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CAS 89786-04-9
(2S,3S,5R)-3-Methyl-4,4,7-trioxo-3-(triazol-1-ylmethyl)-4lambda6-thia-1-azabicyclo[3.2.0]heptane-2-carboxylic acid
登记编号：Tazobactam Sodium-012
应用背景（按来源药适应症）
腹腔感染他唑巴坦钠/头孢洛生呼吸机相关性肺炎他唑巴坦钠/头孢洛生泌尿系统感染他唑巴坦钠/头孢洛生社区获得性细菌肺炎他唑巴坦钠/头孢洛生肾盂肾炎他唑巴坦钠/头孢洛生医院获得性肺炎他唑巴坦钠/头孢洛生细菌感染头孢他啶/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
来源药（使用该中间体的合成路线）
| 品种 | 梯队 | 到期年 |
|---|---|---|
| 他唑巴坦钠/头孢洛生Tazobactam Sodium/Ceftolozane | Tier C · 观察 / 贸易 | - |
| 头孢他啶/他唑巴坦钠Ceftazidime/Tazobactam Sodium | 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。
(2S,5R)-2beta-[(Benzhydryloxy)carbonyl]-3,3-dimethyl-7-oxo-4-thia-1-azabicyclo[3.2.0]heptane4-oxide→1,3-Benzothiazole-2-thiol→(2R)-2-[(2R)-2-[(Benzothiazol-2-yl)dithio]-4-oxoazetidin-1-yl]-3-methyl-3-butenoic acid benzhydryl ester→(2S-(2alpha,3beta,5alpha))-3-(Chloromethyl)-3-methyl-7-oxo-4-thia-1-azabicyclo(3.2.0)heptane-2-carboxylic acid diphenylmethyl ester→Benzhydryl (2S,3S,5R)-3-(azidomethyl)-3-methyl-7-oxo-4-thia-1-azabicyclo[3.2.0]heptane-2-carboxylate→Benzhydryl (2S,3S,5R)-3-(azidomethyl)-3-methyl-4,4,7-trioxo-4lambda6-thia-1-azabicyclo[3.2.0]heptane-2-carboxylate→1-Trimethylsilylethyne→Benzhydryl 2a-methyl-2beta-(4-trimethylsilyl-1,2,3-triazol-1 ylmethyl)penam-3a-carboxylate-1,1-dioxide→Benzhydryl (2S,3S,5R)-3-((1H-1,2,3-triazol-1-yl)methyl)-3-methyl-7-oxo-4-thia-1-azabicyclo[3.2.0]heptane-2-carboxylate 4,4-dioxide→Acetylene→1-Acetoxyethylene→(2S,3S,5R)-3-Methyl-4,4,7-trioxo-3-(triazol-1-ylmethyl)-4lambda6-thia-1-azabicyclo[3.2.0]heptane-2-carboxylic acid
1,2,3-Triazole→Silver(1+) 1,2,3-triazol-1-ide→(2S,3S,5R)-2-Methyl-2-(1H-1,2,3-triazol-1-ylmethyl)penam-3-carboxylic acid diphenylmethyl ester→Methyl (2S,3S,5R)-3-methyl-7-oxo-3-[(1H-1,2,3-triazol-1-yl)methyl]-4-thia-1-azabicyclo[3.2.0]heptane-2-carboxylate→Benzhydryl (2S,3S,5R)-3-((1H-1,2,3-triazol-1-yl)methyl)-3-methyl-7-oxo-4-thia-1-azabicyclo[3.2.0]heptane-2-carboxylate 4,4-dioxide→Methyl (2S,3S,5R)-3-methyl-4,4,7-trioxo-3-[(1H-1,2,3-triazol-1-yl)methyl]-4lambda6-thia-1-azabicyclo[3.2.0]heptane-2-carboxylate→(2S,3S,5R)-3-Methyl-4,4,7-trioxo-3-(triazol-1-ylmethyl)-4lambda6-thia-1-azabicyclo[3.2.0]heptane-2-carboxylic acid→Diphenylmethyl (2S,3R,5R)-3-(bromomethyl)-3-methyl-7-oxo-4-thia-1-azabicyclo[3.2.0]heptane-2-carboxylate→Diphenylmethyl (2S,3R,4R,5R)-3-(bromomethyl)-3-methyl-7-oxo-4-thia-1-azabicyclo[3.2.0]heptane-2-carboxylate 4-oxide→(Z)-Ethene-1,2-diamine hydrogen chloride→Diphenylmethyl (2S,3S,4R,5R)-3-methyl-7-oxo-3-(1H-1,2,3-triazol-1-ylmethyl)-4-thia-1-azabicyclo[3.2.0]heptane-2-carboxylate 4-oxide
