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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 904674Generated: October 31, 2026

Acetic Acid → HCID 2775180, compound

https://huagongshe.com/reaction/904674

Reaction equation

Participants

RoleNameHCIDCharge
ReactantAcetic AcidHCID 176—
ReactantAcetic AnhydrideHCID 7918—
ReactantHCID 20478440HCID 20478440—
SolventWaterHCID 962—
ProductHCID 2775180HCID 2775180—

Reaction Conditions

Temperature60 °C

Reaction Steps

1-(3-Amino-2-hydroxy-6-methoxy-phenyl)ethanone (12.9 g) was added to a mixture of acetic acid (3 mls) and water (20 mls) and heated to 60° C. Acetic anhydride (9.5 mls) was then added and the whole heated on a steam bath for thirty minutes. The reaction mixture was poured into water and extracted into ether, which was dried using magnesium sulphate, and after filtration the volatiles were removed in vacuo, affording a golden brown solid which was triturated with chloroform and dried under reduced pressure, yielding 3.7 g of the sub title compound, mp 160°-162° C.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS04419352
Source datasetuspto-grants-1983_12
ORD IDord-8b79a58404c34a03a2730deaf74bf21e
Source noteuspto-grants-1983_12