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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1658843Generated: November 1, 2026

Hydrochloric Acid → 1-[3-(Chloromethyl)-4-hydroxyphenyl]ethan-1-one

https://huagongshe.com/reaction/1658843

Reaction equation

Participants

RoleNameHCIDCharge
ReactantHydrochloric AcidHCID 313—
ReactantFormaldehydeHCID 712—
Reactant4'-HydroxyacetophenoneHCID 7469—
Product1-[3-(Chloromethyl)-4-hydroxyphenyl]ethan-1-oneHCID 2404811—

Reaction Conditions

Temperature50 °C

Reaction Steps

To a mixture of 260 ml. of 37% formaldehyde and 1800 ml. of concentrated hydrochloric acid is added 400 g. of 4'-hydroxyacetophenone at a temperature of about 45°C. The mixture is maintained at 50°C. for two hours, filtered, and washed with water to give 3'-chloromethyl-4'-hydroxyacetophenone, m.p. 154° C. dec.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS03966770
Source datasetuspto-grants-1976_06
ORD IDord-c72cf416ab3146c88a5a3802f6b568cd
Source noteuspto-grants-1976_06