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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1659739Generated: October 30, 2026

Acetic Anhydride → HCID 6793490, compound

https://huagongshe.com/reaction/1659739

Reaction equation

Participants

RoleNameHCIDCharge
ReactantAcetic AnhydrideHCID 7918—
ReactantEthyl 2-(2-aminothiazole-4-yl)-2-hydroxyiminoacetateHCID 6738988—
SolventFormic AcidHCID 284—
ProductHCID 6793490HCID 679349076.7%

Reaction Steps

Ethyl 2-hydroxyimino-2-(2-aminothiazol-4-yl)acetate (syn isomer) (126.4 g), formic acid (81.3 g) and acetic anhydride (180 g) were treated in a similar manner to that of Preparation 12 to give ethyl 2-hydroxyimino-2-(2-formamidothiazol-4-yl)acetate (syn isomer) (109.6 g).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS04304770
Source datasetuspto-grants-1981_12
ORD IDord-5149b140268047f18962be8f0502812e
Source noteuspto-grants-1981_12