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Description CAS Number Molecular Formula
1(2H)-Pyridinepropanoic acid, 2-thioxo-, ethyl ester 924850-90-8 C10H13NO2S
3(2H)-Pyridazinone,6-(1-methylethyl)- 570416-36-3 C7H10N2O
1(2H)-Pyridinecarboxylic acid, 4-(2-hydroxyethyl)-, methyl ester 380909-21-7 C9H13NO3
2(1H)-Pyridinethione, 1-butyl- 873398-00-6 C9H13NS
4(1H)-Pyridazinone, 5,6-dichloro-1-methyl- 501662-04-0 C5H4Cl2N2O
2(1H)-Pyridinethione, 3,4-dihydro-1-methyl-4-(2-propen-1-yl)- 859845-77-5 C9H13NS
2(1H)-Pyridinone, 1-ethyl-6-hydroxy-5-[2-(2-methoxy-4-nitrophenyl)diazenyl]-4-methyl- C15H16N4O5
1H-Pyrimido[4,5-c][1,2]oxazine (9CI) 125765-61-9 C6H5N3O
1H-Pyrimido[4,5-e][1,3,4]oxadiazine (9CI) 74664-58-7 C5H4N4O
2(1H)-Pyrimidinethione, 5-amino-4-methyl- (9CI) 288162-88-9 C5H7N3S
2(1H)-Pyrimidinethione, 5-methyl- (9CI) 42783-64-2 C5H6N2S
2(1H)-Pyrimidinone, 4-(1-methylhydrazino)- (7CI,8CI,9CI) 3310-45-0 C5H8N4O
2(1H)-Pyrimidinone, 4-(chloroamino)- (9CI) 37109-46-9 C4H4ClN3O
2(1H)-Pyrimidinone, 4,6-dimethyl-, oxime (9CI) 89808-15-1 C6H9N3O
2(1H)-Pyrimidinone, 4-amino-5-(2-propynyl)- (9CI) 257862-47-8 C7H7N3O
2(1H)-Pyrimidinone, 4-amino-5-nitro- (9CI) 69099-99-6 C4H4N4O3
2(1H)-Pyrimidinone, 4-amino-6-methoxy- (9CI) 29626-48-0 C5H7N3O2
2(1H)-Pyrimidinone, 4-methoxy- (6CI,9CI) 18002-25-0 C5H6N2O2
2(1H)-Pyrimidinone, 5-(1,1-dimethylethyl)- (9CI) 133271-21-3 C8H12N2O
2(1H)-Pyrimidinone, 5-chloro-, hydrazone (9CI) 823-90-5 C4H5ClN4
2(1H)-Pyrimidinone, 5-ethyl- (9CI) 64171-56-8 C6H8N2O
2(1H)-Pyrimidinone, 5-methoxy-, hydrazone (9CI) 34712-29-3 C5H8N4O
2(1H)-Pyrimidinone, 6-amino-3,4-dihydro-4-thioxo- (9CI) 1073-82-1 C4H5N3OS
2(5H)-Pyrimidinone, 4-amino-5-hydroxy- (9CI) 389628-12-0 C4H5N3O2
2,4,5(3H)-Pyrimidinetrione, dihydro-6-hydroxy- (9CI) 19186-12-0 C4H4N2O4
3H-Pyrimido[5,4-c][1,2,5]oxadiazine (8CI,9CI) 655-61-8 C5H4N4O
4(1H)-Pyrimidinethione, 5-hydroxy- (9CI) 91036-31-6 C4H4N2OS
4(1H)-Pyrimidinethione, 6-ethoxy-2-methyl- (9CI) 119224-79-2 C7H10N2OS
4(1H)-Pyrimidinone, 2-(methylamino)- (9CI) 22404-50-8 C5H7N3O
4(1H)-Pyrimidinone, 2,3-dihydro-2-selenoxo- (9CI) 16724-03-1 C4H4N2OSe
4(1H)-Pyrimidinone, 2-amino-5-chloro- (9CI) 89033-81-8 C4H4ClN3O
4(1H)-Pyrimidinone, 2-amino-5-methoxy- (9CI) 4763-35-3 C5H7N3O2
4(1H)-Pyrimidinone, 2-cyclopropyl-6-methoxy- (9CI) 70058-41-2 C8H10N2O2
4(1H)-Pyrimidinone, 2-ethyl-5-methyl- (9CI) 192631-47-3 C7H10N2O
4(1H)-Pyrimidinone, 5-(aminomethyl)-2-methyl- (9CI) 1749-72-0 C6H9N3O