(+)-6-Aminopenicillanic acid→(2S,5R,6S)-6-Bromo-3,3-dimethyl-7-oxo-4-thia-1-azabicyclo[3.2.0]heptane-2-carboxylic acid→(2S,4R,6S)-6-Bromo-3,3-dimethyl-7-oxo-4-thia-1-azabicyclo[3.2.0]heptane-2-carboxylic acid 4-oxide→(Diphenylmethylidene)hydrazine→[Diazo(phenyl)methyl]benzene→(2S,5R,6S)-Benzhydryl 6-bromo-3,3-dimethyl-7-oxo-4-thia-1-azabicyclo[3.2.0]heptane-2-carboxylate 4-oxide→Diphenylmethyl (2S,5R,6S)-6-bromo-3,3-dimethyl-7-oxo-4-thia-1-azabicyclo[3.2.0]heptane-2-carboxylate→(2S,5R)-2beta-[(Benzhydryloxy)carbonyl]-3,3-dimethyl-7-oxo-4-thia-1-azabicyclo[3.2.0]heptane4-oxide→1,3-Benzothiazole-2-thiol→(2R)-2-[(2R)-2-[(Benzothiazol-2-yl)dithio]-4-oxoazetidin-1-yl]-3-methyl-3-butenoic acid benzhydryl ester→(2S-(2alpha,3beta,5alpha))-3-(Chloromethyl)-3-methyl-7-oxo-4-thia-1-azabicyclo(3.2.0)heptane-2-carboxylic acid diphenylmethyl ester→Diphenylmethyl (2S,3R,4R,5R)-3-(chloromethyl)-3-methyl-7-oxo-4-thia-1-azabicyclo[3.2.0]heptane-2-carboxylate 4-oxide→Diphenylmethyl (2S,3S,4R,5R)-3-(azidomethyl)-3-methyl-7-oxo-4-thia-1-azabicyclo[3.2.0]heptane-2-carboxylate 4-oxide→Benzhydryl (2S,3S,5R)-3-(azidomethyl)-3-methyl-4,4,7-trioxo-4lambda6-thia-1-azabicyclo[3.2.0]heptane-2-carboxylate→Diphenylmethyl (2R,3S,6R)-3-azido-3-methyl-8-oxo-5-thia-1-azabicyclo[4.2.0]octane-2-carboxylate→Benzhydryl (2S,3S,5R)-3-(azidomethyl)-3-methyl-7-oxo-4-thia-1-azabicyclo[3.2.0]heptane-2-carboxylate→Acetylene→Benzhydryl (2S,3S,5R)-3-((1H-1,2,3-triazol-1-yl)methyl)-3-methyl-7-oxo-4-thia-1-azabicyclo[3.2.0]heptane-2-carboxylate 4,4-dioxide→(2S,3S,5R)-3-Methyl-4,4,7-trioxo-3-(triazol-1-ylmethyl)-4lambda6-thia-1-azabicyclo[3.2.0]heptane-2-carboxylic acid
(2S,3S,5R)-3-(Azidomethyl)-3-methyl-7-oxo-4-thia-1-azabicyclo[3.2.0]heptane-2-carboxylic acid 4,4-dioxide→2-Propynoic acid→(2S,3S,5R)-3-Methyl-4,4,7-trioxo-3-(triazol-1-ylmethyl)-4lambda6-thia-1-azabicyclo[3.2.0]heptane-2-carboxylic acid
(2S,3S,5R)-3-Methyl-4,4,7-trioxo-3-(triazol-1-ylmethyl)-4lambda6-thia-1-azabicyclo[3.2.0]heptane-2-carboxylic acid
