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Description CAS Number Molecular Formula
1H-Pyrimido[4,5-c]-1,2-diazepine (9CI) 68855-05-0 C7H6N4
1H-Pyrimido[4,5-f]-1,2,4,5-tetrazepine (9CI) 51176-18-2 C5H4N6
4(1H)-Pyrimidinone, 2,3-dihydro-5-hydroxy-2-thioxo- (9CI) 126365-49-9 C4H4N2O2S
4(1H)-Pyrimidinone, 2-amino-5-fluoro-6-hydroxy- (9CI) 669-96-5 C4H4FN3O2
4(1H)-Pyrimidinone, 2-amino-5-methyl-, hydrazone (9CI) 16931-08-1 C5H9N5
4(1H)-Pyrimidinone, 2-ethoxy- (7CI,9CI) 25957-58-8 C6H8N2O2
4(1H)-Pyrimidinone, 2-ethyl-6-methyl- (8CI,9CI) 16858-50-7 C7H10N2O
4(1H)-Pyrimidinone, 5,6-dihydro-6-imino-2-methoxy- (9CI) 123200-86-2 C5H7N3O2
4(1H)-Pyrimidinone, 5-amino-, oxime (9CI) 40642-23-7 C4H6N4O
4(1H)-Pyrimidinone, 5-fluoro-2,6-dimethyl- (9CI) 654-41-1 C6H7FN2O
4(1H)-Pyrimidinone, 5-hydroxy-2-methyl- (8CI,9CI) 24614-14-0 C5H6N2O2
4(1H)-Pyrimidinone, 6-amino-2-(hydroxymethyl)- (9CI) 64994-47-4 C5H7N3O2
4(1H)-Pyrimidinone, 6-amino-5-chloro- (9CI) 310400-36-3 C4H4ClN3O
4(1H)-Pyrimidinone, 6-hydrazino- (9CI) 29939-37-5 C4H6N4O
4(1H)-Pyrimidinone, 6-hydroxy-5-methyl- (8CI,9CI) 18337-63-8 C5H6N2O2
4(3H)-Pyrimidinethione, 2-mercapto- (9CI) 132939-82-3 C4H4N2S2
4(3H)-Pyrimidinone, 5-fluoro-2-hydroxy- (9CI) 191047-64-0 C4H3FN2O2
4(3H)-Pyrimidinone, 6-fluoro-2,5-dimethyl- (8CI) 18260-83-8 C6H7FN2O
5H-Pyrimido[4,5-d]azepine (9CI) 32881-49-5 C8H7N3
4(1H)-Pyrimidinone, 6-acetyl-2-ethyl- (9CI) 197140-53-7 C8H10N2O2
2(1H)-Pyridinone, 5-acetyl-1,4-dimethyl- (9CI) 129689-54-9 C9H11NO2
2(1H)-Pyridinone, 3-acetyl-5,6-dihydro-4-hydroxy- (9CI) 164223-37-4 C7H9NO3
2(1H)-Pyridinone, 3-(1-hydroxyethyl)-, hydrazone (9CI) 115761-90-5 C7H11N3O
2(1H)-Pyridinone, 3-acetyl-4-hydroxy- (9CI) 106727-54-2 C7H7NO3
2(1H)-Pyridinone, 5-acetyl-3,4-dihydro-4,6-dimethyl- (9CI) 681473-87-0 C9H13NO2
2(1H)-Pyridinone, 1-(trifluoroacetyl)- (9CI) 96254-06-7 C7H4F3NO2
2(1H)-Pyridinone, 3-(1,2-propadienyl)- (9CI) 154012-62-1 C8H7NO
1(4H)-Pyridinecarboxamide, 3-hydroxy-2-methyl-4-oxo-N-propyl- (9CI) 521269-66-9 C10H14N2O3
2(1H)-Pyridinone, 4-hydroxy-6-(1-methylethyl)- (9CI) 438554-30-4 C8H11NO2
2(1H)-Pyridinone, 5-(3,4-dihydroxyphenyl)- (9CI) 146535-46-8 C11H9NO3
2(5H)-Pyridinone, 3,4-diamino-5-methyl- (9CI) 197571-69-0 C6H9N3O
3(2H)-Pyridazinone, 4-[1-(hydroxyimino)ethyl]- (9CI) 352212-49-8 C6H7N3O2
4(1H)-Pyridinone, 2-ethyl-3-hydroxy-1-phenyl- (9CI) 178547-52-9 C13H13NO2
4(1H)-Pyridinone, 3-hydroxy-2-(1-hydroxyethyl)-1-(3-hydroxypropyl)- (9CI) 741236-72-6 C10H15NO4
