Boron tribromide → HCID 14014989, compound

Participants

Reaction Steps

9.6 g (30 mmol) of 7-benzenesulphonylamino-1-methoxy-5,6,7,8-tetrahydronaphthalene are dissolved in 150 ml of analytical grade CH2Cl2, 40 ml of 1 molar (40 mmol) of boron tribromide solution are added dropwise at room temperature, the reaction mixture is subsequently stirred at room temperature for 1 hour and poured onto ice-water containing a little L-(+)-tartaric acid, the CH2Cl2 is separated off and the mixture is dried over MgSO4 and concentrated in vacuo, crystalline residue.

Provenance & Evidence