(2S,4R,6S)-6-Bromo-3,3-dimethyl-7-oxo-4-thia-1-azabicyclo[3.2.0]heptane-2-carboxylic acid 4-oxide→1-(Chloromethyl)-3,5-dinitrobenzene→1-Methyl-3,5-dinitrobenzene→Benzyl (2S,4R,5R,6S)-6-bromo-3,3-dimethyl-4,7-dioxo-4lambda4-thia-1-azabicyclo[3.2.0]heptane-2-carboxylate→(3,5-Dinitrophenyl)methyl (2S,4R,5R,6S)-6-bromo-3,3-dimethyl-4,7-dioxo-4lambda4-thia-1-azabicyclo[3.2.0]heptane-2-carboxylate→Benzyl (2S,4R,5R)-3,3-dimethyl-4,7-dioxo-4lambda4-thia-1-azabicyclo[3.2.0]heptane-2-carboxylate→(3,5-Dinitrophenyl)methyl (2S,4R,5R)-3,3-dimethyl-4,7-dioxo-4lambda4-thia-1-azabicyclo[3.2.0]heptane-2-carboxylate→1,3-Benzothiazole-2-thiol→Benzyl (2R)-2-[(2R)-2-[(1,3-benzothiazol-2-yl)disulfanyl]-4-oxoazetidin-1-yl]-3-methylbut-3-enoate→(3,5-Dinitrophenyl)methyl (2R)-2-[(2R)-2-[(1,3-benzothiazol-2-yl)disulfanyl]-4-oxoazetidin-1-yl]-3-methylbut-3-enoate→Benzyl (2S,3R,5R)-3-(chloromethyl)-3-methyl-7-oxo-4-thia-1-azabicyclo[3.2.0]heptane-2-carboxylate→(3,5-Dinitrophenyl)methyl (2S,3R,5R)-3-(chloromethyl)-3-methyl-7-oxo-4-thia-1-azabicyclo[3.2.0]heptane-2-carboxylate→Benzyl (2S,3S,5R)-3-(azidomethyl)-3-methyl-7-oxo-4-thia-1-azabicyclo[3.2.0]heptane-2-carboxylate→(3,5-Dinitrophenyl)methyl (2S,3S,5R)-3-(azidomethyl)-3-methyl-7-oxo-4-thia-1-azabicyclo[3.2.0]heptane-2-carboxylate→Benzyl (2S,3S,5R)-3-(azidomethyl)-3-methyl-4,4,7-trioxo-4lambda6-thia-1-azabicyclo[3.2.0]heptane-2-carboxylate→(3,5-Dinitrophenyl)methyl (2S,3S,5R)-3-(azidomethyl)-3-methyl-4,4,7-trioxo-4lambda6-thia-1-azabicyclo[3.2.0]heptane-2-carboxylate→Acetylene→Benzyl (2S,3S,5R)-3-methyl-4,4,7-trioxo-3-[(1H-1,2,3-triazol-1-yl)methyl]-4lambda6-thia-1-azabicyclo[3.2.0]heptane-2-carboxylate→(3,5-Dinitrophenyl)methyl (2S,3S,5R)-3-methyl-4,4,7-trioxo-3-[(1H-1,2,3-triazol-1-yl)methyl]-4lambda6-thia-1-azabicyclo[3.2.0]heptane-2-carboxylate→(2S,3S,5R)-3-Methyl-4,4,7-trioxo-3-(triazol-1-ylmethyl)-4lambda6-thia-1-azabicyclo[3.2.0]heptane-2-carboxylic acid
(2S,5R)-3,3-Dimethyl-7-oxo-4-thia-1-azabicyclo[3.2.0]heptane-2-carboxylic acid 4-oxide→(2S,5R)-3-[(Acetyloxy)methyl]-3-methyl-7-oxo-4-thia-1-azabicyclo[3.2.0]heptane-2-carboxylic acid→(2S,5R)-3-(Hydroxymethyl)-3-methyl-7-oxo-4-thia-1-azabicyclo[3.2.0]heptane-2-carboxylic acid→(2S,5R)-3-[[(Methanesulfonyl)oxy]methyl]-3-methyl-7-oxo-4-thia-1-azabicyclo[3.2.0]heptane-2-carboxylic acid→1,2,3-Triazole→(2S,3S,5R)-3-Methyl-7-oxo-3-[(1H-1,2,3-triazol-1-yl)methyl]-4-thia-1-azabicyclo[3.2.0]heptane-2-carboxylic acid→(2S,3S,5R)-3-Methyl-4,4,7-trioxo-3-(triazol-1-ylmethyl)-4lambda6-thia-1-azabicyclo[3.2.0]heptane-2-carboxylic acid
