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2(1H)-Pyridinethione, 1-benzoyl-3,6-dihydro-4-methyl- (7CI,8CI)2(1H)-Pyridinethione, 1-benzoyl-3,6-dihydro-4-methyl- (7CI,8CI)6431-26-1
2(1H)-Pyridinone,4-hydroxy-5,6-dimethyl-3-nitro-2(1H)-Pyridinone,4-hydroxy-5,6-dimethyl-3-nitro-163803-34-7
4(3H)-Pyrimidinethione, 3-methyl-2-(methylthio)-4(3H)-??????,3-??-2-(????)-33267-98-0
1(2H)-Pyridinecarboxylic acid, 5-cyano-3,6-dihydro-3-methyl-, methyl ester1(2H)-????????,5-???-3,6-?????-3-??-,??????159792-60-6
6H-Pyrido[4,3:4,5]pyrrolo[3,2:4,5]benzimidazo[1,2-c]quinazolin-6-one, 5,10-dihydro-11-phenyl-6H-Pyrido[4,3:4,5]pyrrolo[3,2:4,5]benzimidazo[1,2-c]quinazolin-6-one, 5,10-dihydro-11-phenyl-157610-93-0
4(1H)-Pyridinone, 1,3-dichloro-4(1H)-????,1,3-????-93111-35-4
2(1H)-Pyridinethione, 1-(2-benzoxazolyl)-2(1H)-?????,1-(2-?????)-208043-70-3
2(1H)-Pyridinethione, 1-butyl-2(1H)-?????,1-??-873398-00-6
1(2H)-Pyridinecarboxylic acid, 5-cyano-, ethyl ester1(2H)-????????,5-???-,??????103935-36-0
1(4H)-Pyridinecarboxylic acid, 4-cyano-, ethyl ester1(4H)-????????,4-???-,??????153334-92-0
1(2H)-Pyridineacetic acid, -alpha--hydroxy--alpha--methyl-2-oxo-1(2H)-???????,-??-?????-??-??-2-??-853992-49-1
2(1H)-Pyrimidinethione, 4,6-diamino-5-methyl-2(1H)-??????,4,6-????-5-??-162706-06-1
1H-Pyrido[3,4-b][1,4]oxazine,2,3-dihydro-(9CI)1H-Pyrido[3,4-b][1,4]oxazine,2,3-dihydro-(9CI)194022-45-2
4(1H)-Pyridinone,1-amino-(9CI)4(1H)-????,1-???-(9CI)57555-04-1
4(1H)-Pyridinone,2,6-difluoro-(9CI)4(1H)-????,2,6-?????-(9CI)253435-43-7
4(1H)-Pyridinone,3-(hydroxymethyl)-(9CI)4(1H)-????,3-(??????)-(9Cl)142890-84-4
4(1H)-Pyrimidinone,2-ethoxy-1-(4-pentenyl)-(9CI)4(1H)-Pyrimidinone,2-ethoxy-1-(4-pentenyl)-(9CI)388567-10-0
6H-pyrido[1,2-a]quinoline-6-thione6H-pyrido[1,2-a]quinoline-6-thione
1(4H)-Pyridinecarboxylicacid,ethylester(9CI)1(4H)-????????,??????(9CI)40339-63-7
1(2H)-Pyridazinecarboxylic acid, 3,6-dihydro-6-methyl-, ethyl ester1(2H)-?????????,3,6-????-6-??-,??????98492-98-9
1(2H)-Pyridinecarbonitrile, 2-(dimethylamino)-3,4-dihydro-1(2H)-?????????,2-(??????)-3,4-????-930300-45-1
3(2H)-Pyridazinone, 5-azido-2-(azidomethyl)-4-chloro-3(2H)-Pyridazinone, 5-azido-2-(azidomethyl)-4-chloro-220663-05-8
