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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1596982Generated: October 30, 2026

Potassium Carbonate → 1-(1-Ethoxycyclopropyl)-4-ethynyl-2-tert-butylbenzene

https://huagongshe.com/reaction/1596982

Reaction equation

Participants

RoleNameHCIDCharge
ReactantPotassium CarbonateHCID 11430—
Reactant[4-(1-Ethoxycyclopropyl)-3-tert-butyl-phenylethynyl]-trimethylsilaneHCID 22568955—
SolventMethanolHCID 887—
Product1-(1-Ethoxycyclopropyl)-4-ethynyl-2-tert-butylbenzeneHCID 22568875—

Reaction Steps

Using General Procedure E; [4-(1-ethoxycyclopropyl)-3-tert-butyl-phenylethynyl]-trimethylsilane (Intermediate 111, 215.0 mg, 0.69 mmol) in methanol (10 mL) was treated with potassium carbonate (80.0 mg, 0.58 mmol) and stirred overnight at ambient temperature. The crude alkyne, 169 mg, was used directly in the next reaction.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS06291677B1
Source datasetuspto-grants-2001_09
ORD IDord-225bd72d53394c359e7e4aeee08f9fea
Source noteuspto-grants-2001_09