

Chalcogen or nitrogen attached indirectly to ring nitrogen of the bicyclo ring system by acyclic nonionic bonding

48
540/583

Having -c(=x)-, wherein x is chalcogen, bonded directly to ring nitrogen of the bicyclo ring system

37
540/543

Spiro

224
540/544

The hetero ring contains chalcogen

416
540/545

Plural nitrogens in the heterocyclic ring

143
540/546

Polycyclo ring system which contains the hetero ring as one of the cyclos

93
540/552

Bicyclo ring system which contains the hetero ring as one of the cyclos

190
540/547

Tricyclo ring system which contains the hetero ring as one of the cyclos

115
540/548

At least three ring hetero atoms in the tricyclo ring system

74
540/551

Nitrogen bonded directly to ring carbon of the hetero ring

57
540/549

Sulfur and nitrogen are bonded directly to each other in the hetero ring

12
540/550

The nitrogen of the hetero ring is bonded directly to both remaining rings of the tricyclo ring system (e.g., dibenzo(b,e)(1,4)thiazepine, etc.)

34
540/553

The hetero ring contains plural nitrogens (e.g., 1,3-diazepines, etc.)

359
540/555

Polycyclo ring system which contains the hetero ring as one of the cyclos

133
540/567

Bicyclo ring system which contains the hetero ring as one of the cyclos

113
540/569

1,4-benzodiazepines (including hydrogenated)

48
540/570

Chalcogen bonded directly to ring carbon of the hetero ring

30
540/573

Chalcogen or nitrogen attached indirectly to ring carbon of the hetero ring by acyclic nonionic bonding

72
540/574

Formation of the 1,4-benzodiazepine ring system

23
540/571

Nitrogen bonded directly to ring carbon of the hetero ring

24
540/572

Chalcogen or nitrogen attached indirectly to ring carbon of the hetero ring by acyclic nonionic bonding

49
540/568

At least three ring hetero atoms in the bicyclo ring system

80
540/557

Tricyclo ring system which contains the hetero ring as one of the cyclos

179
540/558

Nitrogen of the hetero ring is shared by an additional cyclo of the tricyclo ring system

36
540/560

Chalcogen in the tricyclo ring system

67
540/563

S-triazolo(4,3-a)(1,4)-benzodi-azepines (including hydrogenated)

49
540/564

Chalcogen, nitrogen, cyano or halogen bonded directly to ring carbon of the triazolo ring

16
540/565

Nitrogen attached indirectly to ring carbon of the triazolo ring by acyclic nonionic bonding

29
540/566

The unshared ring carbon of the triazolo ring is unsubstituted or alkyl substituted only

23
540/561

The additional cyclo consists of one nitrogen and four carbons (e.g., diazepinoindoles, etc.)

76
540/562

The additional cyclo consists of two nitrogens and three carbons (e.g., imidazobenzodiazepines, etc.)

104
540/559

The additional cyclo has at least six ring members

50
540/556

Two of the cyclos share at least three ring members or a ring member is shared by three of the cyclos (e.g., bridged, peri-fused, etc.)

139
540/554

The hetero ring contains at least three nitrogens

83
540/575

The nitrogens are in the 1,4-positions of the hetero ring

955
540/612

The hetero ring is unsubstituted or alkyl substituted only

71
 
 
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