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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1069887Generated: October 29, 2026

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

https://huagongshe.com/reaction/1069887

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 numberUS06252090B1
Source datasetuspto-grants-2001_06
ORD IDord-0ecdd3a3339e4e739dd2e964e9ef516c
Source noteuspto-grants-2001_06