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英文名称中文名称CASMF
2(1H)-Pyridinone,4-ethyl-6-methyl-1-(phenylmethyl)-(9CI) 601521-93-1 C15H17NO
2,2(3H)-Pyridinedicarbonitrile,6-ethoxy-5-ethyl-(9CI) 117615-75-5 C11H13N3O
2(1H)-Pyrimidinone, 5-ethynyl- (9CI) 5-乙炔基嘧啶-2(1H)-酮 156991-81-0 C6H4N2O
4(1H)-Pyrimidinone, 2-ethyl-6-hydroxy- (9CI) 2-乙基-4,6-二羟基嘧啶 3709-98-6 C6H8N2O2
4(1H)-Pyrimidinone, 2,3-dihydro-2-methylene- (9CI) 173258-44-1 C5H6N2O
4(5H)-Pyrimidinone, 2-amino-5,6-dimethyl- (9CI) 570415-47-3 C6H9N3O
4(3H)-Pyrimidinone, 2-hydroxy- (9CI) 66255-05-8 C4H4N2O2
4(1H)-Pyrimidinone, 5-amino-2-(methylamino)- (9CI) 77994-14-0 C5H8N4O
2(1H)-Pyrimidinone, 4-amino-6-fluoro-, hydrazone (9CI) 188987-87-3 C4H6FN5
4(1H)-Pyrimidinone, 6-phenoxy- (9CI) 91520-65-9 C10H8N2O2
2(1H)-Pyrimidinimine,4-methoxy-1-methyl-(9CI) 771416-07-0 C6H9N3O
3(2H)-Pyridazinone,5-amino-(6CI,7CI,9CI) 5-氨基哒嗪-3-酮 89033-30-7 C4H5N3O
4(1H)-Pyridinone, 1-(dichloroacetyl)- (9CI) 74669-37-7 C7H5Cl2NO2
2(1H)-Pyridinone, 1-(trifluoroacetyl)- (9CI) 96254-06-7 C7H4F3NO2
1H-Pyrimido[5,4-e][1,4]diazepine (9CI) 70623-80-2 C7H6N4
4H-PYRIMIDO[1,2-B]PYRIDAZIN-4-ONE, 7-CHLORO- 4H-PYRIMIDO[1,2-B]PYRIDAZIN-4-ONE, 7-CHLORO- 88820-50-2 C7H4ClN3O
2(1H)-Pyrimidinethione, 4-amino-5-fluoro- (9CI) 67316-49-8 C4H4FN3S
2(5H)-Pyrimidinethione, 4,6-dimethyl- (9CI) 81431-13-2 C6H8N2S
4(3H)-Pyrimidinethione, 6-ethoxy- (8CI) 30001-07-1 C6H8N2OS
4(3H)-Pyrimidinimine (9CI) 163133-87-7 C4H5N3
4(1H)-Pyrimidinone, 5-chloro-, hydrazone (9CI) 4(1H)-Pyrimidinone, 5-chloro-, hydrazone (9CI) 122082-97-7 C4H5ClN4
4(1H)-Pyrimidinimine, (Z)- (9CI) 176799-58-9 C4H5N3
2(1H)-Pyridinone, 5-acetyl-3,4-dihydro- (9CI) 61892-76-0 C7H9NO2
2(1H)-Pyridinone, 1-isopropyl- 22973-00-8 C8H11NO
4(1H)-Pyrimidinone, 2-amino- (9CI) 176772-97-7 C4H5N3O
4(1H)-Pyrimidinone, 6-chloro-5-methyl- (9CI) 4-氯-5-甲基-6-羟基嘧啶 18261-42-2 C5H5ClN2O
1H-Pyrimido[4,5-f]-1,2,4-triazepine (9CI) 748776-74-1 C6H5N5
4(1H)-Pyrimidinone, 2-amino-5-hydroxy- (9CI) 2-氨基嘧啶-4,5-二醇 40769-68-4 C4H5N3O2
4(1H)-Pyrimidinone, 6-amino-5-ethyl- (9CI) 103980-50-3 C6H9N3O
10H-pyrido[3,2-b][1,4]benzothiazine-10-carbonyl chloride 10H-苯并[B]吡啶并[2,3-E][1,4]噻嗪-10-羰基氯化 94231-78-4 C12H7ClN2OS
2(1H)-Pyrimidinethione, 4-ethoxy- (9CI) 72565-78-7 C6H8N2OS
5H-Pyrimido[4,5-d]azepine, 6,7,8,9-tetrahydro- (8CI) 31887-92-0 C8H11N3
4(1H)-Pyrimidinone, 5,6-dimethyl-, hydrazone (9CI) 4-肼基-5,6-二甲基嘧啶 69142-11-6 C6H10N4
