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117320-52-23H-Pyrazol-3-one, 5-amino-2-butyl-2,4-dihydro-3H-Pyrazol-3-one, 5-amino-2-butyl-2,4-dihydro-
927417-34-31H-Pyrazole-3,4-diamine, 1-(1-methylethoxy)-1H-Pyrazole-3,4-diamine, 1-(1-methylethoxy)-
(1,2,3,6,7,8-2H6)Pyrene-2-radical cation(1,2,3,6,7,8-2H6)Pyrene-2-radical cation
(1,2,3,6,7,8-2H6)Pyrene(1,2,3,6,7,8-2H6)Pyrene
(1,2,3,6,7,8-2H6)Pyrene-5-radical cation(1,2,3,6,7,8-2H6)Pyrene-5-radical cation
(1,2,3,6,7,8-2H6)Pyrene-1-radical cation(1,2,3,6,7,8-2H6)Pyrene-1-radical cation
79623-37-32(3H)-PYRIDINONE, 3-CHLORO-5-(TRIFLUOROMETHYL)-2(3H)-PYRIDINONE, 3-CHLORO-5-(TRIFLUOROMETHYL)-
1H-Pyrido[2,3-b][1,4]oxazin-2(3H)-one1H-Pyrido[2,3-b][1,4]oxazin-2(3H)-one
676596-63-75H-Pyrido[3,2-b]azepine-6,9-(7H,8H)-dione5H-Pyrido[3,2-b]azepine-6,9-(7H,8H)-dione
2(1H)-pyrimidinone, 5-acetyl-4-methyl-2(1H)-pyrimidinone, 5-acetyl-4-methyl-
15468-21-04(1H)-pyrimidinone, 6-amino-1-ethyl-2,3-dihydro-2-thioxo-4(1H)-pyrimidinone, 6-amino-1-ethyl-2,3-dihydro-2-thioxo-
82789-23-91H-pyrido[3,4-b]indole-3-carboxylic acid, 2,3,4,9-tetrahyd1H-pyrido[3,4-b]indole-3-carboxylic acid, 2,3,4,9-tetrahyd
1332529-86-84(3H)-pyrimidinone, 2-amino-6-(3-amino-1-piperidinyl)-4(3H)-pyrimidinone, 2-amino-6-(3-amino-1-piperidinyl)-
1199215-84-34(3H)-pyrimidinone, 2-amino-6-[3-(hydroxymethyl)-1-piperid4(3H)-pyrimidinone, 2-amino-6-[3-(hydroxymethyl)-1-piperid
4(1H)-pyrimidinone, 2,3-dihydro-6-(4-hydroxyphenyl)-2-thio4(1H)-pyrimidinone, 2,3-dihydro-6-(4-hydroxyphenyl)-2-thio
22934-13-02(1H)-pyridinone, 4,6-dimethyl-3-nitro-2(1H)-pyridinone, 4,6-dimethyl-3-nitro-
115127-16-71H-pyrimido[4,5-b]indole-2,4(3H,9H)-dione1H-pyrimido[4,5-b]indole-2,4(3H,9H)-dione
536760-29-93-Chloro-1-(4-nitrophenyl)-5,6-dihydropyridin-2(1H)-one3-Chloro-1-(4-nitrophenyl)-5,6-dihydropyridin-2(1H)-one
21038-63-11H-pyrido[2,3-d][1,3]oxazine-2,4-dione1H-pyrido[2,3-d][1,3]oxazine-2,4-dione
919536-34-82(1H)-Pyridinone, 5-[4-[[4-[(3-chloro-1H-indol-6-yl)sulfonyl]-1-piperazinyl]carbonyl]-1-piperidinyl]-3-methyl-2(1H)-Pyridinone, 5-[4-[[4-[(3-chloro-1H-indol-6-yl)sulfonyl]-1-piperazinyl]carbonyl]-1-piperidinyl]-3-methyl-
37836-80-94(3H)-Pyrimidinone, 2-(1-methylethoxy)-6-(trifluoromethyl)-4(3H)-Pyrimidinone, 2-(1-methylethoxy)-6-(trifluoromethyl)-
10443-86-41H-pyrimidine-2,4-diselone1H-pyrimidine-2,4-diselone
1083044-98-71H-pyrido[2,3-b][1,4]thiazin-2(3H)-one1H-pyrido[2,3-b][1,4]thiazin-2(3H)-one
117056-92-59H-Pyrimido[1,2-a][1,3,5]triazine-2,4,8-trione9H-Pyrimido[1,2-a][1,3,5]triazine-2,4,8-trione
