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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 515753Generated: October 25, 2026

Hydrochloric Acid → 3-Chloro-4-(1,3-difluoropropan-2-yloxy)benzoic acid

https://huagongshe.com/reaction/515753

Reaction equation

Participants

RoleNameHCIDCharge
ReactantHydrochloric AcidHCID 313—
ReactantLithium HydroxideHCID 3939—
ReactantMethyl 3-chloro-4-(1,3-difluoropropan-2-yloxy)benzoateHCID 67248585—
Solvent1,4-DioxaneHCID 31275—
Product3-Chloro-4-(1,3-difluoropropan-2-yloxy)benzoic acidHCID 6724884479.2%

Reaction Conditions

Temperature30 °C

Reaction Steps

To a solution of methyl 3-chloro-4-(1,3-difluoropropan-2-yloxy)benzoate (2.00 g, 7.56 mmol) in dioxane (15.11 mL) was added LiOH (1.0 M aq, 22.67 mL, 22.67 mmol). The reaction was stirred at 30° C. for 1.5 h in a 1 L round-bottomed flask. The reaction was cooled to room temperature and poured into 1 N HCl. A precipitate was formed and filtered by vacuum filtration to give the title compound (1.5 g) as a white solid. LCMS m/z=250.9 [M+H]+.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS09108969B2
Source datasetuspto-grants-2015_08
ORD IDord-fd0196bb22364715b4baaa4a74bc5f29
Source noteuspto-grants-2015_08