| 中文名称 | 英文名称 | CAS号 | 化学式 |
|---|---|---|---|
| 4,6-二(吡唑-1-基)嘧啶 | 4,6-bis(1H-pyrazol-1-yl)pyrimidine | 114833-91-9 | C10H8N6 |
| 4,6-二(4-羧苯基)嘧啶 | 4,6-bis(4-carboxyphenyl)pyrimidine | 609356-00-5 | C18H12N2O4 |
| 4,6-二(3,5-二-4-吡啶基苯基)-2-甲基嘧啶 | 4,6-bis(3,5-di(pyridin-4-yl)phenyl)-2-methylpyrimidine | 1030380-51-8 | C37H26N6 |
| 4,6-二(3,5-二-3-吡啶基苯基)-2-甲基嘧啶 | 4,6-bis(3,5-di(pyridin-3-yl)phenyl)-2-methylpyrimidine | 925425-96-3 | C37H26N6 |
| 4,6(1H,5H)-嘧啶二酮,5-乙酰基二氢-2-硫代- | 5-acetyl-2-thiobarbituric acid | 1833-22-3 | C6H6N2O3S |
| 4,6(1H,5H)-嘧啶二酮(7CI,9CI) | 1<i>H</i>-pyrimidine-4,6-dione | 25286-58-2 | C4H4N2O2 |
| 4,5-嘧啶二羧酸,2-甲基-,二乙基酯 | diethyl 2-methylpyrimidine-4,5-dicarboxylate | 1860-98-6 | C11H14N2O4 |
| 4,5-嘧啶二甲酸 | Pyrimidine-4,5-dicarboxylic acid | 54001-63-7 | C6H4N2O4 |
| 4,5-哒嗪二羧酸 | pyridazine-4,5-dicarboxylic acid | 59648-14-5 | C6H4N2O4 |
| 4,5-双(4-甲基苯基)-1H-哒嗪-6-酮 | 4,5-bis(4-tolyl)-3(2H)-pyridazinone | 591769-89-0 | C18H16N2O |
| 4,5-二苯基-1,2-二氢-哒嗪-3,6-二酮 | 4,5-diphenyl-1,2-dihydropyridazine-3,6-dione | 27666-83-7 | C16H12N2O2 |
| 4,5-二碘-2-甲基哒嗪-3-酮 | 4,5-diiodo-2-methylpyridazin-3(2H)-one | 825634-21-7 | C5H4I2N2O |
| 4,5-二甲氧基嘧啶-2-胺 | 2-Amino-4,5-dimethoxy-pyrimidin | 4763-53-5 | C6H9N3O2 |
| 4,5-二甲基嘧啶1-氧化物 | 4,5-Dimethyl-1-oxidopyrimidin-1-ium | 114969-53-8 | C6H8N2O |
| 4,5-二甲基嘧啶-2-胺 | 4,5-dimethylpyrimidin-2-amine | 1193-74-4 | C6H9N3 |
| 4,5-二甲基嘧啶 | 4,5-dimethylpyrimidine | 694-81-5 | C6H8N2 |
| 4,5-二甲基哒嗪 | 4,5-dimethylpyridazine | 38283-35-1 | C6H8N2 |
| 4,5-二甲基-3,6-二羟基哒嗪 | 4,5-dimethylpyridazine-3,6-diol | 5754-17-6 | C6H8N2O2 |
| 4,5-二甲基-2-羟基嘧啶 | 2-Hydroxy-4,5-dimethyl-pyrimidin | 34939-17-8 | C6H8N2O |
| 4,5-二甲基-2-巯基嘧啶 | 4,5-Dimethylpyrimidin-2-thiol | 64942-98-9 | C6H8N2S |
| 4,5-二甲基-2-(2-吗啉-4-基乙基)-6-苯基哒嗪-3-酮 | 4,5-dimethyl-2-(2-morpholin-4-yl-ethyl)-6-phenyl-2<i>H</i>-pyridazin-3-one | 32165-32-5 | C18H23N3O2 |
| 4,5-二甲基-1-苯基-1,2-二氢-哒嗪-3,6-二酮 | 4,5-dimethyl-1-phenyl-1,2-dihydropyridazine-3,6-dione | 91392-61-9 | C12H12N2O2 |
| 4,5-二溴哒嗪-3-酮 | 4,5-dibromo-3(2H)pyridazinone | 5788-58-9 | C4H2Br2N2O |
| 4,5-二溴-6-三氟甲基嘧啶 | 4,5-dibromo-6-(trifluoromethyl)pyrimidine | 785777-94-8 | C5HBr2F3N2 |
| 4,5-二溴-2-苯基-2,3-二氢哒嗪-3-酮 | 4,5-dibromo-2-phenylpyridazin-3(2H)-one | 14305-08-9 | C10H6Br2N2O |
