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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 51727Generated: October 27, 2026

Sodium Hydroxide → 4-[4-(1-Benzyloxycyclopropyl)-3-methyl-phenylethynyl]-benzoic acid

https://huagongshe.com/reaction/51727

Reaction equation

Participants

RoleNameHCIDCharge
ReactantSodium HydroxideHCID 14798—
ReactantEthyl4-[4-(1-benzyloxycyclopropyl)-3-methyl-phenylethynyl]-benzoateHCID 22568984—
SolventEthanolHCID 702—
SolventTetrahydrofuranHCID 8028—
Product4-[4-(1-Benzyloxycyclopropyl)-3-methyl-phenylethynyl]-benzoic acidHCID 1011044176%

Reaction Steps

Using General Procedure I; a solution of ethyl 4-[4-(1-benzyloxycyclopropyl)-3-methyl-phenylethynyl]-benzoate (Compound 79, 68.0 mg, 0.17 mmol) in ethanol (3 mL) and tetrahydrofuran (3 mL) was treated with NaOH (360.0 mg, 9.0 mmols, 3.0 mL of a 3N aqueous solution) and stirred overnight at room temperature. Work-up afforded 48.0 mg (76%) of the title compound as a solid.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS06713647B2
Source datasetuspto-grants-2004_03
ORD IDord-1d3bf5103bf04733aeb5a6776f06d229
Source noteuspto-grants-2004_03