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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 2299483Generated: November 2, 2026

Potassium Carbonate → Benzyl-[1-(4-ethynylphenyl)-cyclopropyl]-methylamine

https://huagongshe.com/reaction/2299483

Reaction equation

Participants

RoleNameHCIDCharge
ReactantPotassium CarbonateHCID 11430—
ReactantBenzyl-[-(4-trimethylsilanylethynyl-phenyl)-cyclopropyl]-methylamineHCID 69548036—
SolventMethanolHCID 887—
ProductBenzyl-[1-(4-ethynylphenyl)-cyclopropyl]-methylamineHCID 22568949—

Reaction Steps

Using General Procedure E; benzyl-[1-(4-trimethylsilanylethynyl-phenyl)-cyclopropyl]-methylamine (Intermediate 131, 80.0 mg, 0.24 mmol) in methanol (5 mL) was treated with potassium carbonate (80.0 mg, 0.59 mmol) and stirred overnight at ambient temperature. The crude alkyne (60 mg, 99%) was used directly in the next reaction.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS06495552B2
Source datasetuspto-grants-2002_12
ORD IDord-46de871b82e8435e8f49bc5cf5bff001
Source noteuspto-grants-2002_12