| 中文名称 | 英文名称 | CAS号 | 化学式 |
|---|---|---|---|
| 4-吡啶磺酰氯N-氧化物 | 4-pyridinesulfonyl chloride N-oxide | 98136-58-4 | C5H4ClNO3S |
| 4-吡啶-3-基-N-嘧啶-2-基-1,3-噻唑-2-胺氢溴酸盐 | 4-pyridin-3-yl-N-pyrimidin-2-yl-1,3-thiazol-2-amine;hydrobromide | 5935-04-6 | C12H10BrN5S |
| 4-吡啶-2-基-6-吡啶-4-基嘧啶-2-胺 | 4-(2-pyridyl)-6-(4-pyridyl)-2-aminopyrimidine | 919480-78-7 | C14H11N5 |
| 4-叠氮基-6-苯基嘧啶 | 4-azido-6-phenylpyrimidine | 63399-56-4 | C10H7N5 |
| 4-叠氮基-6-(2-羟基乙氧基)-5-(4-甲基苯基)嘧啶 | 4-azido-6-(2-hydroxyethoxy)-5-(4-methylphenyl)pyrimidine | 169677-45-6 | C13H13N5O2 |
| 4-叠氮基-2-苯基嘧啶 | 4-azido-2-phenylpyrimidine | 88236-12-8 | C10H7N5 |
| 4-叔丁基氨基-6-氯嘧啶 | 4-chloro-6-tert-butylaminopyrimidine | 945896-38-8 | C8H12ClN3 |
| 4-叔丁基-N-(6-苯基咪唑并[1,2-b]哒嗪-2-基)苯甲酰胺 | 4-tert-butyl-N-(6-phenylimidazo[1,2-b]pyridazin-2-yl)benzamide | 1005777-40-1 | C23H22N4O |
| 4-叔丁基-6-甲基嘧啶 | 4-tert-butyl-6-methylpyrimidine | 1308870-16-7 | C9H14N2 |
| 4-叔丁基-6-氯嘧啶-2-胺 | 4-tert-butyl-6-chloropyrimidin-2-amine | 199863-81-5 | C8H12ClN3 |
| 4-叔丁基-6-氯嘧啶 | 4-tert-butyl-6-chloro-pyrimidine | 3435-24-3 | C8H11ClN2 |
| 4-叔丁基-6-氯哒嗪-3-甲腈 | 4-Tert-butyl-6-chloropyridazine-3-carbonitrile | 124420-72-0 | C9H10ClN3 |
| 4-叔丁基-6-三氟甲基-2-嘧啶胺 | 4-(tert-butyl)-6-(trifluoromethyl)pyrimidin-2-amine | 238742-83-1 | C9H12F3N3 |
| 4-叔丁基-3,6-二氯哒嗪 | 4-(tert-butyl)-3,6-dichloropyridazine | 22808-29-3 | C8H10Cl2N2 |
| 4-叔丁基-2-甲基嘧啶-5-羧酸乙酯 | ethyl 4-tert-butyl-2-methylpyrimidine-5-carboxylate | 127957-91-9 | C12H18N2O2 |
| 4-叔丁基-2-甲基嘧啶-5-羧酸 | 4-tert-butyl-2-methylpyrimidine-5-carboxylic acid | 127958-09-2 | C10H14N2O2 |
| 4-叔丁基-2-(氯甲基)嘧啶 | 4-t-butyl-2-chloromethylpyrimidine | 859162-68-8 | C9H13ClN2 |
| 4-叔丁基-2,6-二氯嘧啶 | 4-(tert-butyl)-2,6-dichloropyrimidine | 1037535-38-8 | C8H10Cl2N2 |
| 4-亚氨基-3-甲基-2-氧代-1,2,3,4-四氢-5-嘧啶甲腈 | 6-amino-1-methyl-2-oxo-1,2-dihydro-pyrimidine-5-carbonitrile | 857410-47-0 | C6H6N4O |
| 4-二甲氧甲基-2-甲基嘧啶 | 4-(dimethoxymethyl)-2-methylpyrimidine | 175277-33-5 | C8H12N2O2 |
| 4-二甲氧甲基-2-三氟甲基嘧啶 | 4-(dimethoxymethyl)-2-(trifluoromethyl)pyrimidine | 878760-47-5 | C8H9F3N2O2 |
| 4-二氟甲基-5-氰基嘧啶 | 4-(Difluoromethyl)pyrimidine-5-carbonitrile | 1427195-45-6 | C6H3F2N3 |
| 4-二乙氧基甲基-嘧啶-2-基胺 | 2-Amino-pyrimidin-aldehyd-(4)-diaethylacetal | 1014-03-5 | C9H15N3O2 |
| 4-乙酰基-5,6-二(4-氯苯基)-2-甲基哒嗪-3-酮 | 4-acetyl-5,6-bis(4-chlorophenyl)-2-methyl-2H-pyridazin-3-one | 78612-99-4 | C19H14Cl2N2O2 |
| 4-乙酰基-5,6-二(4-氯苯基)-2-[2-(丙烷-2-基氨基)乙基]哒嗪-3-酮 | 2-[2'-(isopropylamino)ethyl]-4-acetyl-5,6-bis(p-chlorophenyl)-2H-pyridazin-3-one | 75644-16-5 | C23H23Cl2N3O2 |