1(6H)-Pyridazineacetamide, N-(6-amino-1,2,3,4-tetrahydro-1,3-dimethyl-2,4-dioxo-5-pyrimidinyl)-6-oxo-3-phenyl-1(6H)-Pyridazineacetamide, N-(6-amino-1,2,3,4-tetrahydro-1,3-dimethyl-2,4-dioxo-5-pyrimidinyl)-6-oxo-3-phenyl-346407-20-3
3H-Pyrimido[5,4-h][1,4]benzoxazin-4(7H)-one, 3-(4-chlorophenyl)-8,9-dihydro-2-(1-methylethyl)-3H-Pyrimido[5,4-h][1,4]benzoxazin-4(7H)-one, 3-(4-chlorophenyl)-8,9-dihydro-2-(1-methylethyl)-941600-11-9
4(1H)-Pyridinone, 3-chloro-2,6-dimethyl-4(1H)-????,3-???-2,6-???-909849-00-9
2(1H)-Pyridone, 4-chloro-3-hydroxy-1-methyl- (8CI)2(1H)-Pyridone, 4-chloro-3-hydroxy-1-methyl- (8CI)19352-36-4
1(6H)-Pyridazineacetic acid, 3-methyl-6-oxo--alpha--phenyl-1(6H)-????????,3-??-6-??-??-??-856847-48-8
1(2H)-Pyridinecarboxylic acid, 5,6-dihydro-2,2-dimethyl-5-oxo-, methyl ester1(2H)-????????,5,6-????-2,2-???-5-??-,??????240113-56-8
Ethyl 1,3,4,5-tetrahydro-2H-pyrido[4,3,b]indole-2-carboxylate??1,3,4,5-??????-2H-???[4,3,b]??-2-???????63277-54-3
1(4H)-Pyridinecarboxamide,4,4-dimethyl-(9CI)1(4H)-?????????,4,4-???-(9CI)101376-29-8
2H-Pyrido[1,2-a]pyrimidine-7,8,9-triol, 3,4,6,7,8,9-hexahydro-6-(hydroxymethyl)-, (6R,7R,8S,9R)- (9CI)2H-Pyrido[1,2-a]pyrimidine-7,8,9-triol, 3,4,6,7,8,9-hexahydro-6-(hydroxymethyl)-, (6R,7R,8S,9R)- (9CI)675130-39-9
1H-Pyrido[3,4-b]indol-6-ol,2,3,4,9-tetrahydro-1,2-dimethyl-(9CI)1H-Pyrido[3,4-b]indol-6-ol,2,3,4,9-tetrahydro-1,2-dimethyl-(9CI)828922-86-7
4(1H)-Pyrimidinone, 2-amino-6-hydroxy-5-(methylamino)- (9CI)4(1H)-Pyrimidinone, 2-amino-6-hydroxy-5-(methylamino)- (9CI)687601-01-0
4(1H)-Pyridinone, 2-ethyl-3-hydroxy-6-[(2-hydroxyethyl)thio]- (9CI)4(1H)-Pyridinone, 2-ethyl-3-hydroxy-6-[(2-hydroxyethyl)thio]- (9CI)221695-78-9
1(2H)-Pyridazinepropanal, 3,6-dihydro-ba-methyl-3,6-dioxo-, alpha-(formylhydrazone) (9CI)1(2H)-????????,3,6-????-?-??-3,6-???-,??-(???????)(9CI)474333-29-4
1(2H)-Pyridinecarbonyl chloride, 3,6-dihydro- (9CI)1(2H)-????????????,3,6-?????-(9CI)40240-41-3
5H-Pyrido[1,2,3-de]-1,4-benzoxazine-5-thione, 2,3-dihydro-7,8-dimethyl-5H-Pyrido[1,2,3-de]-1,4-benzoxazine-5-thione, 2,3-dihydro-7,8-dimethyl-83367-38-8
2(1H)-Pyridone, 4-amino-1,6-dimethyl-3-nitroso- (7CI,8CI)2(1H)-Pyridone, 4-amino-1,6-dimethyl-3-nitroso- (7CI,8CI)5658-87-7
2(1H)-Pyrimidinone, 4-amino-5-(1-propenyl)- (9CI)2(1H)-Pyrimidinone, 4-amino-5-(1-propenyl)- (9CI)289064-94-4
