用途
用于医药中间体,具体为氯苯唑青霉素钠的中间体。
生产方法
通过在碱性条件下使邻氯苯甲醛与盐酸羟胺肟化生成邻氯苯甲肟,再用氯气进行氯化得到邻氯苯甲肟氯。随后,与乙酰乙酸乙酯发生环合并水解酯基,最终通过五氯化磷氯化制备得到目标产物。
中文名称 | 英文名称 | CAS号 | 化学式 | 分子量 |
---|---|---|---|---|
5-甲基-3-(2-氯苯基)-4-异恶唑甲酸 | 3-(2-chlorophenyl)-5-methyl-4-isoxazolecarboxylic acid | 23598-72-3 | C11H8ClNO3 | 237.642 |
3-(2-氯苯基)-5-甲基-4-异噁唑羧酸甲酯 | methyl 3-(2'-chlorophenyl)-5-methylisoxazole-4-carboxylate | 4357-94-2 | C12H10ClNO3 | 251.669 |
3-(2-氯苯基)-5-甲基异恶唑-4-羧酸乙酯 | ethyl 3-(2-chlorophenyl)-5-methylisoxazole-4-carboxylate | 83817-50-9 | C13H12ClNO3 | 265.696 |
中文名称 | 英文名称 | CAS号 | 化学式 | 分子量 |
---|---|---|---|---|
—— | 3-(2-chlorophenyl)-5-methylisoxazole-4-carboxamide | 53013-51-7 | C11H9ClN2O2 | 236.658 |
3-(2-氯苯基)-5-甲基-4-异噁唑羧酸甲酯 | methyl 3-(2'-chlorophenyl)-5-methylisoxazole-4-carboxylate | 4357-94-2 | C12H10ClNO3 | 251.669 |
—— | 3-(2-Chlorophenyl)-N,N,5-trimethylisoxazole-4-carboxamide | 349130-97-8 | C13H13ClN2O2 | 264.711 |
—— | (3-(2-chlorophenyl)-5-methylisoxazole-4-carbonyl)glycine | 303009-97-4 | C13H11ClN2O4 | 294.694 |
—— | [[3-(2-Chlorophenyl)-5-methyl-1,2-oxazole-4-carbonyl]amino]thiourea | —— | C12H11ClN4O2S | 310.764 |
—— | 3-(2-chlorophenyl)-5-methyl-N-phenethylisoxazole-4-carboxamide | —— | C19H17ClN2O2 | 340.809 |
—— | N-benzyl-3-(2-chlorophenyl)-5-methylisoxazole-4-carboxamide | —— | C18H15ClN2O2 | 326.782 |
—— | Methyl 2-({[3-(2-chlorophenyl)-5-methyl-4-isoxazolyl]carbonyl}amino)acetate | —— | C14H13ClN2O4 | 308.721 |
—— | 3-(2-chlorophenyl)-N-[(4-fluorophenyl)methyl]-5-methyl-1,2-oxazole-4-carboxamide | 401595-61-7 | C18H14ClFN2O2 | 344.773 |
—— | (3-(2-chlorophenyl)-5-methylisoxazol-4-yl)(piperazin-1-yl)methanone | 1137443-33-4 | C15H16ClN3O2 | 305.764 |
—— | (3-(2-chlorophenyl)-5-methylisoxazol-4-yl)(4-methylpiperazin-1-yl)methanone | —— | C16H18ClN3O2 | 319.791 |
—— | 3-(2-chlorophenyl)-N-(4-chlorophenyl)-5-methyl-1,2-oxazole-4-carboxamide | 153947-71-8 | C17H12Cl2N2O2 | 347.2 |
—— | 3-(2-chlorophenyl)-5-methyl-N-(2-oxo-2-phenylethyl)-4-isoxazolecarboxamide | 519166-68-8 | C19H15ClN2O3 | 354.793 |
—— | 3-(2-chlorophenyl)-N-(4-fluorophenyl)-5-methyl-1,2-oxazole-4-carboxamide | —— | C17H12ClFN2O2 | 330.746 |
—— | 3-(2-chlorophenyl)-5-methyl-N-(4-cyanophenyl)isoxazole-4-carboxamide | —— | C18H12ClN3O2 | 337.765 |
—— | 3-(2-chlorophenyl)-5-methyl-N-(4-(trifluoromethyl)phenyl)isoxazole-4-carboxamide | —— | C18H12ClF3N2O2 | 380.754 |
—— | 3-(2-chlorophenyl)-5-methyl-N-(naphthalen-1-yl)-1,2-oxazole-4-carboxamide | —— | C21H15ClN2O2 | 362.815 |
—— | N-(3-chloro-4-methylphenyl)-3-(2-chlorophenyl)-5-methyl-1,2-oxazole-4-carboxamide | 321532-05-2 | C18H14Cl2N2O2 | 361.227 |
—— | N-(3-chloro-4-fluorophenyl)-3-(2-chlorophenyl)-5-methyl-1,2-oxazole-4-carboxamide | —— | C17H11Cl2FN2O2 | 365.191 |
—— | 3-(2-chlorophenyl)-5-methyl-N-(3-cyanophenyl)isoxazole-4-carboxamide | —— | C18H12ClN3O2 | 337.765 |