4(1H)-Pyrimidinone, 5,6-dimethyl-, hydrazone (9CI) 69142-11-6 C6H10N4
4(1H)-Pyrimidinone, 5-ethyl-6-methyl- (9CI) 103980-63-8 C7H10N2O
4(1H)-Pyrimidinone, 5-hydroxy-2-(hydroxymethyl)- (9CI) 120491-07-8 C5H6N2O3
4(1H)-Pyrimidinone, 6-(methoxymethyl)- (9CI) 3122-78-9 C6H8N2O2
4(1H)-Pyrimidinone, 6-amino-2-hydroxy- (9CI) 143519-02-2 C4H5N3O2
4(1H)-Pyrimidinone, 6-ethyl-5-methyl- (9CI) 124703-79-3 C7H10N2O
4(1H)-Pyrimidinone, 6-hydroxy-2-(hydroxymethyl)- (9CI) 3748-16-1 C5H6N2O3
4(3H)-Pyrimidinethione (9CI) 132938-72-8 C4H4N2S
4(3H)-Pyrimidinone, 2-methyl- (9CI) 127892-80-2 C5H6N2O
4(3H)-Pyrimidinone, 6-(hydroxymethyl)- (6CI) 100959-93-1 C5H6N2O2
5H-Pyrimido[4,5-b]azepine (8CI) 18549-67-2 C8H7N3
8H-Pyrimido[4,5-b][1,4]diazepine (9CI) 31029-37-5 C7H6N4
2(1H)-Pyridinone, 4-acetyl-1-methyl- (9CI) 27330-27-4 C8H9NO2
4(1H)-Pyridinone, 3-acetyl- (9CI) 37831-31-5 C7H7NO2
2(1H)-Pyridinone, 3-acetyl-4-methyl- (9CI) 57839-80-2 C8H9NO2
2(1H)-Pyridinone, 3-acetyl-3,4-dihydro-4-methyl- (9CI) 57839-75-5 C8H11NO2
2(1H)-Pyridinone, 6-acetyl-1-methyl- (9CI) 63486-88-4 C8H9NO2
2(1H)-Pyridinone, 3-acetyl-5-fluoro-6-hydroxy- (9CI) 125758-37-4 C7H6FNO3
4(1H)-Pyridinone, 1-(chloroacetyl)- (9CI) 74669-35-5 C7H6ClNO2
1(2H)-Pyrimidineacetic acid, tetrahydro-5,6-dihydroxy-5-methyl-2,4-dioxo- (9CI) 681850-19-1 C7H10N2O6
1H-Pyrimido[1,2-a]quinoline-8,9-diol, 2,3-dihydro- (9CI) 568584-22-5 C12H12N2O2
2(1H)-Pyridinone, 4-hydroxy-5,6-dimethyl-3-phenyl- (9CI) 172091-21-3 C13H13NO2
2(1H)-Pyridinone, 4-methyl-1-(2-propenyl)- (9CI) 461661-61-0 C9H11NO
2(1H)-Pyrimidinone, 4-amino-5-(ethylamino)- (9CI) 527673-47-8 C6H10N4O
3(4H)-Pyridinone, 5,6-dihydro-6-methyl-2-(methylthio)- (9CI) 700873-79-6 C7H11NOS
4(1H)-Pyridinone, 2-ethyl-3-hydroxy-1-(4-morpholinyl)- (9CI) 500996-14-5 C11H16N2O3
4(1H)-Pyridinone, 3-hydroxy-1-[2-(1H-imidazol-4-yl)ethyl]-2-methyl- (9CI) 783292-65-9 C11H13N3O2
4(1H)-Pyrimidinone, 2-[(4-fluorophenyl)amino]-6-hydroxy- (9CI) 620984-15-8 C10H8FN3O2
4(1H)-Pyrimidinone, 2-amino-6-hydroxy-5-(phenylmethyl)- (9CI) 331971-28-9 C11H11N3O2
1(2H)-Pyrimidinecarboxaldehyde, 3,4-dihydro-2,4-dioxo- (9CI) 219818-01-6 C5H4N2O3
2(1H)-Pyridinone, 3-hydroxy-5-(hydroxymethyl)- (9CI) 204862-84-0 C6H7NO3
4(1H)-Pyridinone, 2-(hydroxymethyl)-3,5-dimethyl- (9CI) 220757-73-3 C8H11NO2
4(1H)-Pyrimidinone, 2,6-bis(hydroxymethyl)- (9CI) 193071-37-3 C6H8N2O3
2(1H)-Pyrimidinone, 1-(2-deoxy-b-D-erythro-pentofuranosyl)-5-methyl-4-(1H-1,2,4-triazol-1-yl) 109389-25-5 C12H15N5O4
