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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 261635Generated: November 1, 2026

Sodium Bicarbonate → Sodium 7-[2-methoxyimino-2-(3-hydroxyphenyl)acetamido]-3-carbamoyloxymethyl-3-cephem-4-carboxylate

https://huagongshe.com/reaction/261635

Reaction equation

Participants

RoleNameHCIDCharge
ReactantSodium BicarbonateHCID 516892—
Reactant7-[2-Methoxyimino-2-(3-hydroxyphenyl)acetamido]-3-carbamoyloxymethyl-3-cephem-4-carboxylic acidHCID 131711609—
SolventWaterHCID 962—
ProductSodium 7-[2-methoxyimino-2-(3-hydroxyphenyl)acetamido]-3-carbamoyloxymethyl-3-cephem-4-carboxylateHCID 13171160896.5%

Reaction Steps

7-[2-Methoxyimino-2-(3-hydroxyphenyl)acetamido]-3-carbamoyloxymethyl-3-cephem-4-carboxylic acid (syn isomer) (1.98 g.) was suspended in water (15 ml.) and dissolved by adding sodium bicarbonate (0.35 g.) with stirring at ambient temperature. The solution was lyophilized and dried to give sodium 7-[2-methoxyimino-2-(3-hydroxyphenyl)acetamido]-3-carbamoyloxymethyl-3-cephem-4-carboxylate (syn isomer) (1.9 g.).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS04166115
Source datasetuspto-grants-1979_08
ORD IDord-bbd7bd24514d4cc896468349e0571b62
Source noteuspto-grants-1979_08