127801-83-61H-Pyridazino[3,4,5-de]quinazoline-3,8(2H,7H)-dione1H-Pyridazino[3,4,5-de]quinazoline-3,8(2H,7H)-dione
1141417-81-35H-Pyridazino[3,4-d]azepine, 6,7,8,9-tetrahydro-3-methoxy-5H-Pyridazino[3,4-d]azepine, 6,7,8,9-tetrahydro-3-methoxy-
1176758-23-82(1H)-Pyridinone, 1-(2-aminoethyl)-5-chloro-2(1H)-Pyridinone, 1-(2-aminoethyl)-5-chloro-
1194488-90-81,3(2H)-Pyridinedicarboxylic acid, 5,6-dihydro-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-, 1-(1,1-dimethylethyl) 3-ethyl ester1,3(2H)-Pyridinedicarboxylic acid, 5,6-dihydro-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-, 1-(1,1-dimethylethyl) 3-ethyl ester
22715-34-02(1H)-PyriMidinone, 4,5,6-triaMino-2(1H)-PyriMidinone, 4,5,6-triaMino-
17326-09-94H-Pyrido[1,2-a]pyriMidin-4-one,2-hydroxy-9-Methyl-4H-Pyrido[1,2-a]pyriMidin-4-one,2-hydroxy-9-Methyl-
1313007-19-04(3H)-PyriMidinone, 2-iMidazo[1,2-a]pyridin-3-yl-4(3H)-PyriMidinone, 2-iMidazo[1,2-a]pyridin-3-yl-
1310249-41-22(1H)-Pyridinone, 4-amino-1-ethyl-2(1H)-Pyridinone, 4-amino-1-ethyl-
550349-58-13H-Pyridazino[4,5-b]indole-1-carboxaMide, 7-chloro-4,5-dihydro-3-(6-Methoxy-3-pyridinyl)-N,N,5-triMethyl-4-oxo-3H-Pyridazino[4,5-b]indole-1-carboxaMide, 7-chloro-4,5-dihydro-3-(6-Methoxy-3-pyridinyl)-N,N,5-triMethyl-4-oxo-
163680-80-67H-Pyrido[1,2,3-de]-1,4-benzoxazine-6-carboxylic acid, 10-[1-(acetylaMino)cyclopropyl]-9-fluoro-2,3-dihydro-3-Methyl-7-oxo-, (S)- (9CI)7H-Pyrido[1,2,3-de]-1,4-benzoxazine-6-carboxylic acid, 10-[1-(acetylaMino)cyclopropyl]-9-fluoro-2,3-dihydro-3-Methyl-7-oxo-, (S)- (9CI)
79642-24-35H-Pyrido[4,3-b]indol-8-aMine5H-Pyrido[4,3-b]indol-8-aMine
105806-14-24(1H)-PyriMidinone, 6-chloro-5-fluoro-2-Methyl-4(1H)-PyriMidinone, 6-chloro-5-fluoro-2-Methyl-
30247-55-32H-PyriMido[1,2-b]pyridazin-2-one2H-PyriMido[1,2-b]pyridazin-2-one
381233-76-72(1H)-Pyridinone, 5-broMo-3-iodo-1-phenyl-2(1H)-Pyridinone, 5-broMo-3-iodo-1-phenyl-
67945-75-94(3H)-PyriMidinone, 6-aMino-2-(2-furanyl)-4(3H)-PyriMidinone, 6-aMino-2-(2-furanyl)-
630125-61-02(1H)-Pyridinone, 4-(4-nitrophenoxy)-2(1H)-Pyridinone, 4-(4-nitrophenoxy)-
1041861-94-22(1H)-Pyridinone, 4-(4-aMinophenoxy)-2(1H)-Pyridinone, 4-(4-aMinophenoxy)-
1239883-36-36H-Pyrido[3',2':4,5]iMidazo[1,2-d][1,4]diazepine, 3-broMo-7,8,9,10-tetrahydro-6H-Pyrido[3',2':4,5]iMidazo[1,2-d][1,4]diazepine, 3-broMo-7,8,9,10-tetrahydro-
849903-79-33-Ethyl-6,7,8,9-tetrahydro-9-hydroxy-2-Methyl-4H-pyrido[1,2-a]pyriMidin-4-one3-Ethyl-6,7,8,9-tetrahydro-9-hydroxy-2-Methyl-4H-pyrido[1,2-a]pyriMidin-4-one
