英文名称中文名称CASMF
2(1H)-Pyridinethione, 1-benzoyl-3,6-dihydro-4-methyl- (7CI,8CI) 6431-26-1 C13H13NOS
2(1H)-Pyridinone,4-hydroxy-5,6-dimethyl-3-nitro- 4-羟基-5,6-二甲基-3-硝基-2(1H)-吡啶酮 163803-34-7 C7H8N2O4
4(3H)-Pyrimidinethione, 3-methyl-2-(methylthio)- 33267-98-0 C6H8N2S2
1(2H)-Pyridinecarboxylic acid, 5-cyano-3,6-dihydro-3-methyl-, methyl ester 159792-60-6 C9H12N2O2
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 C25H15N5O
4(1H)-Pyridinone, 1,3-dichloro- 93111-35-4 C5H3Cl2NO
2(1H)-Pyridinethione, 1-(2-benzoxazolyl)- 208043-70-3 C12H8N2OS
2(1H)-Pyridinethione, 1-butyl- 873398-00-6 C9H13NS
1(2H)-Pyridinecarboxylic acid, 5-cyano-, ethyl ester 103935-36-0 C9H10N2O2
1(4H)-Pyridinecarboxylic acid, 4-cyano-, ethyl ester 153334-92-0 C9H10N2O2
1(2H)-Pyridineacetic acid, -alpha--hydroxy--alpha--methyl-2-oxo- 853992-49-1 C8H9NO4
2(1H)-Pyrimidinethione, 4,6-diamino-5-methyl- 162706-06-1 C5H8N4S
1H-Pyrido[3,4-b][1,4]oxazine,2,3-dihydro-(9CI) 2,3-二氢-1H-吡啶并[3,4-B][1,4]恶嗪 194022-45-2 C7H8N2O
4(1H)-Pyridinone,1-amino-(9CI) 57555-04-1 C5H6N2O
4(1H)-Pyridinone,2,6-difluoro-(9CI) 253435-43-7 C5H3F2NO
4(1H)-Pyridinone,3-(hydroxymethyl)-(9CI) 142890-84-4 C6H7NO2
4(1H)-Pyrimidinone,2-ethoxy-1-(4-pentenyl)-(9CI) 388567-10-0 C11H16N2O2
6H-pyrido[1,2-a]quinoline-6-thione C13H9NS
1(4H)-Pyridinecarboxylicacid,ethylester(9CI) 40339-63-7 C8H11NO2
1(2H)-Pyridazinecarboxylic acid, 3,6-dihydro-6-methyl-, ethyl ester 98492-98-9 C8H14N2O2
1(2H)-Pyridinecarbonitrile, 2-(dimethylamino)-3,4-dihydro- 930300-45-1 C8H13N3
3(2H)-Pyridazinone, 5-azido-2-(azidomethyl)-4-chloro- 220663-05-8 C5H3ClN8O
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 C18H18N6O4
3H-Pyrimido[5,4-h][1,4]benzoxazin-4(7H)-one, 3-(4-chlorophenyl)-8,9-dihydro-2-(1-methylethyl)- 941600-11-9 C19H18ClN3O2
4(1H)-Pyridinone, 3-chloro-2,6-dimethyl- 909849-00-9 C7H8ClNO
2(1H)-Pyridone, 4-chloro-3-hydroxy-1-methyl- (8CI) 19352-36-4 C6H6ClNO2
1(6H)-Pyridazineacetic acid, 3-methyl-6-oxo--alpha--phenyl- 856847-48-8 C13H12N2O3
1(2H)-Pyridinecarboxylic acid, 5,6-dihydro-2,2-dimethyl-5-oxo-, methyl ester 240113-56-8 C9H13NO3
Ethyl 1,3,4,5-tetrahydro-2H-pyrido[4,3,b]indole-2-carboxylate 1,3,4,5-四氢-2H-吡啶并[4,3-b]吲哚-2-甲酸乙酯 63277-54-3 C14H16N2O2
1(4H)-Pyridinecarboxamide,4,4-dimethyl-(9CI) 101376-29-8 C8H12N2O
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 C9H16N2O4
1H-Pyrido[3,4-b]indol-6-ol,2,3,4,9-tetrahydro-1,2-dimethyl-(9CI) 828922-86-7 C13H16N2O
4(1H)-Pyrimidinone, 2-amino-6-hydroxy-5-(methylamino)- (9CI) 687601-01-0 C5H8N4O2
4(1H)-Pyridinone, 2-ethyl-3-hydroxy-6-[(2-hydroxyethyl)thio]- (9CI) 221695-78-9 C9H13NO3S
