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Description CAS Number Molecular Formula
1H-Pyrimido[4,5-c]azepine (9CI) 62376-38-9 C8H7N3
4(3H)-Pyrimidinone, 2-hydroxy-5-methyl- (9CI) 153445-43-3 C5H6N2O2
4(3H)-Pyrimidinone, 5-methoxy- (9CI) 71133-22-7 C5H6N2O2
4H-Pyrimido[5,4-d][1,3]oxazine (8CI,9CI) 28647-47-4 C6H5N3O
5H-Pyrimido[4,5-d]azepine, 6,7,8,9-tetrahydro- (8CI) 31887-92-0 C8H11N3
6H-Pyrimido[5,4-b]azepine (9CI) 51058-98-1 C8H7N3
2(1H)-Pyridinone, 6-(1-hydroxyethyl)-1-methyl- (9CI) 60025-83-4 C8H11NO2
2(1H)-Pyridinone, 4-acetyl- (9CI) 89791-83-3 C7H7NO2
4(1H)-Pyridinone, 3-acetyl-2-amino- (9CI) 176238-50-9 C7H8N2O2
2(1H)-Pyridinone, 1-acetyl-3-hydroxy- (9CI) 95215-69-3 C7H7NO3
4(1H)-Pyridinethione, 1-acetyl- (7CI,9CI) 89678-12-6 C7H7NOS
2(1H)-Pyridinone, 5-acetyl-6-ethyl- (9CI) 88302-13-0 C9H11NO2
1(2H)-Pyridinecarbonyl chloride, 3,6-dihydro- (9CI) 40240-41-3 C6H8ClNO
1(2H)-Pyridineacetic acid, 3-hydroxy-4-methyl-2-oxo-, ethyl ester (9CI) 208592-17-0 C10H13NO4
1H-Pyrido[3,4-b]indole-5,6-dione, 2,3,4,9-tetrahydro- (9CI) 150254-83-4 C11H10N2O2
2(1H)-Pyridinone, 3-(aminomethyl)-4,6-dimethyl- (9CI) 771579-27-2 C8H12N2O
2(1H)-Pyridinone, 4-[(dimethylamino)methyl]- (9CI) 687972-62-9 C8H12N2O
2(1H)-Pyrimidinethione, tetrahydro-5-hydroxy-1,3-dimethyl- (9CI) 502188-01-4 C6H12N2OS
2(1H)-Pyrimidinone, 4-amino-1-nitro- (9CI) 560069-49-0 C4H4N4O3
2,4,5(3H)-Pyrimidinetrione, 6-amino-, 1-oxide (9CI) 500719-27-7 C4H3N3O4
4(1H)-Pyridinone, 2-(1-ethoxyethyl)-3-hydroxy-1,6-dimethyl- (9CI) 735251-32-8 C11H17NO3
4(1H)-Pyridinone, 2-ethyl-3-hydroxy-6-[(2-hydroxyethyl)thio]- (9CI) 221695-78-9 C9H13NO3S
4(1H)-Pyrimidinone, 2-[(2-hydroxyethyl)amino]- (9CI) 459218-68-9 C6H9N3O2
4(1H)-Pyrimidinone, 2-amino-6-chloro-, monohydrate (9CI) 410530-71-1 C4H6ClN3O2
4H-Pyrido[1,2-a]pyrazin-4-one, 1-hydroxy-3-(2-methyl-1-propenyl)- (9CI) 374763-69-6 C12H12N2O2
3(2H)-Pyridazinone, 4,5-dihydro-4,5-dihydroxy-6-(hydroxymethyl)-, (4S,5R)- (9CI) 291744-32-6 C5H8N2O4
4(1H)-Pyrimidinone, 2-amino-6-methyl-5-nitro- 4214-85-1 C5H6N4O3
2(1H)-Pyridinethione, 1-acetyl-3,6-dihydro-5-methyl- (7CI,8CI) 13250-45-8 C8H11NOS
11H-Pyrido[2,1-b]quinazolin-11-one, 6,7,8,9-tetrahydro-4-hydroxy-6-[(4-hydroxy-3,5-dimethoxyphenyl)methylene]-, (6E)- 862080-94-2 C21H20N2O5
1(2H)-Pyridinecarboxylic acid, 4-(aminocarbonyl)-3,6-dihydro-, methyl ester 654666-62-3 C8H12N2O3
2(1H)-Pyrimidinethione, 6-amino-4-methoxy- (9CI) 66380-54-9 C5H7N3OS
