基本解释[化] 薄荷脑同根派生 英汉例句Menthanol ester of chiral chrysanthemic acid was obtained via stereoselective esterification of the racemic acid, and the result was analyzed by MOPAC. 孟醇与过量外消旋菊酰氯反应表现出非对映异构体选择性,得到了光学活性菊酸的L-孟醇酯。