L-Setastine Hydrochloride and Preparation Method Thereof
申请人:Huang Qingyun
公开号:US20140296517A1
公开(公告)日:2014-10-02
The present invention relates to the field of medicine, and disclosed are an L-setastine hydrochloride and a preparation method therefor. The compound of the present invention has the advantages of stronger histamine Hi receptor antagonism and small side effect; the yield of the preparation method is more than 80%, and the product purity is high. The present invention also provides an application of the compound as an H1 histamine receptor antagonist.