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CAS 145125-45-7
(6R,7R)-7-[[(2R)-2-(Formyloxy)-2-phenylacetyl]amino]-8-oxo-3-([[1-(sulfomethyl)-1H-tetrazol-5-yl]sulfanyl]methyl)-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid
Codes: Cefonicid-019
Application context (from source-drug indications)
Bacterial infectionCefonicid Sodium
Source drugs (routes using this intermediate)
| Drug | Tier | Expiry |
|---|---|---|
| Cefonicid 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.
(6R,7R)-7-[[(2R)-2-(Formyloxy)-2-phenylacetyl]amino]-8-oxo-3-([[1-(sulfomethyl)-1H-tetrazol-5-yl]sulfanyl]methyl)-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid→(6R,7R)-7-[[(2R)-2-Hydroxy-2-phenylacetyl]amino]-8-oxo-3-([[1-(sulfomethyl)-1H-tetrazol-5-yl]sulfanyl]methyl)-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid→(6R,7R)-7-Amino-8-oxo-3-([[1-(sulfomethyl)-1H-tetrazol-5-yl]sulfanyl]methyl)-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid→Formic acid 2-chloro-2-oxo-1(R)-phenylethyl ester<-fgf->O-Formyl-D-mandelic acid chloride<-fgf->D-O-Formylmandeolyl chloride
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