947144-32-32(1H)-Pyridinone, 4-hydroxy-6-(trifluoroMethyl)-2(1H)-Pyridinone, 4-hydroxy-6-(trifluoroMethyl)-
1346575-64-12(1H)-Pyridinone, 3-(aMinoMethyl)-6-Methyl-4-propyl-2(1H)-Pyridinone, 3-(aMinoMethyl)-6-Methyl-4-propyl-
706811-25-84(1H)-PyriMidinone, 5-(4-broMophenyl)-6-hydroxy-4(1H)-PyriMidinone, 5-(4-broMophenyl)-6-hydroxy-
1138473-53-64(3H)-PyriMidinone, 5-Methyl-2-[[4-[2-(1-pyrrolidinyl)ethoxy]phenyl]aMino]-4(3H)-PyriMidinone, 5-Methyl-2-[[4-[2-(1-pyrrolidinyl)ethoxy]phenyl]aMino]-
144731-64-62H-Pyrido[1,2-a]pyrazine-7-carboxylic acid, octahydro-1-oxo-, Methyl ester, (7R,9aR)-rel-2H-Pyrido[1,2-a]pyrazine-7-carboxylic acid, octahydro-1-oxo-, Methyl ester, (7R,9aR)-rel-
1245649-22-24(3H)-PyriMidinone, 6-aMino-5-(2,2-diethoxyethyl)-2-[[4-(4-Methyl-1-piperazinyl)phenyl]aMino]-4(3H)-PyriMidinone, 6-aMino-5-(2,2-diethoxyethyl)-2-[[4-(4-Methyl-1-piperazinyl)phenyl]aMino]-
1142947-79-24(3H)-PyriMidinone, 6-aMino-5-(2,2-diethoxyethyl)-2-[[3-(4-Methyl-1-piperazinyl)phenyl]aMino]-4(3H)-PyriMidinone, 6-aMino-5-(2,2-diethoxyethyl)-2-[[3-(4-Methyl-1-piperazinyl)phenyl]aMino]-
1245642-85-64(3H)-PyriMidinone, 5-Methyl-2-[[3-(4-Methyl-1-piperazinyl)phenyl]aMino]-4(3H)-PyriMidinone, 5-Methyl-2-[[3-(4-Methyl-1-piperazinyl)phenyl]aMino]-
1039715-25-75H-Pyrido[2,3-b][1,5]benzodiazepin-7-ol, 6,11-dihydro-2-(trifluoroMethyl)-5H-Pyrido[2,3-b][1,5]benzodiazepin-7-ol, 6,11-dihydro-2-(trifluoroMethyl)-
895133-42-32H-Pyrido[1,2-a]pyrazine-1,8-dione, 6-broMo-2-[(4-fluorophenyl)Methyl]-3,4-dihydro-9-hydroxy-2H-Pyrido[1,2-a]pyrazine-1,8-dione, 6-broMo-2-[(4-fluorophenyl)Methyl]-3,4-dihydro-9-hydroxy-
1349264-72-76H-Pyrido[1,2-b]pyridazin-6-one, 2-(2,4-difluorophenoxy)-5-[2-Methoxy-5-(5-Methyl-1,3,4-oxadiazol-2-yl)phenyl]-6H-Pyrido[1,2-b]pyridazin-6-one, 2-(2,4-difluorophenoxy)-5-[2-Methoxy-5-(5-Methyl-1,3,4-oxadiazol-2-yl)phenyl]-
1245645-33-34(3H)-PyriMidinone, 6-aMino-5-(diethoxyMethyl)-4(3H)-PyriMidinone, 6-aMino-5-(diethoxyMethyl)-
1245648-59-24(3H)-PyriMidinone, 6-aMino-5-(2,2-diethoxyethyl)-2-[[4-[2-(1-pyrrolidinyl)ethoxy]phenyl]aMino]-4(3H)-PyriMidinone, 6-aMino-5-(2,2-diethoxyethyl)-2-[[4-[2-(1-pyrrolidinyl)ethoxy]phenyl]aMino]-
1245646-44-97H-PyriMido[4,5-d]azepine-7-carboxylic acid, 2-aMino-3,4,5,6,8,9-hexahydro-4-oxo-, 1,1-diMethylethyl ester7H-PyriMido[4,5-d]azepine-7-carboxylic acid, 2-aMino-3,4,5,6,8,9-hexahydro-4-oxo-, 1,1-diMethylethyl ester
