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Description CAS Number Molecular Formula
1H-Pyrimido[5,4-b]azepine (9CI) 51059-03-1 C8H7N3
1H-Pyrimido[5,4-e][1,2,4]triazepine (9CI) 144494-91-7 C6H5N5
2(1H)-Pyrimidinethione, 4-amino-6-methyl- (9CI) 89180-08-5 C5H7N3S
2(1H)-Pyrimidinethione, 4-hydroxy- (9CI) 124700-71-6 C4H4N2OS
2(1H)-Pyrimidinimine, (E)- (9CI) 176773-04-9 C4H5N3
2(1H)-Pyrimidinone, 3,4-dihydro-4-imino-5-methyl-, (E)- (9CI) 130170-00-2 C5H7N3O
2(1H)-Pyrimidinone, 4-(methylamino)- (9CI) 6220-47-9 C5H7N3O
2(1H)-Pyrimidinone, 4,6-diamino-5-methyl- (9CI) 13265-41-3 C5H8N4O
2(1H)-Pyrimidinone, 4-amino-5-ethyl- (9CI) 32550-24-6 C6H9N3O
2(1H)-Pyrimidinone, 4-amino-5-methoxy- (9CI) 31458-47-6 C5H7N3O2
2(1H)-Pyrimidinone, 4-cyclopropyl-6-methyl- (9CI) 121553-48-8 C8H10N2O
2(1H)-Pyrimidinone, 4-hydroxy- (9CI) 51953-19-6 C4H4N2O2
2(1H)-Pyrimidinone, 5-(hydroxymethyl)- (9CI) 69849-31-6 C5H6N2O2
2(1H)-Pyrimidinone, 5-amino-3,4-dihydro-4-thioxo- (9CI) 39879-35-1 C4H5N3OS
2(1H)-Pyrimidinone, 5-fluoro-3,4-dihydro-4-imino- (9CI) 130256-61-0 C4H4FN3O
2(1H)-Pyrimidinone, 5-hydroxy- (9CI) 4874-29-7 C4H4N2O2
2(1H)-Pyrimidinone, 6-methyl-4-(methylamino)- (9CI) 41996-61-6 C6H9N3O
2(5H)-Pyrimidinethione, 4,6-dimethyl- (9CI) 81431-13-2 C6H8N2S
2H-Pyrimido[4,5-f]-1,2,4,5-tetrazepine (9CI) 265-17-8 C5H4N6
4(1H)-Pyrimidinethione (9CI) 1450-86-8 C4H4N2S
4(1H)-Pyrimidinethione, 2-mercapto- (9CI) 133099-49-7 C4H4N2S2
4(1H)-Pyrimidinone, 2-(1-methylethyl)- (9CI) 68210-25-3 C7H10N2O
4(1H)-Pyrimidinone, 2-(dimethylamino)-6-ethoxy- (9CI) 54028-37-4 C8H13N3O2
4(1H)-Pyrimidinone, 2,5-dimethyl- (9CI) 3059-71-0 C6H8N2O
4(1H)-Pyrimidinone, 2,6-dimethoxy-5-methyl- (9CI) 52280-99-6 C7H10N2O3
4(1H)-Pyrimidinone, 2-amino-6-(methylamino)- (6CI,9CI) 54004-20-5 C5H8N4O
4(1H)-Pyrimidinone, 2-chloro- (9CI) 55873-09-1 C4H3ClN2O
4(1H)-Pyrimidinone, 2-hydroxy-5-methyl- (9CI) 123430-67-1 C5H6N2O2
4(1H)-Pyrimidinone, 2-methyl-, hydrazone (9CI) 54759-99-8 C5H8N4
4(1H)-Pyrimidinone, 5-amino-2,6-dimethyl- (9CI) 93933-83-6 C6H9N3O
4(1H)-Pyrimidinone, 5-chloro- (9CI) 4349-08-0 C4H3ClN2O
4(1H)-Pyrimidinone, 5-methoxy-2-methyl- (9CI) 698-35-1 C6H8N2O2
4(1H)-Pyrimidinone, 6-(1-methylhydrazino)- (9CI) 94295-29-1 C5H8N4O
4(1H)-Pyrimidinone, 6-amino-5-methyl- (9CI) 53557-50-9 C5H7N3O
4(1H)-Pyrimidinone, 6-cyclopropyl-2-methyl- (9CI) 7043-05-2 C8H10N2O
4(1H)-Pyrimidinone, 6-methoxy-, hydrazone (9CI) 23905-80-8 C5H8N4O
4(1H)-Pyrimidinone, 6-propoxy-2-propyl- (9CI) 38249-46-6 C10H16N2O2
4(3H)-Pyrimidinimine, (Z)- (9CI) 176773-06-1 C4H5N3
4(3H)-Pyrimidinone, 2-amino- (9CI) 145358-63-0 C4H5N3O