1(2H)-Pyridazinepropanal, 3,6-dihydro-ba-methyl-3,6-dioxo-, alpha-(formylhydrazone) (9CI) 474333-29-4 C9H12N4O3
1(2H)-Pyridinecarbonyl chloride, 3,6-dihydro- (9CI) 40240-41-3 C6H8ClNO
5H-Pyrido[1,2,3-de]-1,4-benzoxazine-5-thione, 2,3-dihydro-7,8-dimethyl- 83367-38-8 C13H13NOS
2(1H)-Pyridone, 4-amino-1,6-dimethyl-3-nitroso- (7CI,8CI) 5658-87-7 C7H9N3O2
2(1H)-Pyrimidinone, 4-amino-5-(1-propenyl)- (9CI) 289064-94-4 C7H9N3O
4(1H)-Pyrimidinone, 2-(methylthio)-5-(phenylmethyl)- 73717-80-3 C12H12N2OS
4(1H)-Pyridinone, 3-hydroxy-2-methyl-1-[(2S,5S)-tetrahydro-5-(hydroxymethyl)-2-furanyl]- (9CI) 654054-86-1 C11H15NO4
11H-Pyrido[2,1-b]quinazolin-11-one, 6,7,8,9-tetrahydro-4-methoxy- 862080-80-6 C13H14N2O2
2(1H)-Pyrimidinone,5-ethyl-3,4-dihydro-6-methyl-4-phenyl-(9CI) 728004-10-2 C13H16N2O
11H-pyrido(2,1-b)quinazolin-11-one 11H-吡啶并[2,1-B]喹唑啉-11-酮 578-96-1 C12H8N2O
2(1H)-Pyridinone,6-amino-5-hydroxy-(9CI) 65017-17-6 C5H6N2O2
1(2H)-Pyridineacetic acid, 3-hydroxy-4-methyl-2-oxo-, ethyl ester (9CI) 208592-17-0 C10H13NO4
2H-Pyrido[3,2-b]-1,4-oxazine, 3,4-dihydro-7-methyl- 20567-68-4 C8H10N2O
2(1H)-Pyridinethione, 1-benzoyl-3,6-dihydro- (7CI,8CI) 6431-24-9 C12H11NOS
2(1H)-Pyridinethione, 1-(3-nitrophenyl)- 103985-12-2 C11H8N2O2S
2(1H)-Pyridinone, 3,4-diamino-1-ethyl- 921214-33-7 C7H11N3O
2(1H)-Pyridinethione, 1-(morpholinomethyl)- (7CI,8CI) 2244-46-4 C10H14N2OS
10H-Pyridazino[6,1-b]quinazolin-10-one, 6-methoxy-2-phenyl- 930295-05-9 C18H13N3O2
2(1H)-Pyridinone, 4-ethyl-6-hydroxy-1-methyl- (9CI) 457629-66-2 C8H11NO2
2(1H)-Pyridinone,5-methoxy-,hydrazone(9CI) 3-甲氧基-6-肼基吡啶 741287-82-1 C6H9N3O
2(1H)-Pyridinone,4-(aminomethyl)-1-methyl-(9CI) 2(1H)-Pyridinone,4-(aminomethyl)-1-methyl-(9CI) 550369-61-4 C7H10N2O
4(1H)-Pyrimidinone, 2-amino-5-hydroxy-6-(hydroxymethyl)- (9CI) 114282-45-0 C5H7N3O3
2(1H)-Pyridinone,1-methyl-6-(1-methylethyl)-(9CI) 60025-76-5 C9H13NO
4(1H)-Pyrimidinone, 2-[(2-hydroxyethyl)amino]- (9CI) 459218-68-9 C6H9N3O2
4H-Pyrido[1,2-a]pyrimidin-4-one, 9-bromo-2-hydroxy-7-methyl- 9-溴-2-羟基-7-甲基-4H-吡啶并[1,2-A]嘧啶-4-酮 663619-90-7 C9H7BrN2O2
2(1H)-Pyridinone,5-hydroxy-3-methyl-(9CI) 5-羟基-3-甲基吡啶-2(1H)-酮 59273-17-5 C6H7NO2
2(1H)-Pyridinone, 3-hydroxy-6-(hydroxymethyl)- (9CI) 58485-18-0 C6H7NO3
Ethyl (S)-9,10-difluoro-3-methyl-7-oxo-2,3-dihydro-7H-pyrido[1,2,3-de]-1,4-benzoxazine-6-carboxylate 左氧氟沙星环合酯 106939-34-8 C15H13F2NO4
1(4H)-Pyridinecarbothioamide, 4-ethynyl-3,5-diformyl- 62827-27-4 C10H8N2O2S
2(1H)-Pyridinethione, 1-(4-nitrophenyl)- 103983-87-5 C11H8N2O2S
2(1H)-Pyrimidinone, (4,5-dihydro-1H-imidazol-2-yl)hydrazone (9CI) 741997-08-0 C7H10N6
2(1H)-Pyridinone, 5-(aminoacetyl)- (9CI) 751449-55-5 C7H8N2O2