895133-63-82H-Pyrido[1,2-a]pyrazine-1,8-dione, 2-[(4-fluorophenyl)Methyl]-3,4-dihydro-9-hydroxy-6-Methoxy-2H-Pyrido[1,2-a]pyrazine-1,8-dione, 2-[(4-fluorophenyl)Methyl]-3,4-dihydro-9-hydroxy-6-Methoxy-
876343-86-11(2H)-Pyridinecarboxylic acid, 4-(5-broMo-4-chloro-1H-pyrrolo[2,3-b]pyridin-2-yl)-3,6-dihydro-, 1,1-diMethylethyl ester1(2H)-Pyridinecarboxylic acid, 4-(5-broMo-4-chloro-1H-pyrrolo[2,3-b]pyridin-2-yl)-3,6-dihydro-, 1,1-diMethylethyl ester
1234479-76-56H-PyriMido[4,5-b][1,4]benzodiazepin-6-one, 5,11-dihydro-2-[[2-Methoxy-4-(4-Methyl-1-piperazinyl)phenyl]aMino]-5,11-diMethyl-6H-PyriMido[4,5-b][1,4]benzodiazepin-6-one, 5,11-dihydro-2-[[2-Methoxy-4-(4-Methyl-1-piperazinyl)phenyl]aMino]-5,11-diMethyl-
1313712-32-11H-Pyrido[2,3-b][1,4]oxazin-2-ol1H-Pyrido[2,3-b][1,4]oxazin-2-ol
83911-48-29H-Pyrido[3,4-b]indole-3-carbonitrile9H-Pyrido[3,4-b]indole-3-carbonitrile
1703-10-23(2H)-Pyridazinone, 6-Methoxy-3(2H)-Pyridazinone, 6-Methoxy-
286961-24-81(2H)-Pyridinecarboxylic acid, 3,6-dihydro-4-[[(trifluoroMethyl)sulfonyl]oxy]-, phenylMethyl ester1(2H)-Pyridinecarboxylic acid, 3,6-dihydro-4-[[(trifluoroMethyl)sulfonyl]oxy]-, phenylMethyl ester
100114-19-03(2H)-Pyridazinone, 5,6-diMethyl-3(2H)-Pyridazinone, 5,6-diMethyl-
441780-11-61(2H)-PyriMidineacetic acid, 4-[bis[(1,1-diMethylethoxy)carbonyl]aMino]-2-oxo-1(2H)-PyriMidineacetic acid, 4-[bis[(1,1-diMethylethoxy)carbonyl]aMino]-2-oxo-
1245646-50-73(2H)-pyridazinone,5-chloro-4-(3-nitro-4-Methylphenyl)3(2H)-pyridazinone,5-chloro-4-(3-nitro-4-Methylphenyl)
73326-98-45H-Pyrido[4,3-b]carbazole-5,11(6H)-dione5H-Pyrido[4,3-b]carbazole-5,11(6H)-dione
207976-92-92(1H)-Pyridinone, 3-chloro-5,6-dihydro-2(1H)-Pyridinone, 3-chloro-5,6-dihydro-
18073-32-06H-Pyrido[4,3-b]carbazole,9-Methoxy-5,6,11-triMethyl-6H-Pyrido[4,3-b]carbazole,9-Methoxy-5,6,11-triMethyl-
1159814-04-62(1H)-Pyridinone, 6-cyclohexyl2(1H)-Pyridinone, 6-cyclohexyl
88369-59-911H-Pyrido[2,1-b]quinazolin-11-one, 6-aMino-11H-Pyrido[2,1-b]quinazolin-11-one, 6-aMino-
38940-60-29H-Pyrido[3,4-b]indole-1-carboxamide9H-Pyrido[3,4-b]indole-1-carboxamide
63885-81-410H-Pyrido[3,2-b][1,4]benzothiazine-10-carboxylic acid 2-(4-methylpiperazino)ethyl ester10H-Pyrido[3,2-b][1,4]benzothiazine-10-carboxylic acid 2-(4-methylpiperazino)ethyl ester
5056-68-85H-2-pyrindinium.6.7-dihydro-2-(p-hydroxyphenethyl)-4.7-dimethyl-.salt with trifluoroacetic acid(1:1) (van8ci)5H-2-pyrindinium.6.7-dihydro-2-(p-hydroxyphenethyl)-4.7-dimethyl-.salt with trifluoroacetic acid(1:1) (van8ci)
5H-Pyrido[4,3-b]indol-3-ol5H-Pyrido[4,3-b]indol-3-ol
