Vinyl propanoate → (R)-2-bromo-1-(3-chlorophenyl)ethanol

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반응 단계

To a mixture of 100 mg (0.4 mmol) of 2-bromo-1-(3-chlorophenyl)ethanol, 10 mg of Lipase QL (Meito Sangyo Co., Ltd.) and 39 mg (0.3 mmol) of propionic anhydride or 30 mg (0.36 mmol) of vinyl propionate as an acylating agent was added t-butyl methyl ether to make the total volume to 1 ml. These reaction mixtures were respectively allowed to undergo reaction at a temperature of 35° C. for 22 hours. The results are set forth in Table 4.

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