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CAS 1349768-81-5
(4R,5R,6S)-3-((bis(2,4-dichlorophenoxy)phosphoryl)oxy)-6-((R)-1-hydroxyethyl)-4-methyl-7-oxo-1-azabicyclo[3.2.0]hept-2-ene-2-carboxylic 4-nitrobenzoic anhydride
Codes: ERTA-017
Application context (from source-drug indications)
Complicated skin and skin structure infectionErtapenem SodiumIntra-abdominal infectionErtapenem SodiumBacteraemiaErtapenem SodiumUrinary tract infectionErtapenem SodiumCommunity-acquired pneumoniaErtapenem SodiumPyelonephritisErtapenem Sodium
Source drugs (routes using this intermediate)
| Drug | Tier | Expiry |
|---|---|---|
| Ertapenem 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.
(R)-2-diazo-4-((2R,3S)-3-((R)-1-hydroxyethyl)-4-oxoazetidin-2-yl)-3-oxopentanoic 4-nitrobenzoic anhydride→(4R,5R,6S)-6-((R)-1-hydroxyethyl)-4-methyl-3,7-dioxo-1-azabicyclo[3.2.0]heptane-2-carboxylic 4-nitrobenzoic anhydride→bis(2,4-dichlorophenyl) phosphorochloridate→(4R,5R,6S)-3-((bis(2,4-dichlorophenoxy)phosphoryl)oxy)-6-((R)-1-hydroxyethyl)-4-methyl-7-oxo-1-azabicyclo[3.2.0]hept-2-ene-2-carboxylic 4-nitrobenzoic anhydride→3-((2S,4S)-4-mercapto-1-(((4-nitrobenzyl)oxy)carbonyl)pyrrolidine-2-carboxamido)benzoic acid→3-((2S,4S)-4-(((4R,5S,6S)-6-((R)-1-hydroxyethyl)-4-methyl-2-(((4-nitrobenzyl)oxy)carbonyl)-7-oxo-1-azabicyclo[3.2.0]hept-2-en-3-yl)thio)-1-(((4-nitrobenzyl)oxy)carbonyl)pyrrolidine-2-carboxamido)benzoic acid
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