← Back to patent-cliff list
CAS 1809092-47-4
1-[[(6R,7R)-7-[[(2Z)-2-(2-Amino-1,3-thiazol-4-yl)-2-[[(2-carboxypropan-2-yl)oxy]imino]acetyl]amino]-8-oxo-2-[[(trimethylsilyl)oxy]carbonyl]-5-thia-1-azabicyclo[4.2.0]oct-2-en-3-yl]methyl]pyridin-1-ium iodide
Codes：Ceftazidime-040
Application context (from source-drug indications)
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
Source drugs (routes using this intermediate)
| Drug | Tier | Expiry |
|---|---|---|
| 阿维巴坦钠/头孢他啶Avibactam Sodium/Ceftazidime | Tier C — Watch / trade | - |
| 头孢他啶/他唑巴坦钠Ceftazidime/Tazobactam Sodium | Tier C — Watch / trade | - |
Position in synthesis routes (up/downstream chain)
Ordered by route registration; left → right is the synthesis direction. The highlighted node is the current CAS; others link to their own profiles.
1-[[(6R,7R)-8-Oxo-7-[(trimethylsilyl)amino]-2-[[(trimethylsilyl)oxy]carbonyl]-5-thia-1-azabicyclo[4.2.0]oct-2-en-3-yl]methyl]pyridin-1-ium iodide→2-([[(1Z)-1-(2-Amino-1,3-thiazol-4-yl)-2-chloro-2-oxoethylidene]amino]oxy)-2-methylpropanoic acid hydrochloride→1-[[(6R,7R)-7-[[(2Z)-2-(2-Amino-1,3-thiazol-4-yl)-2-[[(2-carboxypropan-2-yl)oxy]imino]acetyl]amino]-8-oxo-2-[[(trimethylsilyl)oxy]carbonyl]-5-thia-1-azabicyclo[4.2.0]oct-2-en-3-yl]methyl]pyridin-1-ium iodide
1-[[(6R,7R)-8-Oxo-7-[(trimethylsilyl)amino]-2-[[(trimethylsilyl)oxy]carbonyl]-5-thia-1-azabicyclo[4.2.0]oct-2-en-3-yl]methyl]pyridin-1-ium iodide→2-([[(1Z)-1-(2-Amino-1,3-thiazol-4-yl)-2-chloro-2-oxoethylidene]amino]oxy)-2-methylpropanoic acid hydrochloride→1-[[(6R,7R)-7-[[(2Z)-2-(2-Amino-1,3-thiazol-4-yl)-2-[[(2-carboxypropan-2-yl)oxy]imino]acetyl]amino]-8-oxo-2-[[(trimethylsilyl)oxy]carbonyl]-5-thia-1-azabicyclo[4.2.0]oct-2-en-3-yl]methyl]pyridin-1-ium iodide
Intermediates available on this site
No listed intermediates for this target yet — send an RFQ directly and it will enter our matching pool.
This is a CAS-level registry record: registrations across routes are merged. Supplier offers and buyer demands will be matched on this CAS as the primary key.