4(1H)-Pyridinone, 5-hydroxy-1-methyl-2-[(2-propenylthio)methyl]- (9CI) 181647-47-2 C10H13NO2S
4(1H)-Pyrimidinone, 6-(difluoromethyl)-5-methyl- (9CI) 425394-85-0 C6H6F2N2O
4(1H)-Pyrimidinone, 6-hydroxy-2-[(4-methylphenyl)amino]- (9CI) 500115-23-1 C11H11N3O2
1(2H)-Pyrimidinecarboxaldehyde, tetrahydro-3,5,5-trimethyl- (9CI) 146498-29-5 C8H16N2O
4(1H)-Pyridinone, 3-hydroxy-2-(hydroxymethyl)- (9CI) 95264-56-5 C6H7NO3
4(1H)-Pyrimidinone, 2-amino-6-(hydroxymethyl)-5-methyl- (9CI) 221177-95-3 C6H9N3O2
12H-PYRIDO[2',3':5,6][1,4]OXAZINO[2,3-B]QUINOXALINE 72119-84-7 C13H8N4O
1(2H)-Pyridinecarboxylic acid, 3,6-dihydro-5-((methoxyimino)methyl)-, 1-methylethyl ester, (E)- 145071-33-6 C11H18N2O3
1(2H)-Pyrimidineacetic acid, 3-(3-(3,6-dihydro-3-methyl-2,6-dioxo-1(2H )-pyrimidinyl)propyl)-3,4-dihydro-2,4-dioxo-, methyl ester 137394-53-7 C15H18N4O6
2 (1H)-Pyrimidinethione, 1-(2-chlorophenyl)-3,4-dihydro-4,4, 6-trimeth yl- 58913-87-4 C13H15ClN2S
2(1H)-Pyridinone, 1-isopropyl- 22973-00-8 C8H11NO
2H-Pyrido(3,4-b)indole-2-ethanol, 1,3,4,9-tetrahydro-alpha-(((1,1-dime thylethyl)amino)methyl-1-methyl-, dihydrochloride 128857-34-1 C19H29N3O.2ClH
3(2H)-Pyridazinone, 6-(dimethylamino)-2-phenyl- 32929-22-9
4(1H)-Pyridazinone, 3,6-bis(chloromethyl)- 40838-54-8
4(3H)-Pyrimidinone, 3-(2-fluorophenyl)-2-methyl- 87356-51-2
5H-Pyrido(4,3-b)indole-3-carboxylic acid, 1-methyl- 65032-81-7 C13H10N2O2
1(4H)-Pyridinecarboxamide,N-methyl-4-oxo-(9CI) 83920-48-3 C7H8N2O2
4H-Pyrimido[5,4-b]indol-4-one,8-ethyl-1,5-dihydro-(9CI) 549488-48-4 C12H11N3O
4H-Pyrido[2,3-c]pyrrolo[1,2-e][1,2,5]triazepine,7-ethyl-6,7-dihydro-7-methyl-(9CI) 708969-02-2 C13H16N4
4(1H)-Pyridone,3,5-diamino-(6CI) 98142-85-9 C5H7N3O
4(1H)-Pyrimidinone, 2-amino-6-(1H-imidazol-4-yl)- (9CI) 840529-33-1 C7H7N5O
2(1H)-Pyridinone, 3,5,6-trifluoro-4-hydroxy- 2874-40-0 C5H2F3NO2
9H-Pyrido[3,4-b]indole-5,6-diamine 131203-81-1 C11H10N4
2(1H)-Pyridinethione, 1-(3-nitrophenyl)- 103985-12-2 C11H8N2O2S
1(6H)-Pyridazineacetic acid, -alpha-,-alpha-,3-trimethyl-6-oxo- 875232-40-9 C9H12N2O3
3(2H)-Pyridazinone, 4-chloro-5-(cyclopropylamino)-2-methyl- 65269-70-7 C8H10ClN3O
2(1H)-Pyridinone, 5-(aminoacetyl)- (9CI) 751449-55-5 C7H8N2O2
3(2H)-Pyridazinone, 4,5-di-amino-6-methoxy- (6CI) 99419-12-2 C5H8N4O2
4(1H)-Pyrimidinone, 6-(1-methylhydrazino)-, hydrazone (9CI) 663909-90-8 C5H10N6
2(1H)-Pyridinone, 1-ethyl-6-hydroxy-5-[2-(4-methoxyphenyl)diazenyl]-4-methyl- C15H17N3O3
2(1H)-Pyridinethione, 5-methyl-1-phenyl- 914918-76-6 C12H11NS