1(2H)-Pyridinecarboxylic acid, 3,6-dihydro-5-((methoxyimino)methyl)-, methyl ester, (E)- 145071-29-0 C9H14N2O3
1(2H)-Pyridinecarboxylic acid, 3,6-dihydro-5-((methoxyimino)methyl)-, tricyclo(3.3.1.1(sup 3,7))dec-1-yl ester, (E)- 145071-41-6 C18H26N2O3
2(1H)-Pyrimidinone, tetrahydro-1-nitroso- 62641-66-1 C4H7N3O2
2H-Pyrido(3,2-e)(1,3)thiazine-6-carboxylic acid, 3,4-dihydro-2-(methyl imino)-7-methyl-4-oxo-, ethyl ester 81960-07-8
3(2H)-Pyridazinone, 4-bromo-2-(3,4-dichlorophenyl)-5-((6-iodo-3-pyridi nyl)methoxy)- 122322-26-3 C16H9BrCl2IN3O2
4H-PYRIMIDO[1,2-B]PYRIDAZIN-4-ONE, 7-CHLORO- 88820-50-2 C7H4ClN3O
2(1H)-Pyridinethione,4-methoxy-(9CI) 204996-07-6 C6H7NOS
2(1H)-Pyridinethione,3-nitroso-(9CI) 208984-18-3 C5H4N2OS
2(1H)-Pyridinone,3-methyl-1-(2-propenyl)-(9CI) 461661-67-6 C9H11NO
1(6H)-Pyridazineaceticacid,6-oxo-(6CI,9CI) 95209-84-0 C6H6N2O3
2(1H)-Pyridinone,6-methyl-1-(2-propynyl)-(9CI) 461661-70-1 C9H9NO
2(1H)-Pyrimidinone,1-(2-propynyl)-(9CI) 88167-35-5 C7H6N2O
2(1H)-Pyridinone,3-isocyanato-(9CI) 643044-24-0 C6H4N2O2
3(2H)-Pyridazinone,4-[(4-ethylphenyl)methyl]-(9CI) 776317-72-7 C13H14N2O
3(2H)-Pyridinone,1,6-dihydro-1,5-dimethyl-(9CI) 99470-53-8 C7H11NO
4(1H)-Pyrimidinone,2-(dimethylamino)-6-fluoro-(9CI) 313961-71-6 C6H8FN3O
2(1H)-Pyridone,3-amino-4-(butylamino)-1,6-dimethyl-(8CI) 802266-69-9 C11H19N3O
4(1H)-Pyrimidinone,5-ethyltetrahydro-5-propyl-2,6-dithioxo-(9CI) 688347-99-1 C9H14N2OS2
2(1H)-Pyridinone,3,4-dihydro-6-methyl-5-(1-methylethyl)-(9CI) 101714-82-3 C9H15NO
2H-Pyrido[4,3-e]-1,2,4-thiadiazine,3,4-dihydro-3-methyl-,1,1-dioxide(9CI) 163136-63-8 C7H9N3O2S
4(1H)-Pyrimidinone,2-ethoxy-6-(trifluoromethyl)-(9CI) 178813-85-9 C7H7F3N2O2
2(1H)-Pyridinone,3-hydroxy-4-nitroso-(9CI) 208984-14-9 C5H4N2O3
2(1H)-Pyrimidinone,4-amino-5-fluoro-5,6-dihydro-6-hydroxy-,cis-(9CI) 100814-57-1 C4H6FN3O2
1(2H)-Pyridinecarboximidamide,N-(aminoiminomethyl)-3,6-dihydro-(9CI) 740760-77-4 C7H13N5
4(1H)-Pyrimidinone,2,3-dihydro-2,3-dimethyl-(9CI) 342614-16-8 C6H10N2O
2(1H)-Pyrimidinone,4-amino-5-fluoro-1-(5S)-5-isoxazolidinyl-(9CI) 588715-98-4 C7H9FN4O2
1(2H)-Pyridineacetaldehyde,2-oxo-(9CI) 408530-65-4 C7H7NO2
1(2H)-Pyridinecarboxylicacid,3,4-dihydro-,methylester(9CI) 56475-87-7 C7H11NO2
2(1H)-Pyridinone,3,6-dihydroxy-(9CI) 39954-19-3 C5H5NO3
1(2H)-Pyridineacetonitrile,2-oxo-(9CI) 218920-79-7 C7H6N2O
2H-Pyrido[3,4-e]-1,2-oxazine(9CI) 107116-53-0 C7H6N2O
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