4(1H)-Pyrimidinone, 2-(methylthio)-5-(phenylmethyl)-4(1H)-?????,2-(????)-5-(????)-73717-80-3
4(1H)-Pyridinone, 3-hydroxy-2-methyl-1-[(2S,5S)-tetrahydro-5-(hydroxymethyl)-2-furanyl]- (9CI)4(1H)-Pyridinone, 3-hydroxy-2-methyl-1-[(2S,5S)-tetrahydro-5-(hydroxymethyl)-2-furanyl]- (9CI)654054-86-1
11H-Pyrido[2,1-b]quinazolin-11-one, 6,7,8,9-tetrahydro-4-methoxy-11H-Pyrido[2,1-b]quinazolin-11-one, 6,7,8,9-tetrahydro-4-methoxy-862080-80-6
2(1H)-Pyrimidinone,5-ethyl-3,4-dihydro-6-methyl-4-phenyl-(9CI)2(1H)-Pyrimidinone,5-ethyl-3,4-dihydro-6-methyl-4-phenyl-(9CI)728004-10-2
11H-pyrido(2,1-b)quinazolin-11-one11H-???(2,1-b)????-11-?578-96-1
2(1H)-Pyridinone,6-amino-5-hydroxy-(9CI)2(1H)-Pyridinone,6-amino-5-hydroxy-(9CI)65017-17-6
1(2H)-Pyridineacetic acid, 3-hydroxy-4-methyl-2-oxo-, ethyl ester (9CI)1(2H)-???????,3-?????-4-??-2-??-,??????(9CI)208592-17-0
2H-Pyrido[3,2-b]-1,4-oxazine, 3,4-dihydro-7-methyl-2H-Pyrido[3,2-b]-1,4-oxazine, 3,4-dihydro-7-methyl-20567-68-4
2(1H)-Pyridinethione, 1-benzoyl-3,6-dihydro- (7CI,8CI)2(1H)-Pyridinethione, 1-benzoyl-3,6-dihydro- (7CI,8CI)6431-24-9
2(1H)-Pyridinethione, 1-(3-nitrophenyl)-2(1H)-?????,1-(3-?????)-103985-12-2
2(1H)-Pyridinone, 3,4-diamino-1-ethyl-2(1H)-????,3,4-????-1-??-921214-33-7
2(1H)-Pyridinethione, 1-(morpholinomethyl)- (7CI,8CI)2(1H)-Pyridinethione, 1-(morpholinomethyl)- (7CI,8CI)2244-46-4
10H-Pyridazino[6,1-b]quinazolin-10-one, 6-methoxy-2-phenyl-10H-Pyridazino[6,1-b]quinazolin-10-one, 6-methoxy-2-phenyl-930295-05-9
2(1H)-Pyridinone, 4-ethyl-6-hydroxy-1-methyl- (9CI)2(1H)-Pyridinone, 4-ethyl-6-hydroxy-1-methyl- (9CI)457629-66-2
2(1H)-Pyridinone,5-methoxy-,hydrazone(9CI)2(1H)-????,5-???-,????(9CI)741287-82-1
2(1H)-Pyridinone,4-(aminomethyl)-1-methyl-(9CI)2(1H)-Pyridinone,4-(aminomethyl)-1-methyl-(9CI)550369-61-4
4(1H)-Pyrimidinone, 2-amino-5-hydroxy-6-(hydroxymethyl)- (9CI)4(1H)-Pyrimidinone, 2-amino-5-hydroxy-6-(hydroxymethyl)- (9CI)114282-45-0
2(1H)-Pyridinone,1-methyl-6-(1-methylethyl)-(9CI)2(1H)-Pyridinone,1-methyl-6-(1-methylethyl)-(9CI)60025-76-5
4(1H)-Pyrimidinone, 2-[(2-hydroxyethyl)amino]- (9CI)4(1H)-Pyrimidinone, 2-[(2-hydroxyethyl)amino]- (9CI)459218-68-9
4H-Pyrido[1,2-a]pyrimidin-4-one, 9-bromo-2-hydroxy-7-methyl-4H-Pyrido[1,2-a]pyrimidin-4-one, 9-bromo-2-hydroxy-7-methyl-663619-90-7
