Back
HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 395088Generated: October 30, 2026

Triethylamine → 1-Cyclopropyl-6-trimethylsilanylethynyl-4,4-dimethyl-1,2,3,4-tetrahydroquinoline

https://huagongshe.com/reaction/395088

Reaction equation

Participants

RoleNameHCIDCharge
ReactantTriethylamineHCID 8471—
ReactantTrimethylsilylacetyleneHCID 66111—
Reactant6-Bromo-1-cyclopropyl-4,4-dimethyl-1,2,3,4-tetrahydroquinolineHCID 22568935—
CatalystCopper(1+) iodide; Copper(I) iodide; Cuprous iodide; Cuprous iodide (CuI)HCID 24350—
CatalystHCID 178418476HCID 178418476—
SolventTetrahydrofuranHCID 8028—
Product1-Cyclopropyl-6-trimethylsilanylethynyl-4,4-dimethyl-1,2,3,4-tetrahydroquinolineHCID 22568795—

Reaction Steps

Following general procedure D and using 6-bromo-1-cyclopropyl-4,4-dimethyl -1,2,3,4-tetrahydro quinoline (Intermediate 51, 0.8 g, 2.86 mmol), (trimethylsilyl)acetylene (5 mL, 35 mmol), triethyl amine (10 mL), anhydrous tetrahydrofuran, copper(I)iodide (0.080 g, 0.42 mmol) and dichlorobis(triphenylphosphine)palladium(II) (0.240 g, 0.34 mmol), the title compound was obtained as an oil (0.67 g, 79%).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS06603019B2
Source datasetuspto-grants-2003_08
ORD IDord-0ba94852ea5a40cdb2e2b5b1f0bcb919
Source noteuspto-grants-2003_08