| 4,5-二溴-2-甲基-2H-吡嗪-3-酮 | 4,5-dibromo-2-methyl-2H-pyridazin-3-one | 13645-74-4 | C5H4Br2N2O |
| 4,5-二溴-2-[5-(三氟甲基)吡啶-2-基]哒嗪-3-酮 | 4,5-dibromo-2-(5-(trifluoromethyl)pyridin-2-yl)pyridazin-3-one | 89570-56-9 | C10H4Br2F3N3O |
| 4,5-二溴-2-(吡啶-2-基)哒嗪-3(2H)-酮 | 4,5-dibromo-2-pyridine-2-ylpyridazin-3(2H)-one | 78389-21-6 | C9H5Br2N3O |
| 4,5-二溴-2-(3,4-二氟苯基)-3(2H)-哒嗪酮 | 4,5-dibromo-2-(3,4-difluorophenyl)-2H-pyridazin-3-one | 221031-08-9 | C10H4Br2F2N2O |
| 4,5-二溴-1,2-二氢哒嗪-3,6-二酮 | 4,5-dibromo-1,2-dihydro-pyridazine-3,6-dione | 6958-60-7 | C4H2Br2N2O2 |
| 4,5-二氯嘧啶-2-胺 | 4,5-dichloropyrimidin-2-amine | 403854-21-7 | C4H3Cl2N3 |
| 4,5-二氯嘧啶 | 4,5-dichloropyrimidine | 6554-61-6 | C4H2Cl2N2 |
| 4,5-二氯哒嗪-3,6-二醇 | 4,5-dichloromaleic hydrazide | 6641-32-3 | C4H2Cl2N2O2 |
| 4,5-二氯吡嗪盐酸盐 | 4,5-Dichloropyridazine hydrochloride | 1245644-88-5 | C4H3Cl3N2 |
| 4,5-二氯-哒嗪 | 4,5-dichloropyridazine | 55271-49-3 | C4H2Cl2N2 |
| 4,5-二氯-6-羟基-2-苯基-3(2H)哒嗪酮 | 2-phenyl-3-oxo-4,5-dichloro-6-hydroxy-2H-pyridazine | 1698-64-2 | C10H6Cl2N2O2 |
| 4,5-二氯-6-甲氧基-2-甲基嘧啶 | 4,5-dichloro-6-methoxy-2-methylpyrimidine | 126804-42-0 | C6H6Cl2N2O |
| 4,5-二氯-6-甲氧基-2-(3-甲基苯基)-哒嗪-3-酮 | 4,5-dichloro-6-methoxy-2-(3-methylphenyl)-pyridazin-3-one | 1035451-11-6 | C12H10Cl2N2O2 |
| 4,5-二氯-6-甲基嘧啶-2-胺 | 4,5-dichloro-6-methylpyrimidin-2-amine | 7749-60-2 | C5H5Cl2N3 |
| 4,5-二氯-6-甲基嘧啶 | 4,5-dichloro-6-methyl-pyrimidine | 83942-10-3 | C5H4Cl2N2 |
| 4,5-二氯-6-甲基-2-(2-吡啶基)嘧啶 | 4,5-dichloro-6-methyl-2-(pyridin-2-yl)pyrimidine | 306935-55-7 | C10H7Cl2N3 |
| 4,5-二氯-6-乙基嘧啶 | 4,5-Dichloro-6-ethylpyrimidine | 115617-41-9 | C6H6Cl2N2 |
| 4,5-二氯-6-(氯甲基)嘧啶 | 4,5-dichloro-6-chloromethylpyrimidine | 105708-06-3 | C5H3Cl3N2 |
| 4,5-二氯-6-(二氟甲基)嘧啶 | 4,5-dichloro-6-(difluoromethyl)pyrimidine | 425394-19-0 | C5H2Cl2F2N2 |
| 4,5-二氯-6-(三氟甲基)嘧啶-2-胺 | 4,5-dichloro-6-(trifluoromethyl)pyrimidin-2-amine | 302810-56-6 | C5H2Cl2F3N3 |
| 4,5-二氯-6-(三氟甲基)嘧啶 | 4,5-dichloro-6-(trifluoromethyl)pyrimidine | 141602-36-0 | C5HCl2F3N2 |
| 4,5-二氯-3-羟基哒嗪 | 4,5-dichloro-2H-pyridazin-3-one | 932-22-9 | C4H2Cl2N2O |
| 4,5-二氯-2-苄基-3(2H)-哒嗪 | 2-benzyl-4,5-dichloro-3(2H)-pyridazinone | 41933-33-9 | C11H8Cl2N2O |
| 4,5-二氯-2-羟基甲基-2,3-二氢哒嗪-3-酮 | 4,5-dichloro-2-(hydroxymethyl)pyridazin-3(2H)-one | 51355-97-6 | C5H4Cl2N2O2 |
| 4,5-二氯-2-甲基嘧啶 | 4,5-dichloro-2-methylpyrimidine | 26740-71-6 | C5H4Cl2N2 |