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Description CAS Number Molecular Formula
2-[4(1H)-PYRIDINYLIDENE]INDAN-1,3-DIONE 10478-99-6 C14H9NO2
4(1H)-Pyrimidinone,2-[(1S)-1-hydroxyethyl]- 299397-08-3 C6H8N2O2
1H-Pyrimido[4,5-f]-1,2,4-triazepine (9CI) 748776-74-1 C6H5N5
1H-Pyrimido[5,4-c]-1,2,5-triazepine (9CI) 384850-65-1 C6H5N5
2(1H)-Pyrimidinethione, 3,4-dihydro-4-imino-, (Z)- (9CI) 107759-90-0 C4H5N3S
2(1H)-Pyrimidinethione, 4-ethoxy- (9CI) 72565-78-7 C6H8N2OS
2(1H)-Pyrimidinethione, 6-methoxy- (9CI) 124700-78-3 C5H6N2OS
2(1H)-Pyrimidinone, 3,4-dihydro-4-imino- (9CI) 66398-98-9 C4H5N3O
2(1H)-Pyrimidinone, 4-(dimethylamino)- (9CI) 6220-48-0 C6H9N3O
2(1H)-Pyrimidinone, 4-amino-, oxime (9CI) 29541-68-2 C4H6N4O
2(1H)-Pyrimidinone, 4-amino-5,6-dimethyl- (9CI) 25589-26-8 C6H9N3O
2(1H)-Pyrimidinone, 4-amino-6-fluoro-, hydrazone (9CI) 188987-87-3 C4H6FN5
2(1H)-Pyrimidinone, 4-chloro-5-fluoro- (8CI,9CI) 22462-34-6 C4H2ClFN2O
2(1H)-Pyrimidinone, 4-methyl-, hydrazone (9CI) 63170-77-4 C5H8N4
2(1H)-Pyrimidinone, 5-(1-methylpropyl)-, (S)- (9CI) 127473-64-7 C8H12N2O
2(1H)-Pyrimidinone, 5-ethenyl- (9CI) 156973-21-6 C6H6N2O
2(1H)-Pyrimidinone, 5-ethynyl- (9CI) 156991-81-0 C6H4N2O
2(1H)-Pyrimidinone, 5-methyl-4-(methylamino)- (9CI) 62006-34-2 C6H9N3O
2(1H)-Pyrimidinone, 6-hydroxy-, 3-oxide (9CI) 696-12-8 C4H4N2O3
2H-Pyrimido[4,5-b][1,4]oxazine (8CI,9CI) 26240-07-3 C6H5N3O
2H-Pyrimido[5,4-e]-1,3-oxazine (9CI) 142834-76-2 C6H5N3O
4(1H)-Pyrimidinethione, 6-amino- (9CI) 1193-23-3 C4H5N3S
4(1H)-Pyrimidinimine (9CI) 163133-86-6 C4H5N3
4(1H)-Pyrimidinone, 2,3-dihydro-2-imino-, (Z)- (9CI) 107646-87-7 C4H5N3O
4(1H)-Pyrimidinone, 2,5,6-trifluoro- (9CI) 2714-29-6 C4HF3N2O
4(1H)-Pyrimidinone, 2-amino-5-hydroxy- (9CI) 40769-68-4 C4H5N3O2
4(1H)-Pyrimidinone, 2-amino-5-nitroso- (9CI) 501009-02-5 C4H4N4O2
4(1H)-Pyrimidinone, 2-ethyl- (9CI) 14331-50-1 C6H8N2O
4(1H)-Pyrimidinone, 2-ethyl-6-phenoxy- (9CI) 38249-49-9 C12H12N2O2
4(1H)-Pyrimidinone, 5,6-dihydroxy- (9CI) 98020-41-8 C4H4N2O3
4(1H)-Pyrimidinone, 5-amino-2-(dimethylamino)- (9CI) 72410-49-2 C6H10N4O
4(1H)-Pyrimidinone, 5-fluoro-6-hydroxy-2-methyl- (9CI) 1598-63-6 C5H5FN2O2
4(1H)-Pyrimidinone, 5-hydroxy-6-methyl- (9CI) 65765-96-0 C5H6N2O2
4(1H)-Pyrimidinone, 6-amino-2-(methylamino)- (9CI) 89181-81-7 C5H8N4O
4(1H)-Pyrimidinone, 6-amino-5-ethyl- (9CI) 103980-50-3 C6H9N3O
4(1H)-Pyrimidinone, 6-hydroxy-, radical ion(1-) (9CI) 99571-91-2 C4H4N2O2
4(1H)-Pyrimidinone, 6-hydroxy-5-nitroso- (9CI) 52809-58-2 C4H3N3O3