3(2H)-Pyridazinone, 4-chloro-2-ethyl-5-(methylamino)- 98796-15-7 C7H10ClN3O
2(1H)-Pyridinethione, 1-methyl-6-phenyl- 916316-20-6 C12H11NS
2(1H)-Pyrimidinone, 4-[(4,5-dihydro-1H-imidazol-2-yl)amino]- (9CI) 734488-40-5 C7H9N5O
1(2H)-Pyridinepropionitrile, 5-nitro-2-thioxo- (7CI) 90004-27-6 C8H7N3O2S
2(1H)-Pyridinethione, 1-[(fluorodimethylsilyl)methyl]-6-methyl- 285127-26-6 C9H14FNSSi
2(1H)-Pyridinethione, 1-[(chlorodimethylsilyl)methyl]-6-methyl- 285127-22-2 C9H14ClNSSi
6H-Pyrido[3,2:5,6][1,3]thiazino[2,3-f]purine-2,4,6(1H,3H)-trione, 1,3-dimethyl- 205309-93-9 C13H9N5O3S
1(2H)-Pyridinecarboxylic acid, 5,6-dihydro-2-(2-propenyl)-, methyl ester (9CI) 597581-10-7 C10H15NO2
2(1H)-Pyridinethione, 1-(1-propenyl)- (9CI) 58379-47-8 C8H9NS
2(1H)-Pyridinethione, 3,4-dihydro-1-phenyl-4-(2-propen-1-yl)- 960158-47-8 C14H15NS
1(2H)-Pyrimidineacetic acid, tetrahydro--alpha--methyl-2,4,6-trioxo-3-propyl- 288087-94-5 C10H14N2O5
4(1H)-Pyridinone, 3-amino-5-chloro-2,6-dimethyl- 959063-19-5 C7H9ClN2O
5H-Pyridazino[3,4-b][1,4]oxazine, 6,7-dihydro-5-methyl- 120582-33-4 C7H9N3O
2H-Pyrido[3,2-c]carbazole, 3,4,4a,5,6,7-hexahydro-7-methyl- 943834-93-3 C16H18N2
1(6H)-Pyrimidinamine, 2-ethyl-6-imino-5-methyl- 150239-65-9 C7H12N4
2(1H)-Pyridinethione, 1-(4-nitrophenyl)- 103983-87-5 C11H8N2O2S
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(3H)-Pyrimidinethione, 6-methoxy-3-methyl- 89532-57-0 C6H8N2OS
2(1H)-Pyridone, 4-chloro-3-hydroxy-1-methyl- (8CI) 19352-36-4 C6H6ClNO2
1(6H)-Pyridazinecarboxylic acid, 6-ethynyl-, ethyl ester 157465-71-9 C9H10N2O2
2(1H)-Pyrimidinone, 3,4-dihydro-1-methyl-3-(phenylmethyl)-4-thioxo- 61686-75-7 C12H12N2OS
2(1H)-Pyridinone, 5-nitro-6-(trifluoromethyl)- 117519-19-4 C6H3F3N2O3
5H-Pyrido[1,2,3-de]-1,4-benzoxazine-5-thione, 2,3-dihydro- 83367-32-2 C11H9NOS
2(1H)-Pyridinethione, 1-(trichloromethyl)- 150908-11-5 C6H4Cl3NS
3(2H)-Pyridazinone, 4,5,6-triamino-2-methyl- 132635-22-4 C5H9N5O
2(1H)-Pyridinone, 3-amino-5-methoxy-6-methyl- 139549-39-6 C7H10N2O2
4(1H)-PYRIMIDINONE, 5,6-DIAMINO-2-METHYL- 45741-61-5 C5H8N4O
1(2H)-Pyridazinecarboximidamide,tetrahydro-N-methyl- 774182-08-0 C6H14N4
1H-Pyrimido[5,4-b][1,4]oxazine (9CI) 42736-80-1 C6H5N3O
1H-Pyrimido[5,4-d][1,2]oxazine (9CI) 144494-90-6 C6H5N3O
2(1H)-Pyrimidinethione, 4-amino-5-fluoro- (9CI) 67316-49-8 C4H4FN3S
2(1H)-Pyrimidinethione, 4-fluoro- (9CI) 149530-87-0 C4H3FN2S