(2S,5R)-2beta-[(Benzhydryloxy)carbonyl]-3,3-dimethyl-7-oxo-4-thia-1-azabicyclo[3.2.0]heptane4-oxide→1,3-Benzothiazole-2-thiol→(2R)-2-[(2R)-2-[(Benzothiazol-2-yl)dithio]-4-oxoazetidin-1-yl]-3-methyl-3-butenoic acid benzhydryl ester→(2S-(2alpha,3beta,5alpha))-3-(Chloromethyl)-3-methyl-7-oxo-4-thia-1-azabicyclo(3.2.0)heptane-2-carboxylic acid diphenylmethyl ester→Benzhydryl (2S,3S,5R)-3-(azidomethyl)-3-methyl-7-oxo-4-thia-1-azabicyclo[3.2.0]heptane-2-carboxylate→Benzhydryl (2S,3S,5R)-3-(azidomethyl)-3-methyl-4,4,7-trioxo-4lambda6-thia-1-azabicyclo[3.2.0]heptane-2-carboxylate→1-Trimethylsilylethyne→Benzhydryl 2a-methyl-2beta-(4-trimethylsilyl-1,2,3-triazol-1 ylmethyl)penam-3a-carboxylate-1,1-dioxide→Benzhydryl (2S,3S,5R)-3-((1H-1,2,3-triazol-1-yl)methyl)-3-methyl-7-oxo-4-thia-1-azabicyclo[3.2.0]heptane-2-carboxylate 4,4-dioxide→Acetylene→1-Acetoxyethylene→(2S,3S,5R)-3-Methyl-4,4,7-trioxo-3-(triazol-1-ylmethyl)-4lambda6-thia-1-azabicyclo[3.2.0]heptane-2-carboxylic acid
1,2,3-Triazole→Silver(1+) 1,2,3-triazol-1-ide→(2S,3S,5R)-2-Methyl-2-(1H-1,2,3-triazol-1-ylmethyl)penam-3-carboxylic acid diphenylmethyl ester→Methyl (2S,3S,5R)-3-methyl-7-oxo-3-[(1H-1,2,3-triazol-1-yl)methyl]-4-thia-1-azabicyclo[3.2.0]heptane-2-carboxylate→Benzhydryl (2S,3S,5R)-3-((1H-1,2,3-triazol-1-yl)methyl)-3-methyl-7-oxo-4-thia-1-azabicyclo[3.2.0]heptane-2-carboxylate 4,4-dioxide→Methyl (2S,3S,5R)-3-methyl-4,4,7-trioxo-3-[(1H-1,2,3-triazol-1-yl)methyl]-4lambda6-thia-1-azabicyclo[3.2.0]heptane-2-carboxylate→(2S,3S,5R)-3-Methyl-4,4,7-trioxo-3-(triazol-1-ylmethyl)-4lambda6-thia-1-azabicyclo[3.2.0]heptane-2-carboxylic acid→Diphenylmethyl (2S,3R,5R)-3-(bromomethyl)-3-methyl-7-oxo-4-thia-1-azabicyclo[3.2.0]heptane-2-carboxylate→Diphenylmethyl (2S,3R,4R,5R)-3-(bromomethyl)-3-methyl-7-oxo-4-thia-1-azabicyclo[3.2.0]heptane-2-carboxylate 4-oxide→(Z)-Ethene-1,2-diamine hydrogen chloride→Diphenylmethyl (2S,3S,4R,5R)-3-methyl-7-oxo-3-(1H-1,2,3-triazol-1-ylmethyl)-4-thia-1-azabicyclo[3.2.0]heptane-2-carboxylate 4-oxide
