Pulegol → Neoisomenthol

참여 물질

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반응 단계

A 100 ml capacity autoclave was charged with 1.0 g (6.5 mmol) of pulegol, 5% Pd-carbon (20 mg) and ethyl acetate (5 ml), and the mixture was stirred at 60° C. for 5 hours under a hydrogen pressure of 2 Mpa. After completion of the reaction, the reaction solution was cooled to room temperature and concentrated. A 0.99 g portion of a mixture of menthol:neoisomenthol=91:9 was obtained. The yield was 90%.

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