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Description CAS Number Molecular Formula
7H-Pyrimido[4,5-b][1,4]oxazine (8CI,9CI) 255-13-0 C6H5N3O
2(1H)-Pyridinone, 5-acetyl-3,4-dihydro- (9CI) 61892-76-0 C7H9NO2
2(1H)-Pyridinone, 5-acetyl-1,6-dimethyl- (9CI) 129689-55-0 C9H11NO2
4(1H)-Pyrimidinone, 5-acetyl-2-amino- (9CI) 81633-28-5 C6H7N3O2
2(1H)-Pyrimidinone, 5-acetyl-3,4-dihydro-6-methyl- (9CI) 136231-40-8 C7H10N2O2
3(2H)-Pyridazinone, 4-acetyl-6-methyl- (9CI) 152343-22-1 C7H8N2O2
1(2H)-Pyridinecarbonyl chloride, 3,6-dihydro-4-methyl- (9CI) 40240-42-4 C7H10ClNO
1(4H)-Pyridineacetic acid, 3-hydroxy-2-methyl-4-oxo-, ethyl ester (9CI) 188123-20-8 C10H13NO4
1(4H)-Pyridinepropanoic acid, alpha-amino-3-hydroxy-4-oxo-, methyl ester (9CI) 787484-81-5 C9H12N2O4
2(1H)-Pyridinone, 3-methoxy-5,6-dimethyl- (9CI) 441304-08-1 C8H11NO2
2(1H)-Pyridinone, 6-[(dimethylamino)methyl]- (9CI) 744983-78-6 C8H12N2O
2(1H)-Pyrimidinone, 4-amino-1-(2-propynyl)- (9CI) 264611-42-9 C7H7N3O
2H-Pyrido[1,2-a]pyrimidine-7,8,9-triol, octahydro-6-(hydroxymethyl)-, (6R,7R,8S,9R,9aR)- (9CI) 403501-47-3 C9H18N2O4
3(2H)-Pyridazinone, 2-(2-aminoethyl)-6-methyl- (9CI) 344259-15-0 C7H11N3O
3(2H)-Pyridazinone, 5-hydroxy-2-methyl-4-(2-methylphenyl)- (9CI) 503454-50-0 C12H12N2O2
4(1H)-Pyridinone, 1-(3,4-dihydroxyphenyl)- (9CI) 128670-33-7 C11H9NO3
4(1H)-Pyridinone, 3-hydroxy-2-methyl-1-[(2R,5S)-tetrahydro-5-(hydroxymethyl)-2-furanyl]- (9CI) 654054-85-0 C11H15NO4
4(1H)-Pyrimidinone, 2,3-dihydro-5-(methylamino)-2-thioxo- (9CI) 389799-44-4 C5H7N3OS
4(1H)-Pyrimidinone, 6-hydroxy-2-[(2-methylphenyl)amino]- (9CI) 620983-81-5 C11H11N3O2
4(3H)-Pyrimidinone, 2-amino-6-hydrazino-3-methyl- (9CI) 719298-79-0 C5H9N5O
1(2H)-Pyridinecarboxylic acid, 3,6-dihydro-5-((methoxyimino)methyl)-, 2-propenyl ester 121750-61-6
1H-Pyrido(2,3-b)indol-2-amine, 3-(phenylmethyl)- 79801-93-7 C18H15N3
2(1H)-Pyrimidinone, 1-(2-deoxy-beta-D-erythro-pentofuranosyl)-5-methyl - 22003-31-2 C10H14N2O4
3(2H)-Pyridazinone, 6-chloro-5-(4-morpholinyl)-, hydrazone, sulfate (1 :1) 37117-61-6 C8H12ClN5O.H2O4S
4(1H)-Pyridinethione, 1-hydroxy- 101084-70-2 C5H5NOS
4H-Pyridazino(4,5-b)indol-4-one, 3,5-dihydro-8-(phenylmethoxy)-, hydra zone 84576-41-0 C17H15N5O
4H-Pyrimido(6,1-a)isoquinolin-4-one, 6,7-dihydro-9,10-dimethoxy-2-(eth yl(2,4,6-trimethylphenyl)amino)-, hydrate (2:1) 76536-69-1 2C25H29N3O3.H2O
2H-Pyrido[1,2-a]pyrazine-7-methanol,octahydro-,(7R,9aS)-(9CI) 764714-59-2 C9H18N2O
1(2H)-Pyridineaceticacid,3-cyano-4-(hydroxymethyl)-6-methyl-2-oxo-,hydrazide(9CI) 592477-25-3 C10H12N4O3
1H-Pyrido[3,4-b]indole-3-carboxylicacid,2,3,4,9-tetrahydro-1-methyl-,(3R)-(9CI) 827304-63-2 C13H14N2O2