| 4-乙酰基-5,6-二(4-氯苯基)-2-(2-羟基乙基)哒嗪-3-酮 | 2-(2'-hydroxyethyl)-4-acetyl-5,6-bis(p-chlorophenyl)-2H-pyridazin-3-one | 75319-92-5 | C20H16Cl2N2O3 |
| 4-乙酰基-5,6-二(4-氯苯基)-2-(1-羟基丙烷-2-基)哒嗪-3-酮 | 4-Acetyl-5,6-bis-(4-chloro-phenyl)-2-(2-hydroxy-1-methyl-ethyl)-2H-pyridazin-3-one | 75643-73-1 | C21H18Cl2N2O3 |
| 4-乙酰基-2-氨基嘧啶-5-羧酸乙酯 | 2-Amino-4-acetyl-pyrimidin-5-carbonsaeureethylester | 62328-06-7 | C9H11N3O3 |
| 4-乙炔基嘧啶-2-胺 | 2-amino-4-ethynylpyrimidine | 1207175-18-5 | C6H5N3 |
| 4-乙炔基-3,6-二甲基哒嗪 | 4-Ethynyl-3,6-dimethylpyridazine | 86520-98-1 | C8H8N2 |
| 4-乙炔基-2,6-二甲基嘧啶 | 4-Ethynyl-2,6-dimethylpyrimidine | 86521-00-8 | C8H8N2 |
| 4-乙氧基-N-((1-乙基-2-吡咯烷基)甲基)-2-甲基-5-嘧啶甲酰胺 | 4-ethoxy-2-methyl-pyrimidine-5-carboxylic acid (1-ethyl-pyrrolidin-2-ylmethyl)-amide | 84332-33-2 | C15H24N4O2 |
| 4-乙氧基-6-甲基-2-嘧啶胺 | 2-amino-4-methyl-6-ethoxypyrimidine | 7749-48-6 | C7H11N3O |
| 4-乙氧基-6-氯-2-甲基-嘧啶-5-甲腈 | 4-ethoxy-6-chloro-2-methyl-pyrimidine-5-carbonitrile | 875233-61-7 | C8H8ClN3O |
| 4-乙氧基-6-氨基-2-甲基-嘧啶-5-甲腈 | 4-ethoxy-6-amino-2-methyl-pyrimidine-5-carbonitrile | 100377-98-8 | C8H10N4O |
| 4-乙氧基-5-甲基-2-嘧啶胺 | 4-Ethoxy-5-methylpyrimidin-2-amine | 248928-03-2 | C7H11N3O |
| 4-乙氧基-5-嘧啶胺 | 4-ethoxypyrimidin-5-amine | 55150-17-9 | C6H9N3O |
| 4-乙氧基-2-苯基嘧啶-5-羧酸乙酯 | 4-Ethoxy-2-phenyl-5-pyrimidincarbonsaeureethylester | 122773-99-3 | C15H16N2O3 |
| 4-乙氧基-2-苯基-5-嘧啶羧酸 | 4-ethoxy-2-phenyl-pyrimidine-5-carboxylic acid | 136326-10-8 | C13H12N2O3 |
| 4-乙氧基-2-甲基嘧啶-5-羧酸乙酯 | 4-Ethoxy-2-methyl-pyrimidin-5-carbonsaeure-ethylester | 7389-16-4 | C10H14N2O3 |
| 4-乙氧基-2-甲基-5-甲基氨基-3(2H)-哒嗪酮 | 4-ethoxy-2-methyl-5-methylamino-2<i>H</i>-pyridazin-3-one | 69236-59-5 | C8H13N3O2 |
| 4-乙氧基-2-嘧啶胺 | 4-ethoxypyrimidin-2-amine | 304454-19-1 | C6H9N3O |
| 4-乙氧基-2(1H)-嘧啶酮 | 4-ethoxypyrimidin-2-one | 6220-43-5 | C6H8N2O2 |
| 4-乙氧基-1-甲基嘧啶-2-酮 | 1-Methyl-4-ethoxypyrimidine-2-one | 6220-46-8 | C7H10N2O2 |
| 4-乙基胸腺嘧啶 | 4-O-Aethyl-thymin | 10557-55-8 | C7H10N2O2 |
| 4-乙基哒嗪 | 4-ethylpyridazine | 54248-68-9 | C6H8N2 |
| 4-乙基-6-苯基-2-(2-吡咯烷-1-基乙基)哒嗪-3-酮盐酸盐 | 4-ethyl-6-phenyl-2-(2-pyrrolidin-1-ylethyl)pyridazin-3-one;hydron;chloride | —— | C18H24ClN3O |
| 4-乙基-6-甲氧基-2-嘧啶胺 | 2-amino-6-ethyl-4-methoxypyrimidine | 514854-15-0 | C7H11N3O |
| 4-乙基-6-甲基-2-硫代-1,2,3,4-四氢嘧啶-5-羧酸乙酯 | 4-ethyl-6-methyl-2-thioxo-1,2,3,4-tetrahydropyrimidine-5-carboxylic acid ethyl ester | 134074-27-4 | C10H16N2O2S |
| 4-乙基-6-甲基-2-嘧啶胺 | 2-amino-4-ethyl-6-methylpyrimidine | 114042-92-1 | C7H11N3 |