Ethyl 6-[(5,6,7,8-tetrahydro-8,8-dimethyl-5-oxonaphth-3-yl)ethynyl]nicotinate → Ethyl 6-[(5,6,7,8-tetrahydro-5-hydroxy-8,8-dimethyl-naphth-3-yl)ethynyl]nicotinate

Participants

Reaction Steps

Employing the same general procedure as for the preparation of ethyl 4-[(5,6,7,8-tetrahydro-5-hydroxy-8,8-dimethylnaphth-2-yl)ethynyl]benzoate (Compound 9), 700 mg (2 mmol) of ethyl 6-[(5,6,7,8-tetrahydro-8,8-dimethyl-5-oxonaphth-3-yl)ethynyl]nicotinate (Compound 4) was converted into the title compound using 60 mg (1.6 mmol) of sodium borohydride.

Provenance & Evidence