(+)-6-Aminopenicillanic acid→(2S,5R,6S)-6-Bromo-3,3-dimethyl-7-oxo-4-thia-1-azabicyclo[3.2.0]heptane-2-carboxylic acid→(2S,4R,6S)-6-Bromo-3,3-dimethyl-7-oxo-4-thia-1-azabicyclo[3.2.0]heptane-2-carboxylic acid 4-oxide→(Diphenylmethylidene)hydrazine→[Diazo(phenyl)methyl]benzene→(2S,5R,6S)-Benzhydryl 6-bromo-3,3-dimethyl-7-oxo-4-thia-1-azabicyclo[3.2.0]heptane-2-carboxylate 4-oxide→Diphenylmethyl (2S,5R,6S)-6-bromo-3,3-dimethyl-7-oxo-4-thia-1-azabicyclo[3.2.0]heptane-2-carboxylate→(2S,5R)-2beta-[(Benzhydryloxy)carbonyl]-3,3-dimethyl-7-oxo-4-thia-1-azabicyclo[3.2.0]heptane4-oxide→1,3-Benzothiazole-2-thiol→(2R)-2-[(2R)-2-[(Benzothiazol-2-yl)dithio]-4-oxoazetidin-1-yl]-3-methyl-3-butenoic acid benzhydryl ester→(2S-(2alpha,3beta,5alpha))-3-(Chloromethyl)-3-methyl-7-oxo-4-thia-1-azabicyclo(3.2.0)heptane-2-carboxylic acid diphenylmethyl ester→Diphenylmethyl (2S,3R,4R,5R)-3-(chloromethyl)-3-methyl-7-oxo-4-thia-1-azabicyclo[3.2.0]heptane-2-carboxylate 4-oxide→Diphenylmethyl (2S,3S,4R,5R)-3-(azidomethyl)-3-methyl-7-oxo-4-thia-1-azabicyclo[3.2.0]heptane-2-carboxylate 4-oxide→Benzhydryl (2S,3S,5R)-3-(azidomethyl)-3-methyl-4,4,7-trioxo-4lambda6-thia-1-azabicyclo[3.2.0]heptane-2-carboxylate→Diphenylmethyl (2R,3S,6R)-3-azido-3-methyl-8-oxo-5-thia-1-azabicyclo[4.2.0]octane-2-carboxylate→Benzhydryl (2S,3S,5R)-3-(azidomethyl)-3-methyl-7-oxo-4-thia-1-azabicyclo[3.2.0]heptane-2-carboxylate→Acetylene→Benzhydryl (2S,3S,5R)-3-((1H-1,2,3-triazol-1-yl)methyl)-3-methyl-7-oxo-4-thia-1-azabicyclo[3.2.0]heptane-2-carboxylate 4,4-dioxide→(2S,3S,5R)-3-Methyl-4,4,7-trioxo-3-(triazol-1-ylmethyl)-4lambda6-thia-1-azabicyclo[3.2.0]heptane-2-carboxylic acid
(2S,3S,5R)-3-(Azidomethyl)-3-methyl-7-oxo-4-thia-1-azabicyclo[3.2.0]heptane-2-carboxylic acid 4,4-dioxide→2-Propynoic acid→(2S,3S,5R)-3-Methyl-4,4,7-trioxo-3-(triazol-1-ylmethyl)-4lambda6-thia-1-azabicyclo[3.2.0]heptane-2-carboxylic acid
(2S,3S,5R)-3-Methyl-4,4,7-trioxo-3-(triazol-1-ylmethyl)-4lambda6-thia-1-azabicyclo[3.2.0]heptane-2-carboxylic acid