2(1H)-Pyridinone,5-hydroxy-3-methyl-(9CI)2(1H)-Pyridinone,5-hydroxy-3-methyl-(9CI)59273-17-5
2(1H)-Pyridinone, 3-hydroxy-6-(hydroxymethyl)- (9CI)2(1H)-Pyridinone, 3-hydroxy-6-(hydroxymethyl)- (9CI)58485-18-0
Ethyl (S)-9,10-difluoro-3-methyl-7-oxo-2,3-dihydro-7H-pyrido[1,2,3-de]-1,4-benzoxazine-6-carboxylateEthyl (S)-9,10-difluoro-3-methyl-7-oxo-2,3-dihydro-7H-pyrido[1,2,3-de]-1,4-benzoxazine-6-carboxylate106939-34-8
1(4H)-Pyridinecarbothioamide, 4-ethynyl-3,5-diformyl-1(4H)-???????????,4-???-3,5-????-62827-27-4
2(1H)-Pyridinethione, 1-(4-nitrophenyl)-2(1H)-?????,1-(4-?????)-103983-87-5
2(1H)-Pyrimidinone, (4,5-dihydro-1H-imidazol-2-yl)hydrazone (9CI)2(1H)-Pyrimidinone, (4,5-dihydro-1H-imidazol-2-yl)hydrazone (9CI)741997-08-0
2(1H)-Pyridinone, 5-(aminoacetyl)- (9CI)2(1H)-????,5-(??????)-(9CI)751449-55-5
3(2H)-Pyridazinone, 4-chloro-2-methyl-5-(methylamino)-3(2H)-Pyridazinone, 4-chloro-2-methyl-5-(methylamino)-98796-09-9
11H-Pyrido[2,1-b]quinazolin-11-one, 6,7,8,9-tetrahydro-6-[(4-hydroxy-3,5-dimethoxyphenyl)methylene]-4-methoxy-, (6E)-11H-Pyrido[2,1-b]quinazolin-11-one, 6,7,8,9-tetrahydro-6-[(4-hydroxy-3,5-dimethoxyphenyl)methylene]-4-methoxy-, (6E)-862080-91-9
1(2H)-Pyridinecarboxylic acid, 3,4-dihydro-2,6-dimethyl-4-oxo-, methyl ester1(2H)-????????,3,4-????-2,6-???-4-??-,??????174150-47-1
11H-Pyrido[2,1-b]quinazolin-11-one, 6,7,8,9-tetrahydro-6-[(4-hydroxy-3,5-dimethoxyphenyl)methylene]-2,3,4-trimethoxy-, (6E)-11H-Pyrido[2,1-b]quinazolin-11-one, 6,7,8,9-tetrahydro-6-[(4-hydroxy-3,5-dimethoxyphenyl)methylene]-2,3,4-trimethoxy-, (6E)-876303-89-8
1(4H)-Pyridinecarboxylic acid, 3-formyl-4-methyl-, methyl ester1(4H)-????????,3-???-4-??-,??????519178-40-6
1(2H)-Pyridinecarboxylic acid, 3-cyano-, ethyl ester1(2H)-????????,3-???-,??????103935-34-8
2(1H)-Pyrimidinone, 3,4-dihydro-1,3,6-trimethyl-4-thioxo-2(1H)-Pyrimidinone, 3,4-dihydro-1,3,6-trimethyl-4-thioxo-49786-07-4
4(3H)-Pyrimidinone, 6-amino-2,5-dihydro-2-methoxy-3-methyl- (9CI)4(3H)-Pyrimidinone, 6-amino-2,5-dihydro-2-methoxy-3-methyl- (9CI)448904-30-1
1(2H)-Pyridinecarboxaldehyde, 3,4-dihydro-2-hydroxy-6-methyl- (9CI)1(2H)-Pyridinecarboxaldehyde, 3,4-dihydro-2-hydroxy-6-methyl- (9CI)95018-39-6
4H-Pyrimido[4,5-b]indol-4-one, 2-amino-1,9-dihydro-6-hydroxy- (9CI)4H-Pyrimido[4,5-b]indol-4-one, 2-amino-1,9-dihydro-6-hydroxy- (9CI)728880-57-7