4(1H)-Pyrimidinone, 6-methyl-2-(1-methylethenyl)- (9CI) 51072-79-8 C8H10N2O
4(3H)-Pyrimidinethione, 6-ethoxy- (8CI) 30001-07-1 C6H8N2OS
4(3H)-Pyrimidinone, 2,5-dihydro-2-thioxo- (9CI) 501355-75-5 C4H4N2OS
4(3H)-Pyrimidinone, 6-fluoro-2-methyl- (8CI) 18260-82-7 C5H5FN2O
4(5H)-Pyrimidinone, 2-(methylthio)- (9CI) 76455-84-0 C5H6N2OS
5(2H)-Pyrimidinethione (9CI) 220561-00-2 C4H4N2S
5(4H)-Pyrimidinone (9CI) 220560-87-2 C4H4N2O
4(1H)-Pyridinone, 6-acetyl-2,3-dihydro-2-(hydroxymethyl)- (9CI) 214218-63-0 C8H11NO3
2(1H)-Pyridinone, 3-acetyl-3,4-dihydro-6-methyl- (9CI) 57839-60-8 C8H11NO2
2(1H)-Pyridinone, 5-acetyl-3,4-dihydro-1-methyl- (9CI) 181428-42-2 C8H11NO2
4(1H)-Pyridinone, 3-acetyl-2-methyl- (9CI) 153705-18-1 C8H9NO2
2(1H)-Pyrimidinone, 5-acetyl-4-methyl- (9CI) 113246-41-6 C7H8N2O2
2(1H)-Pyridinone, 3-acetyl-4-amino- (9CI) 229308-55-8 C7H8N2O2
2(1H)-Pyridinone, 4-(2,2,2-trifluoro-1-hydroxyethyl)- (9CI) 251352-67-7 C7H6F3NO2
2(1H)-Pyridinone, 3-ethynyl-4-hydroxy-6-methyl- (9CI) 74697-15-7 C8H7NO2
1(4H)-Pyridinepentanoic acid, 3-hydroxy-2-methyl-4-oxo- (9CI) 480436-59-7 C11H15NO4
2(1H)-Pyridinone, 4-hydroxy-6-methyl-1-(2-pyridinylmethyl)- (9CI) 586378-69-0 C12H12N2O2
2(1H)-Pyridinone, 5,6-dihydro-4-methyl-6-(2-propenyl)- (9CI) 207970-65-8 C9H13NO
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
2H-Pyrido[2,3-e]-1,2,4-thiadiazine, 3,6-dimethyl-, 1,1-dioxide (9CI) 646053-57-8 C8H9N3O2S
3(2H)-Pyridazinone, 4-amino-5-hydroxy-2-methyl-6-phenyl- (9CI) 685890-03-3 C11H11N3O2
4(1H)-Pyridinone, 3-hydroxy-2-(1-methoxypropyl)-1,6-dimethyl- (9CI) 752186-89-3 C11H17NO3
4(1H)-Pyridinone, 5-hydroxy-2-[1-hydroxy-2-[(1-methylethyl)amino]ethyl]- (9CI) 732194-12-6 C10H16N2O3
4(1H)-Pyrimidinone, 6-hydrazino-2,3-dihydro-2-thioxo- (9CI) 678974-38-4 C4H6N4OS
4(1H)-Pyrimidinone, 6-hydroxy-2-[(4-methylphenyl)methyl]- (9CI) 620984-52-3 C12H12N2O2
1(2H)-Pyrimidinecarboxaldehyde, tetrahydro-5-hydroxy-3-methyl- (9CI) 111280-65-0 C6H12N2O2
4(1H)-Pyridinone, 3-hydroxy-2-(hydroxymethyl)-1-methyl- (9CI) 171369-52-1 C7H9NO3
2(1H)-Pyrimidinone, 4-amino-1-tetrahydro-6-(hydroxymethyl)-2-phenylfuro3,4-d-1,3-dioxol-4-yl- 7558-02-3
1(2H)-Pyridinecarboxylic acid, 3,6-dihydro-5-((methoxyimino)methyl)-, 2-(methylsulfonyl)ethyl ester, (E)- 145071-39-2 C11H18N2O5S
1(2H)-Pyrimidineacetic acid, 3,6-dihydro-5-bromo-2,6-dioxo-4-methyl-3- phenyl- 38523-05-6 C13H11BrN2O4
1H-Pyridino[1,2-b]pyridazine, octahydro-1-methyl- 67318-95-0 C9H18N2
2 (1H)-Pyrimidinethione, 3,4-dihydro-4,4, 6-trimethyl-1-(3-nitrophenyl )- 37489-52-4 C13H15N3O2S