2(1H)-Pyrimidinone,4-amino-5-fluorotetrahydro-6-hydroxy-(9CI) 59894-49-4 C4H8FN3O2
2H-Pyrido[1,2-a]pyrazin-8-ol,octahydro-(7CI,8CI) 2465-81-8 C8H16N2O
2(1H)-Pyridinone,1-(2-oxo-3-azetidinyl)-(9CI) 481067-08-7 C8H8N2O2
1H-Pyrido[4,3-b]azepine,2,3,4,5-tetrahydro-(9CI) 233264-75-0 C9H12N2
4H-Pyrido[1,2-a]pyrimidin-4-one,3-ethyloctahydro-1,2,6-trimethyl-(9CI) 791731-10-7 C13H24N2O
4(1H)-Pyrimidinone,tetrahydro-3-hydroxy-2-(1-methylethyl)-(9CI) 211872-63-8 C7H14N2O2
3H-Pyrido[3,4-b]indol-3-one,2,9-dihydro-4-hydroxy-2,9-dimethyl-(9CI) 803644-07-7 C13H12N2O2
2(1H)-Pyridinimine,1-(oxiranylmethyl)-(9CI) 741201-92-3 C8H10N2O
1(2H)-Pyrimidinecarbonylchloride,tetrahydro-3-methyl-2,4-dioxo-(9CI) 72820-55-4 C6H7ClN2O3
2(1H)-Pyrimidinethione,4,6-diethoxy-(9CI) 155198-69-9 C8H12N2O2S
2(1H)-Pyrimidinone,5-ethyl-3,4-dihydro-6-methyl-4-(4-methylphenyl)-(9CI) 728004-12-4 C14H18N2O
4(1H)-Pyridinethione,1-(1-methylethyl)-(9CI) 114588-77-1 C8H11NS
2(1H)-Pyridinone,5-(1-methylethyl)-(9CI) 137013-12-8 C8H11NO
2(1H)-Pyrimidinimine,1-methyl-4-(phenylmethoxy)-(9CI) 780694-57-7 C12H13N3O
1(6H)-Pyridazineaceticacid,3-methyl-6-oxo-(9CI) 412018-60-1 C7H8N2O3
2(1H)-Pyrimidinone,4-amino-5-fluoro-1-(5R)-5-isoxazolidinyl-(9CI) 588715-97-3 C7H9FN4O2
2(1H)-Pyridinethione,3-(aminomethyl)-4-methyl-(9CI) 765269-44-1 C7H10N2S
1H-Pyrido[3,4-b]indol-7-ol,3-ethyl-2,3,4,9-tetrahydro-(9CI) 805192-34-1 C13H16N2O
1(2H)-Pyridazinecarboxylicacid,tetrahydro-,methylester(9CI) 155137-91-0 C6H12N2O2
1H-Pyrido[4,3-b]indol-7-amine,2,3,4,5-tetrahydro-2-methyl-(9CI) 805193-93-5 C12H15N3
3(2H)-Pyridazinethione,5,6-dimethyl-(9CI) 184219-92-9 C6H8N2S
5H-2-Pyrindine-4-carboxamide,6,7-dihydro-(8CI) 15626-24-1 C9H10N2O
4(1H)-Pyridinethione,2-methyl-(9CI) 832129-74-5 C6H7NS
1H-Pyrido[4,3-b]indole-8-carboximidamide,2,3,4,5-tetrahydro-2-methyl-(9CI) 806607-58-9 C13H16N4
2H-Pyrido[3,2-e]-1,2,4-thiadiazin-3-amine,1,1-dioxide(9CI) 163136-90-1 C6H6N4O2S
2(1H)-Pyrimidinone,tetrahydro-5-hydroxy-1-(1-methylethyl)-(9CI) 377093-12-4 C7H14N2O2
4(3H)-Pyrimidinone,5-fluoro-3-methyl-(9CI) 347418-38-6 C5H5FN2O
2(1H)-Pyridinone,4,6-dinitro-,hydrazone(9CI) 148774-16-7 C5H5N5O4
1(4H)-Pyridineethanol,beta-ethyl-(9CI) 741266-64-8 C9H15NO
2H-Pyrido[1,2-a]pyrazin-2-amine,octahydro-6-methyl-(9CI) 100070-66-4 C9H19N3
4(1H)-Pyridinethione,3-amino-(9CI) 38240-23-2 C5H6N2S
4H-Pyrimido[6,1-a]isoquinolin-4-one,2-chloro-6,7,8,9,10,11-hexahydro-(9CI) 573975-44-7 C12H13ClN2O
2H-Pyrido[1,2-a]pyrazin-8-ol,octahydro-,(8S,9aR)-(9CI) 262289-74-7 C8H16N2O
2H-Pyrido[1,2-a]pyrazine,2-(2-aminoethyl)octahydro-(8CI) 22293-84-1 C10H21N3
2(1H)-Pyridinethione,5,6-dihydro-1-methyl-(9CI) 632335-63-8 C6H9NS
1(6H)-Pyrimidineaceticacid,6-imino-(9CI) 698338-52-2 C6H7N3O2