5H-Pyrimido(4,5-b)(1,4)benzothiazin-9(6H)-one, 7,8-dihydro-7,7-dimethy l-4-(4-(2-phenylethyl)-1-piperazinyl)- 84744-88-7
3(2H)-Pyridazinone, 6-(4-amino-1H-pyrazol-1-yl)-, hydrazone, dihydroch loride 70589-22-9 C7H10ClN7
4(1H)-Pyridinone, 3-hydroxy-2-(hydroxymethyl)-1-methyl- (9CI) 171369-52-1 C7H9NO3
2(1H)-Pyrimidinone, 4,5-diamino- (6CI,8CI,9CI) 4,5-二氨基-2-(1H)-嘧啶酮, 23899-73-2 C4H6N4O
2(1H)-Pyrimidinone, 4,6-dihydroxy- (9CI) 223673-88-9 C4H4N2O3
4(1H)-Pyrimidinone, 2-methyl-6-phenoxy- (9CI) 91520-66-0 C11H10N2O2
2(1H)-Pyrimidinethione, 4-hydroxy- (9CI) 124700-71-6 C4H4N2OS
4(1H)-Pyrimidinone, 5-amino-2,3-dihydro-2-thioxo- (9CI) 155-14-6 C4H5N3OS
4(1H)-Pyrimidinone, 6-methoxy-, hydrazone (9CI) 4-肼基-6-甲氧基嘧啶 23905-80-8 C5H8N4O
2(1H)-Pyrimidinethione, 5-ethyl- (9CI) 42783-65-3 C6H8N2S
4(1H)-Pyrimidinone, 2,3-dihydro-2-imino-, (E)- (9CI) 107646-85-5 C4H5N3O
4(1H)-Pyrimidinone, 2-ethyl-6-propoxy- (9CI) 38249-37-5 C9H14N2O2
2(1H)-Pyrimidinone, 5-fluoro-4-methyl- (9CI) 6090-44-4 C5H5FN2O
5H-Pyrido(4,3-b)indole-3-carboxylic acid, 1-methyl- 65032-81-7 C13H10N2O2
2(1H)-Pyridinone, 3-acetyl-3,4-dihydro-4-methyl- (9CI) 57839-75-5 C8H11NO2
2(1H)-Pyrimidinone, oxime (9CI) 126382-48-7 C4H5N3O
4(1H)-Pyrimidinone, 5-amino-6-methyl- (9CI) 14675-49-1 C5H7N3O
1H-Pyrido[3,4-b]indole-3-carboxylicacid,2,3,4,9-tetrahydro-1-methyl-,(3R)-(9CI) (3R)-色氨酸EP杂质I 827304-63-2 C13H14N2O2
4(1H)-Pyrimidinethione, 6-mercapto- (9CI) 1450-88-0 C4H4N2S2
1H-Pyrimido[1,2-a]quinoline-8,9-diol, 2,3,5,6-tetrahydro- (9CI) 569336-08-9 C12H14N2O2
2(1H)-Pyridinone, 4-methyl-1-propyl- (9CI) 461661-57-4 C9H13NO
2(1H)-Pyrimidinone, hydrazone (9CI) 2-肼基嘧啶 7504-94-1 C4H6N4
2(1H)-Pyrimidinimine (9CI) 153824-54-5 C4H5N3
1(4H)-Pyridinecarboxamide,N-methyl-4-oxo-(9CI) 83920-48-3 C7H8N2O2
4(1H)-Pyrimidinone, 2-amino-6-methyl-5-nitro- 2-氨基-6-甲基-5-硝基-3H-嘧啶-4-酮 4214-85-1 C5H6N4O3
1(2H)-Pyrimidinepentanoic acid, 3,4-dihydro-2,4-dioxo- 4114-00-5
4(1H)-Pyrimidinone, 5-amino-2-ethoxy- (9CI) 72410-44-7 C6H9N3O2
2,4,5(3H)-Pyrimidinetrione, dihydro-6-hydroxy- (9CI) 2,4,5(3H)-PYRIMIDINETRIONE, DIHYDRO-6-HYDROXY- (9CI) 19186-12-0 C4H4N2O4
4(1H)-Pyrimidinone, 6-hydroxy-5-nitroso- (9CI) 52809-58-2 C4H3N3O3
4(3H)-Pyrimidinone, 6-fluoro-2,5-dimethyl- (8CI) 18260-83-8 C6H7FN2O
1H-Pyrido[2,3-c]-1,2,5-triazepine(9CI) 251363-56-1 C7H6N4
4(1H)-Pyrimidinone, 6-amino-2-methyl-, hydrazone (9CI) 28732-87-8 C5H9N5
2(1H)-Pyrimidinone, 5-ethyl-, hydrazone (9CI) 5-乙基-2-肼基嘧啶 634611-51-1 C6H10N4
