A Large-Scale Synthesis of Enantiomerically Pure Cetirizine Dihydrochloride Using Preparative Chiral HPLC
作者:Derek A. Pflum、H. Scott Wilkinson、Gerald J. Tanoury、Donald W. Kessler、Hali B. Kraus、Chris H. Senanayake、Stephen A. Wald
DOI:10.1021/op0002951
日期:2001.3.1
Enantiomerically pure cetirizine can be prepared by preparative HPLC separation of cetirizine amide, The amide has an alpha value of 2.76 (USP resolution of 8.54) using a Chiralpak AD column, and 0.5 wt % of the amide (based on packing material) can be injected per run.