From highly enantiomerically enriched cis-configurated acids of formula I also the corresponding acids with trans-structure are easily accessible by epimerization of the center α to the carboxylic function.
通过对羧基中心α的差向异构化也可以很容易地从式I的富含对映异构体的顺式结构酸得到反式结构的相应酸。 |
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