The patent discloses an asymmetric synthesis of (-)-venlafaxine using an organocatalyst via a unified strategy employing organcatalytic Michael addition, regio-selective dehydration and selective epoxide ring opening.
该专利披露了使用有机催化剂通过统一策略进行的(-)-
文拉法辛的不对称合成,包括有机催化的迈克尔加成、区域选择性脱
水和选择性环氧环开放。