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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 2185300Generated: October 31, 2026

Sodium Hydroxide → 4-[4-[1-(2,2-Dimethylpropyloxy)-cyclopropyl]-3-methyl-phenylethynyl]benzoic acid

https://huagongshe.com/reaction/2185300

Reaction equation

Participants

RoleNameHCIDCharge
ReactantSodium HydroxideHCID 14798—
ReactantEthyl4-[4-[1-(2,2-dimethylpropyloxy)-cyclopropyl]-3-methyl-phenylethynyl]-benzoateHCID 22568999—
SolventEthanolHCID 702—
SolventTetrahydrofuranHCID 8028—
Product4-[4-[1-(2,2-Dimethylpropyloxy)-cyclopropyl]-3-methyl-phenylethynyl]benzoic acidHCID 994709444.1%

Reaction Steps

Using General Procedure I; a solution of ethyl 4-[4-[1-(2,2-dimethylpropyloxy)-cyclopropyl]-3-methyl-phenylethynyl]-benzoate (Compound 87, 60.0 mg, 0.15 mmol) in ethanol (3 mL) and tetrahydrofuran (3 mL) was treated with NaOH (120.0 mg, 3.0 mmols, 3.0 mL of a 1N aqueous solution) and stirred overnight at room temperature. Work-up afforded 24.0 mg (43%) of the title compound as a colorless solid.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS06399774B1
Source datasetuspto-grants-2002_06
ORD IDord-8e82c59f3ce44ea8b6cfb706eda06400
Source noteuspto-grants-2002_06