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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 463433Generated: October 30, 2026

Hydrochloric Acid → 7-(2-Methoxyimino-3-oxo-4-chlorobutyramido)-3-cephem-4-carboxylic acid

https://huagongshe.com/reaction/463433

Reaction equation

Participants

RoleNameHCIDCharge
ReactantHydrochloric AcidHCID 313—
ReactantHCID 131712536HCID 131712536—
SolventDichloromethaneHCID 6344—
Product7-(2-Methoxyimino-3-oxo-4-chlorobutyramido)-3-cephem-4-carboxylic acidHCID 13171253544.1%

Reaction Steps

6N Hydrochloric acid (2.4 ml), 7-(2-methoxyimino-3,3-diethoxy-4-chlorobutyramido)-3-cephem-4-carboxylic acid (syn isomer, 301.5 mg) and methlene chloride (3 ml) were treated in a similar manner to that of Example 48 to give 7-(2-methoxyimino-3-oxo-4-chlorobutyramido)-3-cephem-4-carboxylic acid (syn isomer, 110.4 mg).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS04518774
Source datasetuspto-grants-1985_05
ORD IDord-12363410da0043a59ddedc6237b05073
Source noteuspto-grants-1985_05