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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1030049Generated: October 30, 2026

Sulfuric Acid → HCID 131717271, compound

https://huagongshe.com/reaction/1030049

Reaction equation

Participants

RoleNameHCIDCharge
ReactantSulfuric AcidHCID 1118—
ReactantHCID 131717273HCID 131717273—
ProductHCID 131717271HCID 131717271—

Reaction Steps

7-[2-allyloxyimino-2-(5-amino-1,2,4-thiadiazol-3-yl)-acetamido]-3-(1-pyridinio)methyl-3-cephem-4-carboxylate (syn isomer) (4 g) was dissolved in 0.2 N sulfuric acid (40 ml). The mixture was lyophilized to give 7-[2-allyloxyimino-2-(5-amino-1,2,4-thiadiazol-3-yl)-acetamido]-3-(1-pyridinio)methyl-3-cephem-4-carboxylate hemisulfate (syn isomer) (4.1 g).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS05104866
Source datasetuspto-grants-1992_04
ORD IDord-a442508eb82046a993cf927588345f57
Source noteuspto-grants-1992_04