2(1H)-Pyrimidinimine (9CI) 153824-54-5 C4H5N3
2(1H)-Pyrimidinone, 3,4-dihydro-4-imino-, (Z)- (9CI) 107646-84-4 C4H5N3O
2(1H)-Pyrimidinone, 4-(hydroxymethylamino)- (9CI) 35606-85-0 C5H7N3O2
2(1H)-Pyrimidinone, 4,5-diamino-6-methyl- (9CI) 104096-90-4 C5H8N4O
2(1H)-Pyrimidinone, 4-amino-5-ethenyl- (9CI) 308847-79-2 C6H7N3O
2(1H)-Pyrimidinone, 4-amino-5-mercapto- (9CI) 31458-48-7 C4H5N3OS
2(1H)-Pyrimidinone, 4-chloro-6-methyl- (9CI) 750515-64-1 C5H5ClN2O
2(1H)-Pyrimidinone, 4-fluoro-5-methyl- (9CI) 729595-49-7 C5H5FN2O
2(1H)-Pyrimidinone, 5-(dimethylamino)-3,4-dihydro-4-thioxo- (9CI) 39879-34-0 C6H9N3OS
2(1H)-Pyrimidinone, 5-acetyl- (9CI) 87573-88-4 C6H6N2O2
2(1H)-Pyrimidinone, 5-fluoro-, hydrazone (9CI) 104408-28-8 C4H5FN4
2(1H)-Pyrimidinone, 5-fluoro-4-methyl- (9CI) 6090-44-4 C5H5FN2O
2(1H)-Pyrimidinone, 6-mercapto- (9CI) 203213-16-5 C4H4N2OS
2H-Pyrimido[4,5-e]-1,3-oxazine (8CI,9CI) 7485-60-1 C6H5N3O
4(1H)-Pyrimidinethione, 2-chloro- (9CI) 41393-86-6 C4H3ClN2S
4(1H)-Pyrimidinimine, (Z)- (9CI) 176799-58-9 C4H5N3
4(1H)-Pyrimidinone, 2-(diethylamino)-6-methoxy- (9CI) 54028-35-2 C9H15N3O2
4(1H)-Pyrimidinone, 2,5-diamino-6-methyl- (9CI) 4214-86-2 C5H8N4O
4(1H)-Pyrimidinone, 2,6-difluoro- (9CI) 256234-39-6 C4H2F2N2O
4(1H)-Pyrimidinone, 2-amino-6-(hydroxymethyl)- (9CI) 253340-48-6 C5H7N3O2
4(1H)-Pyrimidinone, 2-amino-6-methyl-, oxime (9CI) 89808-19-5 C5H8N4O
4(1H)-Pyrimidinone, 2-hydroxy- (9CI) 51953-20-9 C4H4N2O2
4(1H)-Pyrimidinone, 2-methyl- (8CI,9CI) 19875-04-8 C5H6N2O
4(1H)-Pyrimidinone, 5-amino-2,3-dihydro-2-thioxo- (9CI) 155-14-6 C4H5N3OS
4(1H)-Pyrimidinone, 5-amino-6-methyl- (9CI) 14675-49-1 C5H7N3O
4(1H)-Pyrimidinone, 5-methoxy-, hydrazone (9CI) 99419-06-4 C5H8N4O
4(1H)-Pyrimidinone, 6-(1-methylethyl)- (9CI) 124703-81-7 C7H10N2O
4(1H)-Pyrimidinone, 6-amino-5-hydroxy-2-methyl- (9CI) 36591-61-4 C5H7N3O2
4(1H)-Pyrimidinone, 6-chloro-5-methyl- (9CI) 18261-42-2 C5H5ClN2O
4(1H)-Pyrimidinone, 6-methoxy- (9CI) 6128-06-9 C5H6N2O2
4(1H)-Pyrimidinone, 6-phenoxy- (9CI) 91520-65-9 C10H8N2O2
4(3H)-Pyrimidinimine, (E)- (9CI) 176773-07-2 C4H5N3
4(3H)-Pyrimidinone, 2,6-diamino-, 1-oxide (9CI) 131230-62-1 C4H6N4O2
4(3H)-Pyrimidinone, 6-methyl- (9CI) 156647-95-9 C5H6N2O
4(5H)-Pyrimidinone, 5-hydroxy-2,6-dimethyl- (9CI) 412003-99-7 C6H8N2O2
5(2H)-Pyrimidinone (9CI) 220560-88-3 C4H4N2O
6H-Pyrimido[4,5-b][1,4]diazepine (8CI) 3104-95-8 C7H6N4
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