—— | Isoxazole-4-carboxamide, 3-(2-chlorophenyl)-5-methyl-N-(2-thiazolyl)- | —— | C14H10ClN3O2S | 319.771 |
—— | 3-(2-Chlorophenyl)-5-methyl-N-(3-nitrophenyl)-4-isoxazolecarboxamide | —— | C17H12ClN3O4 | 357.753 |
—— | (Z)-3-bromo-N'-((3-(2-chlorophenyl)-5-methylisoxazole-4-carbonyl)oxy)benzimidamide | —— | C18H13BrClN3O3 | 434.677 |
—— | 3-(2-chlorophenyl)-5-methyl-N-[4-(trifluoromethoxy)phenyl]-1,2-oxazole-4-carboxamide | —— | C18H12ClF3N2O3 | 396.753 |
—— | (Z)-N'-((3-(2-chlorophenyl)-5-methylisoxazole-4-carbonyl)oxy)-4-methoxybenzimidamide | —— | C19H16ClN3O4 | 385.807 |
—— | 3-(2-chlorophenyl)-5-methyl-N-[3-(trifluoromethyl)phenyl]-1,2-oxazole-4-carboxamide | —— | C18H12ClF3N2O2 | 380.7 |
—— | 3-(2-chlorophenyl)-5-methyl-N-(2-fluoro-4-chlorophenyl)isoxazole-4-carboxamide | —— | C17H11Cl2FN2O2 | 365.191 |
—— | N-(3-chloro-2-methylphenyl)-3-(2-chlorophenyl)-5-methyl-1,2-oxazole-4-carboxamide | —— | C18H14Cl2N2O2 | 361.2 |
3-(2-氯苯基)-n-(4-氯苯基)-n,5-二甲基-4-异噁唑羧酰胺 | 3‐(2‐chlorophenyl)‐N‐(4‐chlorophenyl)‐N,5‐dimethylisoxazole‐4‐carboxamide | 1197300-24-5 | C18H14Cl2N2O2 | 361.227 |
—— | 3-(2-chlorophenyl)-5-methyl-N-(2-(trifluoromethyl)phenyl)isoxazole-4-carboxamide | —— | C18H12ClF3N2O2 | 380.754 |
—— | 3-(2-chlorophenyl)-5-methyl-N-(3-trifluoromethyl-4-chlorophenyl)isoxazole-4-carboxamide | —— | C18H11Cl2F3N2O2 | 415.199 |
—— | 3-(2-chlorophenyl)-5-methyl-N-(2-chloro-5-trifluoromethylphenyl)isoxazole-4-carboxamide | —— | C18H11Cl2F3N2O2 | 415.199 |
—— | 2-(3-(2-chlorophenyl)-5-methylisoxazole-4-carboxamido)benzoic acid | —— | C18H13ClN2O4 | 356.765 |
—— | (2-Chlorophenyl)-5-methyl-N-{3-[4-[2-(2,2,2-trifluoroethoxy)-phenyl]-1-piperazinyl]-propyl}-isoxazole-4-carboxamide | —— | C26H28ClF3N4O3 | 536.982 |
—— | 3-(2-chlorophenyl)-N-(3-chlorophenyl)-N-ethyl-5-methyl-4-isoxazolecarboxamide | 1197300-23-4 | C19H16Cl2N2O2 | 375.254 |
—— | (1-benzyl-1H-1,2,3-triazol-4-yl)methyl 3-(2-chlorophenyl)-5-methylisoxazole-4-carboxylate | 1391026-10-0 | C21H17ClN4O3 | 408.844 |
—— | 3-(2-chlorophenyl)-N-(2-(isopropylcarbamoyl)phenyl)-5-methylisoxazole-4-carboxamide | —— | C21H20ClN3O3 | 397.861 |
—— | N-(benzo[d]thiazol-2-yl)-3-(2-chlorophenyl)-5-methylisoxazole-4-carboxamide | —— | C18H12ClN3O2S | 369.831 |
—— | N-(2-(butylcarbamoyl)phenyl)-3-(2-chlorophenyl)-5-methylisoxazole-4-carboxamide | —— | C22H22ClN3O3 | 411.888 |
—— | 3-(2-chlorophenyl)-N-(2,4-dioxo-3-oxatricyclo[7.3.1.05,13]trideca-1(12),5(13),6,8,10-pentaen-7-yl)-5-methyl-1,2-oxazole-4-carboxamide | 1420467-57-7 | C23H13ClN2O5 | 432.82 |
—— | ethyl 2-[5-methyl-3-(2-chlorophenyl)isoxazole-4-carboxamido]-4-methylthiazole-5-carboxylate | —— | C18H16ClN3O4S | 405.862 |
—— | (3-(2-chlorophenyl)-5-methylisoxazol-4-yl)(4-(3-methoxy-5-nitropyridin-2-yl)piperazin-1-yl)methanone | 1370419-39-8 | C21H20ClN5O5 | 457.873 |