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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1938611Generated: November 2, 2026

Benzyl Bromide → HCID 21468867, compound

https://huagongshe.com/reaction/1938611

Reaction equation

Participants

RoleNameHCIDCharge
ReactantBenzyl BromideHCID 7498—
ReactantAmmonium ChlorideHCID 25517—
ReactantHCID 21468934HCID 21468934—
ReactantHCID 178418443HCID 178418443—
SolventTetrahydrofuranHCID 8028—
SolventEthyl AcetateHCID 8857—
ProductHCID 21468867HCID 2146886732.3%

Reaction Conditions

Temperature0 °C

Reaction Steps

5-(2-Cyanophenyl)indole (2.3 mmole, 0.50 g) was dissolved in 3 ml THF, cooled to 0° C. Ethyl magnesium bromide (2.41 mmoles, 1.21 ml of 2.0M solution in ether) was added dropwise. Benzyl bromide (94.6 mmole, 0.80 g) was added dropwise to the solution. The reaction was refluxed for 24 hours and poured into aqueous ammonium chloride and ethyl acetate. The organic phase was washed with water, dried over sodium sulfate, and concentrated. The intermediate was chromatographed over silica gel eluted with 10% ethyl acetate in hexane to yield 229 mg of 3-benzyl-5-(2-cyanophenyl)indole.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS05693633
Source datasetuspto-grants-1997_12
ORD IDord-60885c1a829e4b83803743225371a231
Source noteuspto-grants-1997_12