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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 841690Generated: October 31, 2026

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

https://huagongshe.com/reaction/841690

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 numberUS06369261B1
Source datasetuspto-grants-2002_04
ORD IDord-3b6a77d5f728441c9ab7cb9e03ddf2e7
Source noteuspto-grants-2002_04