2(1H)-Pyridinethione, 1-(phenylmethyl)- 59387-93-8 C12H11NS
2(1H)-Pyridinethione, 1-[(methylthio)methyl]- 120665-44-3 C7H9NS2
6H-Pyrido[4,3:4,5]pyrrolo[3,2:4,5]benzimidazo[1,2-c]quinazolin-6-one, 5,10-dihydro-11-propyl- 673434-40-7 C22H17N5O
2(1H)-Pyridinethione, 1-isopropyl- (8CI) 28147-73-1 C8H11NS
4(3H)-Pyrimidinone, 6-acetamido-3,5-dimethyl- (6CI) 876509-21-6 C8H11N3O2
4(1H)-Pyrimidinone, 5-(1H-imidazol-4-yl)- (9CI) 840529-43-3 C7H6N4O
1(2H)-Pyridinecarboxylic acid, 4-cyano-3,6-dihydro-, ethyl ester 91419-62-4 C9H12N2O2
2(1H)-Pyrimidinone, tetrahydro-4-(1-hydroxy-1-methylethyl)-1,3-dimethyl-6-thioxo- 49785-98-0 C9H16N2O2S
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
1(2H)-Pyridinecarboxylic acid, 2-ethynyl-, ethyl ester 160464-59-5 C10H11NO2
5H-pyrido[3,2-e][1,3]thiazolo[3,2-a]pyrimidin-5-one 85678-83-7 C9H5N3OS
5H-pyrido[2',3':4,5]pyrrolo[3,2-b]pyridine C10H7N3
2(1H)-Pyrimidinethione, 5-(trifluoromethyl)- (9CI) 209671-15-8 C5H3F3N2S
2(1H)-Pyrimidinethione, 5-methoxy- (9CI) 38275-51-3 C5H6N2OS
2(1H)-Pyrimidinone, 4-(1-aziridinyl)- (9CI) 144049-46-7 C6H7N3O
2(1H)-Pyrimidinone, 4,5-diamino- (6CI,8CI,9CI) 23899-73-2 C4H6N4O
2-Hydrazino-4,6-dimethylpyrimidine 23906-13-0 C6H10N4
2(1H)-Pyrimidinone, 4-amino-5-hydroxy-6-methyl- (9CI) 87834-03-5 C5H7N3O2
2(1H)-Pyrimidinone, 4-amino-5-methyl-, radical ion(1+) (9CI) 39071-40-4 C5H7N3O
2(1H)-Pyrimidinone, 4-ethyl-6-methyl- (9CI) 751425-72-6 C7H10N2O
2(1H)-Pyrimidinone, 4-mercapto- (9CI) 203213-15-4 C4H4N2OS
2(1H)-Pyrimidinone, 5,6-diamino-, 3-oxide (9CI) 339363-34-7 C4H6N4O2
2(1H)-Pyrimidinone, 5-amino-4-methylamino- (6CI) 104096-91-5 C5H8N4O
2(1H)-Pyrimidinone, 5-fluoro-4-methoxy- (8CI) 22462-35-7 C5H5FN2O2
2(1H)-Pyrimidinone, 5-methoxy- (9CI) 16290-93-0 C5H6N2O2
2(1H)-Pyrimidinone, 6-amino- (9CI) 66460-16-0 C4H5N3O
2(5H)-Pyrimidinone, 4-amino- (9CI) 625109-51-5 C4H5N3O
2,4,5(3H)-Pyrimidinetrione, 6-aminodihydro- (9CI) 16823-36-2 C4H5N3O3
4(1H)-Pyrimidinethione, 2-amino-6-methyl- (9CI) 6307-44-4 C5H7N3S
4(1H)-Pyrimidinethione, 5-amino-6-methyl- (9CI) 63549-81-5 C5H7N3S
4(1H)-Pyrimidinone, 2-(aminomethyl)-6-methyl- (9CI) 5993-90-8 C6H9N3O
4(1H)-Pyrimidinone, 2-(methoxymethyl)- (9CI) 34274-23-2 C6H8N2O2
4(1H)-Pyrimidinone, 2,6-diamino-5-methyl- (9CI) 13265-40-2 C5H8N4O
4(1H)-Pyrimidinone, 2-amino-5,6-dihydroxy- (9CI) 87814-12-8 C4H5N3O3
4(1H)-Pyrimidinone, 2-amino-6-mercapto-5-methyl- (9CI) 57613-17-9 C5H7N3OS
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