3(2H)-Pyridazinone, 4-chloro-2-methyl-5-(methylamino)- 98796-09-9 C6H8ClN3O
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 C22H22N2O5
1(2H)-Pyridinecarboxylic acid, 3,4-dihydro-2,6-dimethyl-4-oxo-, methyl ester 174150-47-1 C9H13NO3
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 C24H26N2O7
1(4H)-Pyridinecarboxylic acid, 3-formyl-4-methyl-, methyl ester 519178-40-6 C9H11NO3
1(2H)-Pyridinecarboxylic acid, 3-cyano-, ethyl ester 103935-34-8 C9H10N2O2
2(1H)-Pyrimidinone, 3,4-dihydro-1,3,6-trimethyl-4-thioxo- 49786-07-4 C7H10N2OS
4(3H)-Pyrimidinone, 6-amino-2,5-dihydro-2-methoxy-3-methyl- (9CI) 448904-30-1 C6H11N3O2
1(2H)-Pyridinecarboxaldehyde, 3,4-dihydro-2-hydroxy-6-methyl- (9CI) 95018-39-6 C7H11NO2
4H-Pyrimido[4,5-b]indol-4-one, 2-amino-1,9-dihydro-6-hydroxy- (9CI) 728880-57-7 C10H8N4O2
4(3H)-Pyrimidinone, 6-methyl- (9CI) 156647-95-9 C5H6N2O
1H-Pyrimido[4,5-f]-1,2,4,5-tetrazepine (9CI) 51176-18-2 C5H4N6
4(1H)-Pyrimidinimine,1-ethyl-2,6-dimethyl-(9CI) 760142-95-8 C8H13N3
1H-PYRIDO[3,4-B][1,4]OXAZIN-2(3H)-ONE, 7-CHLORO- 7-氯-1H-吡啶并[3,4-B][1,4]噁嗪-2(3H-)-酮 928118-43-8 C7H5ClN2O2
2(1H)-Pyrimidinone, 4,5,6-trimethyl- (9CI) 65133-47-3 C7H10N2O
2(1H)-Pyridinone,3-ethynyl-(9CI) 3-炔吡啶-2-醇 142502-88-3 C7H5NO
4(3H)-Pyrimidinone, 5-methyl-2-(methylthio)- 5-甲基-2-(甲巯基)嘧啶-4(3H)-酮 20651-30-3 C6H8N2OS
4(1H)-Pyrimidinone, 6-hydroxy-5-phenyl- 18337-64-9 18337-64-9 C10H8N2O2
2(1H)-Pyridinone, 3-bromo-4-hydroxy- 3-溴-4-羟基-2(1H)-吡啶酮 96245-97-5 C5H4BrNO2
4(3H)-Pyrimidinone, 5-ethyl-2-(methylthio)- 5-乙基-2-(甲硫基)嘧啶-4(3H)-酮 30150-54-0 C7H10N2OS
4(1H)-Pyrimidinone, 2-ethoxy- (7CI,9CI) 2-乙氧基嘧啶-4-醇 25957-58-8 C6H8N2O2
4(1H)-Pyrimidinone, 2-(methoxymethyl)- (9CI) 34274-23-2 C6H8N2O2
2(1H)-Pyrimidinone, 4-amino-5-methyl-, hydrazone (9CI) 33705-11-2 C5H9N5
2(5H)-Pyrimidinimine (9CI) 458556-25-7 C4H5N3
4(1H)-Pyridinone, 1-[(4,5-dihydro-2-thiazolyl)methyl]-5-hydroxy-2-methyl- (9CI) 792881-73-3 C10H12N2O2S
1(6H)-Pyridazineacetic acid, -alpha-,3-dimethoxy-6-oxo- 874491-35-7 C8H10N2O5
1(2H)-Pyridinecarboxylic acid, 4-acetyl-3,6-dihydro-, methyl ester 405910-70-5 C9H13NO3
2H-PYRIMIDO[1,2-B]PYRIDAZIN-2-ONE, 7-CHLORO-3,4-DIHYDRO- 24439-16-5 C7H6ClN3O
2(1H)-Pyridinone,6-acetyl- 137678-86-5 C7H7NO2
2(1H)-Pyridinone, 4-hydroxy-6-methyl-1-(2-pyridinylmethyl)- (9CI) 586378-69-0 C12H12N2O2
2(1H)-Pyridinone,4-chloro-,hydrazone(9CI) 2-肼基-4-氯吡啶 364757-36-8 C5H6ClN3
4(1H)-Pyrimidinone, 2-(ethylthio)-5-methoxy- 49547-20-8 C7H10N2O2S
1(2H)-Pyridinecarbonyl chloride, 3,6-dihydro-4-methyl- (9CI) 40240-42-4 C7H10ClNO
2,4,5(3H)-Pyrimidinetrione, 6-aminodihydro- (9CI) 16823-36-2 C4H5N3O3
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