2(1H)-Pyridinone, 1-methyl-4-phenyl- 67970-80-3 C12H11NO
2H-Pyrimido(4,5-e)-1,2,4-thiadiazine-6,8(5H,7H)-dione, 5,7-dimethyl-, 1,1-dioxide 74039-28-4
3(2H)-Pyridazinone, 6-(o-methoxyphenyl)-4-methyl-2-(2-morpholinoethyl) -, hydrochloride 29285-83-4
4(1H)-Pyridazinone, 6-methyl-3-(2-quinolinylmethoxy)-1-(3-(trifluorome thyl)phenyl)- 146824-84-2 C22H16F3N3O2
4(3H)-Pyrimidinone, 3-(2-fluorophenyl)-2-methyl-6-phenyl- 87356-67-0 C17H13FN2O
5H-Pyrido[1,2,3-de]-1,4-benzoxazine-3(2H)-thione, 6,7-dihydro- 90908-19-3 C11H11NOS
4(1H)-Pyrimidinone, 2,5,6-triamino-1-methyl- 45864-28-6 C5H9N5O
2(1H)-Pyridinone, 4-amino-3-methoxy-5-methyl- 64837-76-9 C7H10N2O2
1H-Pyrido[2,3-b][1,4]oxazin-8-amine, 2,3-dihydro- 128702-03-4 C7H9N3O
4(1H)-Pyridinone, 1,3-dichloro- 93111-35-4 C5H3Cl2NO
1(6H)-Pyridazinecarbonitrile, 5-chloro-4-nitro-6-oxo- 953788-82-4 C5HClN4O3
2(1H)-Pyrimidinone, 3,4-dihydro-4-imino-6-mercapto-1,3-dimethyl- 28860-32-4 C6H9N3OS
4(3H)-Pyridinone, 5-methyl-3-nitro- 953018-25-2 C6H6N2O3
1(2H)-Pyridinecarboxylic acid, 5-cyano-3,6-dihydro-2-methyl-, methyl ester 159792-78-6 C9H12N2O2
1(2H)-Pyridinecarboxylic acid, 3,6-dihydro-4-hydroxy-, ethyl ester 756774-28-4 C8H13NO3
2(1H)-Pyridinethione, 5-chloro-1-methyl- 917876-86-9 C6H6ClNS
2H-Pyrido[1,2-a]pyrazine, octahydro-4-methyl- 805986-39-4 C9H18N2
2(1H)-Pyridinethione, 5-(hydroxymethyl)-1-methyl- 51206-44-1 C7H9NOS
1(2H)-Pyridinecarboxylic acid, 3,4-dihydro-2,6-dimethyl-4-oxo-, methyl ester 174150-47-1 C9H13NO3
2(1H)-Pyridone, 4-chloro-1,3-dihydroxy- (8CI) 19352-46-6 C5H4ClNO3
2(1H)-Pyrimidinone, 4,5-diamino-6-hydroxy-, 3-oxide (9CI) 700-18-5 C4H6N4O3
2(1H)-Pyrimidinone, 1-ethyl-3,6-dihydro-6-thioxo- 50680-83-6 C6H8N2OS
1(2H)-Pyridinecarbonitrile, 2-(dimethylamino)-3,4-dihydro- 930300-45-1 C8H13N3
2(1H)-Pyridinethione, 1-methyl-4-phenyl- 916316-16-0 C12H11NS
1(2H)-Pyridinecarboxylic acid, 4-methoxy-, ethyl ester 343331-40-8 C9H13NO3
1(6H)-Pyridazineacetic acid, 3-methyl-6-oxo--alpha--phenyl- 856847-48-8 C13H12N2O3
2H-Pyrido[3,2-b]-1,4-oxazine, 3,4-dihydro-2-methyl- 26323-62-6 C8H10N2O
10H-Pyridazino[6,1-b]quinazolin-10-one, 6,7,8-trimethoxy-2-methyl- 930295-03-7 C15H15N3O4
10H-Pyridazino[6,1-b]quinazolin-10-one, 2-chloro-6,7,8-trimethoxy- 930295-02-6 C14H12ClN3O4
2(1H)-Pyridinone, 1-ethyl-6-hydroxy-4-methyl-3-nitroso- 35268-36-1 C8H10N2O3
11H-Pyrido[2,1-b]quinazolin-11-one, 2,4-diethoxy-6,7,8,9-tetrahydro- 850656-08-5 C16H20N2O3
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