4(3H)-Pyrimidinone, 6-methyl- (9CI)4(3H)-?????,6-??-(9CI)156647-95-9
1H-Pyrimido[4,5-f]-1,2,4,5-tetrazepine (9CI)1H-????[4,5-f]-1,2,4,5-?????(9CI)51176-18-2
4(1H)-Pyrimidinimine,1-ethyl-2,6-dimethyl-(9CI)4(1H)-Pyrimidinimine,1-ethyl-2,6-dimethyl-(9CI)760142-95-8
1H-PYRIDO[3,4-B][1,4]OXAZIN-2(3H)-ONE, 7-CHLORO-1H-PYRIDO[3,4-B][1,4]OXAZIN-2(3H)-ONE, 7-CHLORO-928118-43-8
2(1H)-Pyrimidinone, 4,5,6-trimethyl- (9CI)2(1H)-?????,4,5,6-????-(9CI)65133-47-3
2(1H)-Pyridinone,3-ethynyl-(9CI)2(1H)-????,3-???-(9CI)142502-88-3
4(3H)-Pyrimidinone, 5-methyl-2-(methylthio)-4(3H)-?????,5-??-2-(????)-20651-30-3
4(1H)-Pyrimidinone, 6-hydroxy-5-phenyl-4(1H)-?????,6-????-5-??-18337-64-9
2(1H)-Pyridinone, 3-bromo-4-hydroxy-2(1H)-????,3-???-4-?????-96245-97-5
4(3H)-Pyrimidinone, 5-ethyl-2-(methylthio)-4(3H)-?????,5-??-2-(????)-30150-54-0
4(1H)-Pyrimidinone, 2-ethoxy- (7CI,9CI)4(1H)-Pyrimidinone, 2-ethoxy- (7CI,9CI)25957-58-8
4(1H)-Pyrimidinone, 2-(methoxymethyl)- (9CI)4(1H)-?????,2-(?????)-(9CI)34274-23-2
2(1H)-Pyrimidinone, 4-amino-5-methyl-, hydrazone (9CI)2(1H)-?????,4-???-5-??-,????(9CI)33705-11-2
2(5H)-Pyrimidinimine (9CI)2(5H)-??????(9CI)458556-25-7
4(1H)-Pyridinone, 1-[(4,5-dihydro-2-thiazolyl)methyl]-5-hydroxy-2-methyl- (9CI)4(1H)-Pyridinone, 1-[(4,5-dihydro-2-thiazolyl)methyl]-5-hydroxy-2-methyl- (9CI)792881-73-3
1(6H)-Pyridazineacetic acid, -alpha-,3-dimethoxy-6-oxo-1(6H)-????????,-??-,3-????-6-??-874491-35-7
1(2H)-Pyridinecarboxylic acid, 4-acetyl-3,6-dihydro-, methyl ester1(2H)-????????,4-???-3,6-????-,??????405910-70-5
2H-PYRIMIDO[1,2-B]PYRIDAZIN-2-ONE, 7-CHLORO-3,4-DIHYDRO-2H-PYRIMIDO[1,2-B]PYRIDAZIN-2-ONE, 7-CHLORO-3,4-DIHYDRO-24439-16-5
2(1H)-Pyridinone,6-acetyl-2(1H)-????,6-???-137678-86-5
2(1H)-Pyridinone, 4-hydroxy-6-methyl-1-(2-pyridinylmethyl)- (9CI)2(1H)-Pyridinone, 4-hydroxy-6-methyl-1-(2-pyridinylmethyl)- (9CI)586378-69-0
2(1H)-Pyridinone,4-chloro-,hydrazone(9CI)2(1H)-Pyridinone,4-chloro-,hydrazone(9CI)364757-36-8
4(1H)-Pyrimidinone, 2-(ethylthio)-5-methoxy-4(1H)-?????,2-(????)-5-???-49547-20-8
1(2H)-Pyridinecarbonyl chloride, 3,6-dihydro-4-methyl- (9CI)1(2H)-????????????,3,6-????-4-??-(9CI)40240-42-4
2,4,5(3H)-Pyrimidinetrione, 6-aminodihydro- (9CI)2,4,5(3H)-???????,6-????????-(9CI)16823-36-2
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