5(4H)-Pyrimidinethione (9CI) 220560-98-5 C4H4N2S
6H-Pyrimido[4,5-e][1,4]diazepine (8CI,9CI) 264-98-2 C7H6N4
1(2H)-Pyridinecarboxaldehyde, 5-acetyl-3,4-dihydro- (9CI) 93172-31-7 C8H11NO2
3(2H)-Pyridinone, 1-acetyl-1,6-dihydro-5-methoxy- (9CI) 94923-29-2 C8H11NO3
1(2H)-Pyrimidinecarbonyl chloride, 3-ethyltetrahydro-2,4-dioxo- (9CI) 72820-56-5 C7H9ClN2O3
1(2H)-Pyridazinepropanal, 3,6-dihydro-3,6-dioxo-, alpha-(formylhydrazone) (9CI) 474333-21-6 C8H10N4O3
1(4H)-Pyridinebutanamide, 3-hydroxy-N,2-dimethyl-4-oxo- (9CI) 791766-04-6 C11H16N2O3
1(4H)-Pyrimidinecarbonitrile, 2-amino-6-methyl-4-oxo- (9CI) 633299-72-6 C6H6N4O
2(1H)-Pyridinone, 3-methyl-4-propyl- (9CI) 577708-13-5 C9H13NO
2(1H)-Pyridinone, 6-ethyl-4-hydroxy-3-methyl- (9CI) 412324-02-8 C8H11NO2
2(1H)-Pyrimidinone, 4-amino-1-(tetrahydro-3,4-dihydroxy-2-furanyl)-, [2S-(2alpha,3ba,4ba)]- (9CI) 179239-88-4 C8H11N3O4
2H-Pyrido[1,2-a]pyrimidine-7,8,9-triol, octahydro-7-(hydroxymethyl)-, (7R,8R,9S,9aR)- (9CI) 700372-13-0 C9H18N2O4
3(2H)-Pyridazinone, 6-(3,4-dihydroxyphenyl)- (9CI) 87605-83-2 C10H8N2O3
4(1H)-Pyridinone, 1-[(4,5-dihydro-2-thiazolyl)methyl]-5-hydroxy-2-methyl- (9CI) 792881-73-3 C10H12N2O2S
4(1H)-Pyridinone, 3-hydroxy-2-methyl-1-[(2S,5S)-tetrahydro-5-(hydroxymethyl)-2-furanyl]- (9CI) 654054-86-1 C11H15NO4
4(1H)-Pyrimidinone, 2-[(2-fluorophenyl)amino]-6-hydroxy- (9CI) 620983-93-9 C10H8FN3O2
4(1H)-Pyrimidinone, 6-hydroxy-2-[(3-methylphenyl)amino]- (9CI) 620984-97-6 C11H11N3O2
4(3H)-Pyrimidinone, 3,6-dimethyl-2-(methylamino)- (9CI) 341009-14-1 C7H11N3O
1(2H)-Pyridinecarboxylic acid, 3,6-dihydro-5-((2-propynyloxyimino)meth yl)-, ethyl ester, (E)- 145071-31-4 C12H16N2O3
1(2H)-Pyridinecarboxylic acid, 3,6-dihydro-5-((methoxyimino)methyl)-, 2-propenyl ester, (E)- 145071-36-9 C11H16N2O3
1(2H)-Pyridinecarboxylic acid, 3,6-dihydro-5-((methoxyimino)methyl)-, phenyl ester 121750-63-8
11H-Pyrido(3,2-a)carbazole, 3-chloro-11-ethyl- 127040-48-6 C17H13ClN2
1H-Pyridazino(1,2-a)(1,2,5)triazepine-1,5(2H)-dione, hexahydro-3-(2-me thylpropyl)- 69405-15-8
1H-Pyrido(3,4-b)indole, 2,3,4,9-tetrahydro-1-(4-piperidinyl)- 132767-55-6
2(1H)-Pyrimidinone, 4-amino-1-(2-azido-2-deoxy-5-O-(hydroxy((hydroxy(p hosphonooxy)phosphinyl)oxy)phosphinyl)-beta-D-arabinofuranosyl)- 79065-89-7 C9H15N6O13P3
2(1H)-Pyrimidinone,4-amino-1,5-dimethyl- 17634-60-5
4(1H)-Pyridazinone, 1-(3-chlorophenyl)-3-methoxy-6-methyl- 146824-85-3 C12H11ClN2O2
4(1H)-Pyrimidinone, 2-((4-(5-bromo-3-methyl-2-pyridinyl)butyl)amino)-5 -((6-methyl-3-pyridinyl)methyl)- 86181-44-4
