申请人:THE CAWTHRON INSTITUTE TRUST BOARD
公开号:US10822344B2
公开(公告)日:2020-11-03
A method of preparing neosaxitoxin in quantities of a purity sufficient to allow the compound to be used as an active pharmaceutical ingredient (API) is described. The method includes the reductive desulfonation of an unresolved mixture of gonyautoxin 1 (GTX1) and gonyautoxin 4 (GTX4).
本文介绍了一种制备新沙西托星的方法,其纯度足以使该化合物用作活性药物成分(API)。该方法包括对贡戈毒素 1(GTX1)和贡戈毒素 4(GTX4)的未还原混合物进行还原脱硫。