3-Cyclopentyloxy-4-methoxybenzaldehyde → 3-Cyclopentyloxy-4-methoxybenzyl alcohol

Participants

Reaction Steps

To a solution of 48.70 g (220 mmoles) of 3-cyclopentyloxy-4-methoxybenzaldehyde in 250 ml of methanol was added portionwise 8.57 g (220 mmoles) of 97% sodium borohydride within 10 min at 15-22° C. under cooling. After a further 20 min the methanol was removed in vacuo and the residue taken up in 10 ml of water and 300 ml of ether. The ether phase was evaporated to dryness: 48.5 g (99.2%) of liquid benzyl alcohol.

Provenance & Evidence