Back
HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 546360Generated: October 26, 2026

Hydrochloric Acid → (4-Hydroxyphenoxy)acetic acid

https://huagongshe.com/reaction/546360

Reaction equation

Participants

RoleNameHCIDCharge
ReactantHydrochloric AcidHCID 313—
ReactantMethyl 2-(4-hydroxyphenoxy)acetateHCID 602731—
SolventSodium HydroxideHCID 14798—
Product(4-Hydroxyphenoxy)acetic acidHCID 15881—

Reaction Conditions

Temperature90 °C

Reaction Steps

(4-Hydroxy-phenoxy)-acetic acid methyl ester 11 (20 grams, 109.89 mmol) is added to 10% sodium hydroxide solution (100 mL) and heated to 90° C. on water bath for 6 hours. The reaction mixture is cooled to room temperature, and the pH is adjusted to 2 with distilled HCl. Crude 12, is filtered, dried, and can be recrystallised in appropriate solvent.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07935843B2
Source datasetuspto-grants-2011_05
ORD IDord-9b60dbd7e8564d3083558297cd3660ca
Source noteuspto-grants-2011_05