10H-Pyridazino[6,1-b]quinazoline-2-carboxylic acid, 8-chloro-10-oxo- 74163-11-4 C12H6ClN3O3
10H-Pyridazino[6,1-b]quinazoline-2-carboxylic acid, 7-methyl-10-oxo- 74163-14-7 C13H9N3O3
2(1H)-Pyridinone,5-[(methoxymethyl)dimethylsilyl]-(9CI) 254886-31-2 C9H15NO2Si
5(4H)-Pyrimidinimine (9CI) 220560-92-9 C4H5N3
2-Hydrazino-4,6-dimethylpyrimidine 2-肼基-4,6-二甲基嘧啶 23906-13-0 C6H10N4
2(1H)-Pyrimidinone, 4-amino-6-hydroxy-, 3-oxide (9CI) 697-93-8 C4H5N3O3
2(1H)-Pyrimidinone, 4,6-difluoro- (9CI) 67815-53-6 C4H2F2N2O
2(1H)-Pyrimidinone, 4,6-dimethyl-, oxime (9CI) 89808-15-1 C6H9N3O
4(1H)-Pyrimidinone, 2-cyclopropyl-6-methyl- (9CI) 2-环丙基-6-甲基嘧啶-4-酚 7043-10-9 C8H10N2O
4(1H)-Pyrimidinethione, 5-methoxy- (9CI) 4-巯基-5-甲氧基嘧啶 51793-91-0 C5H6N2OS
1H-Pyrimido[4,5-b]azepine (9CI) 40827-24-5 C8H7N3
4(1H)-Pyrimidinone, 2-(2-propenylamino)- (9CI) 451523-63-0 C7H9N3O
4(3H)-Pyrimidinethione (9CI) 132938-72-8 C4H4N2S
4(1H)-Pyridinone, 1-acetyl-2-ethyl-2,3-dihydro- (9CI) 214626-89-8 C9H13NO2
4(1H)-Pyrimidinone, 5-hydroxy-2-(hydroxymethyl)- (9CI) 120491-07-8 C5H6N2O3
2(1H)-Pyrimidinone, 4-amino-5-azido- (9CI) 163622-45-5 C4H4N6O
2(1H)-Pyrimidinethione, 4-ethyl- (9CI) 35071-18-2 C6H8N2S
4(1H)-Pyrimidinone, 6-amino-5-chloro- (9CI) 6-氨基-5-氯-3,4-二氢嘧啶-4-酮 310400-36-3 C4H4ClN3O
2(1H)-Pyrimidinone, 4-(ethylamino)- (9CI) 89711-97-7 C6H9N3O
4(1H)-Pyrimidinone, 2-ethyl-6-methyl- (8CI,9CI) 16858-50-7 C7H10N2O
2(1H)-Pyrimidinone, 4-amino-6-methyl- (9CI) 6-氨基-4-甲基-2(1H)-嘧啶酮 6220-50-4 C5H7N3O
2(1H)-Pyrimidinone, 5-(4-aminophenyl)- (9CI) 64606-18-4 C10H9N3O
4(1H)-Pyrimidinone, 6-ethoxy- (9CI) 4-羟基-6-乙氧基嘧啶 74460-13-2 C6H8N2O2
2(1H)-Pyrimidinone, 4-(1-methylhydrazino)- (7CI,8CI,9CI) 3310-45-0 C5H8N4O
2(1H)-Pyridinone, 3-acetyl-4-amino- (9CI) 229308-55-8 C7H8N2O2
4(3H)-Pyrimidinone, 2,6-diamino-, 1-oxide (9CI) 米诺地尔杂质26 131230-62-1 C4H6N4O2
2(1H)-Pyrimidinone, 5-(trifluoromethyl)- (9CI) 2-羟基-5-(三氟甲基)嘧啶 83767-80-0 C5H3F3N2O
4(1H)-Pyrimidinethione, 2-methyl- (9CI) 33643-86-6 C5H6N2S
2(1H)-Pyridinone,1-(1H-imidazol-2-yl)-(9CI) 393561-61-0 C8H7N3O
2(1H)-Pyrimidinone, 4-(dimethylamino)- (9CI) 6220-48-0 C6H9N3O
2H-Pyrido[1,2-a]pyrimidine-7,8,9-triol, octahydro-6-(hydroxymethyl)-, (6R,7R,8S,9R,9aR)- (9CI) 403501-47-3 C9H18N2O4
2(1H)-Pyridinone,4-hydroxy-5-methyl-(9CI) 非奈利酮杂质43 41935-71-1 C6H7NO2
4(1H)-Pyrimidinone, 2,3-dihydro-2-imino- (9CI) 155831-94-0 C4H5N3O
2(1H)-Pyrimidinone, 5-hydroxy- (9CI) 2(1H)-Pyrimidinone, 5-hydroxy- (9CI) 4874-29-7 C4H4N2O2
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