(2S,4R,6S)-6-Bromo-3,3-dimethyl-7-oxo-4-thia-1-azabicyclo[3.2.0]heptane-2-carboxylic acid 4-oxide→1-(Chloromethyl)-3,5-dinitrobenzene→1-Methyl-3,5-dinitrobenzene→Benzyl (2S,4R,5R,6S)-6-bromo-3,3-dimethyl-4,7-dioxo-4lambda4-thia-1-azabicyclo[3.2.0]heptane-2-carboxylate→(3,5-Dinitrophenyl)methyl (2S,4R,5R,6S)-6-bromo-3,3-dimethyl-4,7-dioxo-4lambda4-thia-1-azabicyclo[3.2.0]heptane-2-carboxylate→Benzyl (2S,4R,5R)-3,3-dimethyl-4,7-dioxo-4lambda4-thia-1-azabicyclo[3.2.0]heptane-2-carboxylate→(3,5-Dinitrophenyl)methyl (2S,4R,5R)-3,3-dimethyl-4,7-dioxo-4lambda4-thia-1-azabicyclo[3.2.0]heptane-2-carboxylate→1,3-Benzothiazole-2-thiol→Benzyl (2R)-2-[(2R)-2-[(1,3-benzothiazol-2-yl)disulfanyl]-4-oxoazetidin-1-yl]-3-methylbut-3-enoate→(3,5-Dinitrophenyl)methyl (2R)-2-[(2R)-2-[(1,3-benzothiazol-2-yl)disulfanyl]-4-oxoazetidin-1-yl]-3-methylbut-3-enoate→Benzyl (2S,3R,5R)-3-(chloromethyl)-3-methyl-7-oxo-4-thia-1-azabicyclo[3.2.0]heptane-2-carboxylate→(3,5-Dinitrophenyl)methyl (2S,3R,5R)-3-(chloromethyl)-3-methyl-7-oxo-4-thia-1-azabicyclo[3.2.0]heptane-2-carboxylate→Benzyl (2S,3S,5R)-3-(azidomethyl)-3-methyl-7-oxo-4-thia-1-azabicyclo[3.2.0]heptane-2-carboxylate→(3,5-Dinitrophenyl)methyl (2S,3S,5R)-3-(azidomethyl)-3-methyl-7-oxo-4-thia-1-azabicyclo[3.2.0]heptane-2-carboxylate→Benzyl (2S,3S,5R)-3-(azidomethyl)-3-methyl-4,4,7-trioxo-4lambda6-thia-1-azabicyclo[3.2.0]heptane-2-carboxylate→(3,5-Dinitrophenyl)methyl (2S,3S,5R)-3-(azidomethyl)-3-methyl-4,4,7-trioxo-4lambda6-thia-1-azabicyclo[3.2.0]heptane-2-carboxylate→Acetylene→Benzyl (2S,3S,5R)-3-methyl-4,4,7-trioxo-3-[(1H-1,2,3-triazol-1-yl)methyl]-4lambda6-thia-1-azabicyclo[3.2.0]heptane-2-carboxylate→(3,5-Dinitrophenyl)methyl (2S,3S,5R)-3-methyl-4,4,7-trioxo-3-[(1H-1,2,3-triazol-1-yl)methyl]-4lambda6-thia-1-azabicyclo[3.2.0]heptane-2-carboxylate→(2S,3S,5R)-3-Methyl-4,4,7-trioxo-3-(triazol-1-ylmethyl)-4lambda6-thia-1-azabicyclo[3.2.0]heptane-2-carboxylic acid
(2S,5R)-3,3-Dimethyl-7-oxo-4-thia-1-azabicyclo[3.2.0]heptane-2-carboxylic acid 4-oxide→(2S,5R)-3-[(Acetyloxy)methyl]-3-methyl-7-oxo-4-thia-1-azabicyclo[3.2.0]heptane-2-carboxylic acid→(2S,5R)-3-(Hydroxymethyl)-3-methyl-7-oxo-4-thia-1-azabicyclo[3.2.0]heptane-2-carboxylic acid→(2S,5R)-3-[[(Methanesulfonyl)oxy]methyl]-3-methyl-7-oxo-4-thia-1-azabicyclo[3.2.0]heptane-2-carboxylic acid→1,2,3-Triazole→(2S,3S,5R)-3-Methyl-7-oxo-3-[(1H-1,2,3-triazol-1-yl)methyl]-4-thia-1-azabicyclo[3.2.0]heptane-2-carboxylic acid→(2S,3S,5R)-3-Methyl-4,4,7-trioxo-3-(triazol-1-ylmethyl)-4lambda6-thia-1-azabicyclo[3.2.0]heptane-2-carboxylic acid
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