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CAS 113479-65-5
4-Methoxybenzyl (6R,7R)-7-amino-3-(chloromethyl)-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylate hydrochloride
登记编号：Ceftazidime-032、Cefoselis Sulfate-035
应用背景（按来源药适应症）
膀胱炎阿维巴坦钠/头孢他啶胆囊炎阿维巴坦钠/头孢他啶腹膜炎阿维巴坦钠/头孢他啶腹腔感染阿维巴坦钠/头孢他啶肝脓肿阿维巴坦钠/头孢他啶脓毒病阿维巴坦钠/头孢他啶细菌感染头孢他啶/他唑巴坦钠呼吸道感染头孢他啶/他唑巴坦钠泌尿系统感染头孢他啶/他唑巴坦钠细菌感染硫酸头孢噻利细菌感染头孢他啶革兰氏阳性细菌感染头孢他啶革兰氏阴性细菌感染头孢他啶妇科疾病头孢他啶腹腔感染头孢他啶骨关节炎头孢他啶
来源药（使用该中间体的合成路线）
| 品种 | 梯队 | 到期年 |
|---|---|---|
| 阿维巴坦钠/头孢他啶Avibactam Sodium/Ceftazidime | Tier C · 观察 / 贸易 | - |
| 头孢他啶/他唑巴坦钠Ceftazidime/Tazobactam Sodium | Tier C · 观察 / 贸易 | - |
| 硫酸头孢噻利Cefoselis Sulfate | Tier C · 观察 / 贸易 | - |
| 头孢他啶Ceftazidime | Tier C · 观察 / 贸易 | - |
合成路线中的位置（上下游链）
按路线登记顺序排列，左→右为合成方向；高亮为当前 CAS，其余可点击跳转对应档案。
4-(Dimethylamino)phenol→tert-Butyl (5Z)-5-(2-amino-1,3-thiazol-4-yl)-8,8-dimethyl-4-oxo-3,7-dioxa-2-thia-6-azanon-5-en-9-oate 2,2-dioxide→4-Methoxybenzyl (6R,7R)-7-[[(2Z)-2-(2-amino-1,3-thiazol-4-yl)-2-[[(1-tert-butoxy-2-methyl-1-oxopropan-2-yl)oxy]imino]acetyl]amino]-3-(chloromethyl)-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylate→1-[[(6R,7R)-7-[[(2Z)-2-(2-Amino-1,3-thiazol-4-yl)-2-[[(1-tert-butoxy-2-methyl-1-oxopropan-2-yl)oxy]imino]acetyl]amino]-2-[[(4-methoxybenzyl)oxy]carbonyl]-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-en-3-yl]methyl]pyridinium chloride→4-Hydroxyaniline→(2Z)-(2-Amino-1,3-thiazol-4-yl)[[(1-tert-butoxy-2-methyl-1-oxopropan-2-yl)oxy]imino]acetic acid→Pyridine→4-Methoxybenzyl (6R,7R)-7-amino-3-(chloromethyl)-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylate hydrochloride
4-(Dimethylamino)phenol→tert-Butyl (5Z)-5-(2-amino-1,3-thiazol-4-yl)-8,8-dimethyl-4-oxo-3,7-dioxa-2-thia-6-azanon-5-en-9-oate 2,2-dioxide→4-Methoxybenzyl (6R,7R)-7-[[(2Z)-2-(2-amino-1,3-thiazol-4-yl)-2-[[(1-tert-butoxy-2-methyl-1-oxopropan-2-yl)oxy]imino]acetyl]amino]-3-(chloromethyl)-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylate→1-[[(6R,7R)-7-[[(2Z)-2-(2-Amino-1,3-thiazol-4-yl)-2-[[(1-tert-butoxy-2-methyl-1-oxopropan-2-yl)oxy]imino]acetyl]amino]-2-[[(4-methoxybenzyl)oxy]carbonyl]-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-en-3-yl]methyl]pyridinium chloride→4-Hydroxyaniline→(2Z)-(2-Amino-1,3-thiazol-4-yl)[[(1-tert-butoxy-2-methyl-1-oxopropan-2-yl)oxy]imino]acetic acid→Pyridine→4-Methoxybenzyl (6R,7R)-7-amino-3-(chloromethyl)-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylate hydrochloride
(6R,7R)-3-(Chloromethyl)-8-oxo-7-(2-phenylacetamido)-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid 4-methoxybenzyl ester→4-Methoxybenzyl (6R,7R)-7-amino-3-(chloromethyl)-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylate hydrochloride→4-Methoxybenzyl (6R,7R)-7-[(tert-butoxycarbonyl)amino]-3-(chloromethyl)-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylate
4-(Dimethylamino)phenol→tert-Butyl (5Z)-5-(2-amino-1,3-thiazol-4-yl)-8,8-dimethyl-4-oxo-3,7-dioxa-2-thia-6-azanon-5-en-9-oate 2,2-dioxide→4-Methoxybenzyl (6R,7R)-7-[[(2Z)-2-(2-amino-1,3-thiazol-4-yl)-2-[[(1-tert-butoxy-2-methyl-1-oxopropan-2-yl)oxy]imino]acetyl]amino]-3-(chloromethyl)-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylate→1-[[(6R,7R)-7-[[(2Z)-2-(2-Amino-1,3-thiazol-4-yl)-2-[[(1-tert-butoxy-2-methyl-1-oxopropan-2-yl)oxy]imino]acetyl]amino]-2-[[(4-methoxybenzyl)oxy]carbonyl]-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-en-3-yl]methyl]pyridinium chloride→4-Hydroxyaniline→(2Z)-(2-Amino-1,3-thiazol-4-yl)[[(1-tert-butoxy-2-methyl-1-oxopropan-2-yl)oxy]imino]acetic acid→Pyridine→4-Methoxybenzyl (6R,7R)-7-amino-3-(chloromethyl)-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylate hydrochloride
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