2(1H)-Pyridinone,4-(aminomethyl)-(9CI) 131052-82-9 C6H8N2O
4(1H)-Pyridinimine,1-ethyl-(9CI) 36585-64-5 C7H10N2
3(2H)-Pyridazinone,1,6-dihydro-6-thioxo-,hydrazone(9CI) 372091-12-8 C4H6N4S
2(1H)-Pyridinethione, 1,4,6-trimethyl- 19006-70-3 C8H11NS
1(2H)-Pyridinecarboxylic acid, 5-chloro-3,4-dihydro-, methyl ester 113718-44-8 C7H10ClNO2
1(2H)-Pyridazinecarboxylic acid, 3,6-dihydro-6-methyl-, ethyl ester 98492-98-9 C8H14N2O2
2(1H)-Pyridone, 4-amino-1,6-dimethyl-3-nitroso- (7CI,8CI) 5658-87-7 C7H9N3O2
3(2H)-Pyridazinone, 4-chloro-5-[(4-fluorophenyl)amino]-2-(1-methyl-1H-benzimidazol-2-yl)- 879575-13-0 C18H13ClFN5O
1(4H)-Pyridineethanethioamide, N,N-dimethyl-4-thioxo- 114570-98-8 C9H12N2S2
4(1H)-Pyrimidinone, 6-(1H-imidazol-4-yl)- (9CI) 840529-42-2 C7H6N4O
1(2H)-Pyridinecarboxylic acid, 3,4-dihydro-2-methyl-4-oxo-, ethyl ester 184368-83-0 C9H13NO3
2(1H)-Pyridinethione, 1-propyl- 19006-74-7 C8H11NS
2(1H)-Pyrimidinethione, 4-amino-5-ethyl- (9CI) 158495-86-4 C6H9N3S
2(1H)-Pyridinone, 3,4-diamino-5,6-dimethyl- 164930-92-1 C7H11N3O
2(1H)-Pyrimidinone, 5,6-diamino-1,4-dimethyl- 33704-84-6 C6H10N4O
5H-Pyrido[1,2,3-de]-1,4-benzoxazine-5-thione, 2,3-dihydro-7-methyl- 83367-36-6 C12H11NOS
3(2H)-Pyridazinone, 5-azido-2-(azidomethyl)-4-chloro- 220663-05-8 C5H3ClN8O
4(1H)-Pyrimidinone, 1-acetyl-2,3-dihydro-6-methyl-2-thioxo- 947023-03-2 C7H8N2O2S
2(1H)-Pyridinethione, 1-acetyl-3,6-dihydro-4-methyl- (7CI,8CI) 6545-84-2 C8H11NOS
9H-Pyrido[2,3-b]azepine-9-carbothioamide, 5,6,7,8-tetrahydro- 60782-43-6 C10H13N3S
2(1H)-Pyridinethione, 1-methyl-4-(methylthio)- 71506-86-0 C7H9NS2
1(2H)-Pyridinecarboxylic acid, 2-(2-propenyl)-, methyl ester (9CI) 94161-80-5 C10H13NO2
2H-Pyrimido[2,1-c][1,2,4]triazine-4-thiol 130314-21-5 C6H6N4S
1(4H)-Pyrimidinecarboxylic acid, 5,6-dihydro-2-(methylthio)-, methyl ester 269083-16-1 C7H12N2O2S
1(4H)-Pyridinecarboxylic acid, 3-cyano-, ethyl ester 103935-35-9 C9H10N2O2
3(2H)-Pyridazinone, 4-chloro-5-(ethylamino)-2-methyl- 214556-17-9 C7H10ClN3O
1(6H)-Pyridazineacetamide, N-(6-amino-1,2,3,4-tetrahydro-1-methyl-2,4-dioxo-3-propyl-5-pyrimidinyl)-3-chloro-6-oxo- 346407-26-9 C14H17ClN6O4
2,3,4,5-Tetrahydro-5-methyl-1H-pyrido[4,3-b]indol-1-one 122852-75-9 C12H12N2O
4(3H)-Pyrimidinone, 3-methyl-2-(methylthio)-6-phenyl- 74303-68-7 C12H12N2OS
2H-PYRIMIDO[1,2-B]PYRIDAZIN-2-ONE, 7-CHLORO-3,4-DIHYDRO- 24439-16-5 C7H6ClN3O
2(1H)-Pyridinone,3-methoxy-5-methyl-(9CI) 441304-29-6 C7H9NO2
1(2H)-Pyridazinecarboxamide,3,6-dihydro-3-oxo-(9CI) 193197-96-5 C5H7N3O2
2(1H)-Pyridinone,4-(hydroxymethyl)-1-methyl-(9CI) 371765-69-4 C7H9NO2
2H-Pyrido[4,3-b]-1,4-oxazin-3(4H)-one(9CI) 102226-40-4 C7H6N2O2
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