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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 31748Generated: October 26, 2026

Methyl 4-(1,3-oxazol-5-yl)benzoate → 4-(1,3-Oxazol-5-yl)benzoic Acid

https://huagongshe.com/reaction/31748

Reaction equation

Participants

RoleNameHCIDCharge
ReactantMethyl 4-(1,3-oxazol-5-yl)benzoateHCID 1477779—
SolventTetrahydrofuranHCID 8028—
SolventPotassium HydroxideHCID 14797—
Product4-(1,3-Oxazol-5-yl)benzoic AcidHCID 2776414—

Reaction Steps

The above ester was heated at reflux for 2 hours in a mixture of 1 M aqueous potassium hydroxide and 50 ml THF. The THF was removed in vacuo and the solution cooled, then acidified with 50% HCl to give 4-(1,3-oxazol-5-yl)benzoic acid as a white solid.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07425557B2
Source datasetuspto-grants-2008_09
ORD IDord-0a5af2004eb4411f8299c78bf38fbeac
Source noteuspto-grants-2008_09