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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 24197Generated: October 30, 2026

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

https://huagongshe.com/reaction/24197

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 numberUS06855512B2
Source datasetuspto-grants-2005_02
ORD IDord-9908a1993faa45f8835797c2a34d0b5a
Source noteuspto-grants-2005_02