63885-82-510H-Pyrido[3,2-b][1,4]benzothiazine-10-carboxylic acid 3-(4-methylpiperazino)propyl ester10H-Pyrido[3,2-b][1,4]benzothiazine-10-carboxylic acid 3-(4-methylpiperazino)propyl ester
12H-Pyrido[1,2-a:3,4-b']diindole-13-carbaldehyde12H-Pyrido[1,2-a:3,4-b']diindole-13-carbaldehyde
55383-58-97H-Pyrimido[4,5-b][1,4]thiazine-4,6-diamine7H-Pyrimido[4,5-b][1,4]thiazine-4,6-diamine
2H-Pyrido[3,4-b]indole-2-carboxylic acid ethyl ester2H-Pyrido[3,4-b]indole-2-carboxylic acid ethyl ester
69557-87-52(1H)-Pyrimidinone [di(pyridin-2-yl)methylene]hydrazone2(1H)-Pyrimidinone [di(pyridin-2-yl)methylene]hydrazone
6H-Pyrido[2,1-a]isoindolium6H-Pyrido[2,1-a]isoindolium
3(2H)-Pyridone3(2H)-Pyridone
270-58-62H-2-Pyrindine2H-2-Pyrindine
245-08-95H-Pyrido[3,2-b]indole5H-Pyrido[3,2-b]indole
65413-39-07H-Pyrimido[4,5-b][1,4]thiazine-2,4,6-triamine7H-Pyrimido[4,5-b][1,4]thiazine-2,4,6-triamine
31482-18-51-[4-(9H-Pyrido[3,4-b]indol-1-ylcarbonyl)pyridin-3-yl]ethanone1-[4-(9H-Pyrido[3,4-b]indol-1-ylcarbonyl)pyridin-3-yl]ethanone
4-[3-(10H-Pyrido[3,2-b][1,4]benzothiazin-10-yl)propyl]-1-piperidineethanol4-[3-(10H-Pyrido[3,2-b][1,4]benzothiazin-10-yl)propyl]-1-piperidineethanol
240-39-112H-Pyrido[2,3-a]thieno[2,3-i]carbazole12H-Pyrido[2,3-a]thieno[2,3-i]carbazole
4H-Pyrido[1,2-a]pyrimidin-4-one4H-Pyrido[1,2-a]pyrimidin-4-one
23443-27-81H-Pyrimido[1,2-a]quinolin-1-one1H-Pyrimido[1,2-a]quinolin-1-one
133124-75-16H-Pyrido[1,2-a]quinazolin-6-one6H-Pyrido[1,2-a]quinazolin-6-one
8H-Pyrido[1,2-a]quinoxaline-6,8(5H)-dione8H-Pyrido[1,2-a]quinoxaline-6,8(5H)-dione
69901-70-85H-Pyrido[4,3-b]indol-3-amine5H-Pyrido[4,3-b]indol-3-amine
874495-37-11(2H)-Pyrimidineacetic acid, tetrahydro-2-imino--alpha--methyl-4,6-dioxo- (5CI)1(2H)-Pyrimidineacetic acid, tetrahydro-2-imino--alpha--methyl-4,6-dioxo- (5CI)
734488-40-52(1H)-Pyrimidinone, 4-[(4,5-dihydro-1H-imidazol-2-yl)amino]- (9CI)2(1H)-Pyrimidinone, 4-[(4,5-dihydro-1H-imidazol-2-yl)amino]- (9CI)
876509-21-64(3H)-Pyrimidinone, 6-acetamido-3,5-dimethyl- (6CI)4(3H)-Pyrimidinone, 6-acetamido-3,5-dimethyl- (6CI)
6545-84-22(1H)-Pyridinethione, 1-acetyl-3,6-dihydro-4-methyl- (7CI,8CI)2(1H)-Pyridinethione, 1-acetyl-3,6-dihydro-4-methyl- (7CI,8CI)
71971-79-42(1H)-Pyridinone, 3-nitro-, oxime (9CI)2(1H)-Pyridinone, 3-nitro-, oxime (9CI)
28860-32-42(1H)-Pyrimidinone, 3,4-dihydro-4-imino-6-mercapto-1,3-dimethyl-2(1H)-Pyrimidinone, 3,4-dihydro-4-imino-6-mercapto-1,3-dimethyl-
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