| 摘要 |
<i>Candida antarctica</i> lipase A is effective for esterifying sterols with carboxylic acids, whereas <i>C. antarctica</i> lipase B and several other lipases are inactive. The invention provides a process for preparing a carboxylic acid ester comprising reacting a sterol or stanol with a carboxylic acid or a carboxylic acid ester in the presence of <i>Candida antarctica</i> lipase A or a variant thereof. |