4H-Pyrido(1,2-a)pyrimidine-3-carboxylic acid, 1,6,7,8,9,9a-hexahydro-1 ,6-dimethyl-4-oxo-, ethyl ester 30238-40-5 C13H20N2O3
6H-Pyrido(1,2-a)pyrimidin-6-one, 1,2,3,4-tetrahydro-1-methyl-8-phenyl- 66066-04-4 C15H16N2O
9H-Pyrido(2,3-b)indol-2-ol 26148-60-7 C11H8N2O
2H-Pyrido[2,3:4,5]imidazo[2,1-b][1,3]thiazine,3,4-dihydro-3-methyl-(9CI) 780706-75-4 C10H11N3S
2H-Pyrido[1,2-a]pyrazin-2-amine,octahydro-(9CI) 67092-60-8 C8H17N3
2(1H)-Pyrimidinone,4-amino-1-hydroxy-(9CI) 324763-66-8 C4H5N3O2
4(1H)-Pyrimidinone,6-ethyl-2-[(3-fluoropropyl)thio]-(9CI) 478064-58-3 C9H13FN2OS
2(1H)-Pyridinone,4-fluoro-5-(trimethylsilyl)-,hydrazone(9CI) 837364-91-7 C8H14FN3Si
2(1H)-Pyrimidinone,5-ethyl-3,4-dihydro-6-methyl-4-(2-pyridinyl)-(9CI) 728004-26-0 C12H15N3O
2(1H)-Pyridinone,1-(1,1-dimethylethoxy)-(9CI) 401606-53-9 C9H13NO2
2H-Pyrido[1,2-a]pyrazin-3(4H)-one,hexahydro-(8CI) 15932-74-8 C8H14N2O
2(1H)-Pyrimidinone,5-acetyl-3,4-dihydro-4-(4-hydroxyphenyl)-6-methyl-(9CI) 380654-22-8 C13H14N2O3
1H-Pyrido[2,3-e][1,2,4]triazepine(9CI) 111190-41-1 C7H6N4
2(1H)-Pyrimidinone,6-methoxy-1-methyl-(9CI) 507472-97-1 C6H8N2O2
4(3H)-Pyrimidinone,3-amino-6-hydrazino-(9CI) 93098-77-2 C4H7N5O
3H-Pyridazino[3,4,5-de]phthalazin-3-one,2,9-dihydro-9-methyl-,hydrazone(9CI) 778512-50-8 C10H10N6
1H-Pyrido[3,4-b]indole,1-ethyl-2,3,4,9-tetrahydro-2-methyl-(9CI) 481661-01-2 C14H18N2
1(4H)-Pyridinecarbonitrile,4-oxo-(8CI,9CI) 25813-19-8 C6H4N2O
2(1H)-Pyridinone,6-[(2,2-dimethylpropyl)thio]-(9CI) 122754-62-5 C10H15NOS
4(3H)-Pyrimidinone,6-hydroxy-2,3-dimethyl-(9CI) 784995-34-2 C6H8N2O2
4(1H)-Pyrimidinone,6-amino-2-ethyl-5-fluoro-(9CI) 116092-12-7 C6H8FN3O
2(1H)-Pyridinone,6-hydroxy-4-methyl-1-(1-methylethyl)-(9CI) 224778-65-8 C9H13NO2
4(1H)-Pyrimidinone,6-amino-1-methyl-(6CI) 100516-75-4 C5H7N3O
2H-Pyrido[1,2-a]pyrazine-6-methanol,octahydro-(7CI,8CI) 5740-16-9 C9H18N2O
1(2H)-Pyridinesulfonamide,3,6-dihydro-(9CI) 627887-80-3 C5H10N2O2S
4H-Pyrido[2,3-c]pyrrolo[1,2-e][1,2,5]triazepin-7-amine(9CI) 97580-65-9 C10H9N5
4(3H)-Pyrimidinone,3-ethyl-6-hydroxy-2-(2-propenylthio)-(9CI) 415714-54-4 C9H12N2O2S
1H-Pyrido[3,4-b]indole,1-ethyl-2,3,4,9-tetrahydro-1-methyl-(9CI) 556038-91-6 C14H18N2
5H-Pyrido[2,3-b][1,5]benzodiazepine,6,11-dihydro-11-methyl-(9CI) 805247-91-0 C13H13N3
2(1H)-Pyrimidinone,3,4-dihydro-4-imino-1-methyl-,(4E)-(9CI) 176158-70-6 C5H7N3O
2H-Pyrido[1,2-a]pyrazin-3(4H)-one,hexahydro-,(9aS)-(9CI) 248914-21-8 C8H14N2O
2(1H)-Pyridinone,1-(2-hydroxyethyl)-4-methoxy-,hydrazone(9CI) 642083-05-4 C8H13N3O2
4(1H)-Pyrimidinone,6-hydroxy-2-methyl-5-(1-methylethyl)-(9CI) 500161-14-8 C8H12N2O2
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