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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 24167Generated: October 26, 2026

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

https://huagongshe.com/reaction/24167

Reaction equation

Participants

RoleNameHCIDCharge
ReactantSodium HydroxideHCID 14798—
ReactantEthyl4-[4-(1-isopropoxycyclopropyl)-3-methyl-phenylethynyl]-benzoateHCID 22568844—
SolventEthanolHCID 702—
SolventTetrahydrofuranHCID 8028—
Product4-[4-(1-Isopropoxycyclopropyl)-3-methyl-phenylethynyl]-benzoic acidHCID 996748769%

Reaction Steps

Using General Procedure I; a solution of ethyl 4-[4-(1-isopropoxycyclopropyl)-3-methyl-phenylethynyl]-benzoate (Compound 83, 60.0 mg, 0.17 mmol) in ethanol (2 mL) and tetrahydrofuran (2 mL) was treated with NaOH (80.0 mg, 2.0 mmols, 2.0 mL of a 1N aqueous solution) and stirred overnight at room temperature. Work-up afforded 38.0 mg (69%) of the title compound as a colorless solid.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS06855512B2
Source datasetuspto-grants-2005_02
ORD IDord-789b75903f614f679e6c47dfea6ce2df
Source noteuspto-grants-2005_02