Triphenylphosphine → HCID 69664641, compound

Participants

Reaction Steps

A mixture of 6-hydroxy-7-propyl-3-(trifluoromethyl)-1,2-benzisoxazole (730 mg, 2.98 mmol), 2-({tert-butyl(dimethyl)silyloxy}methyl)-cyclohexanol (800 mg, 3.28 mmol) from this Example step 1, and triphenylphosphine (1.02 g, 3.874 mmol) was dissolved in dry benzenes (16 mL). Diisopropylazodicarboxylate (0.78 mL, 3.874 mmol) was added dropwise. The reaction mixture was stirred at room temperature overnight. The solvent was evaporated in vacuo and the residue purified by chromatography on silica gel using acetone and hexane (1:99) to give the title compound.

Provenance & Evidence