Stable isotopic labelling of heterocyclic compounds
作者:Andrew J. Burton、Alan H. Wadsworth
DOI:10.1002/jlcr.1235
日期:2007.4
Stable isotopicallylabelled (SIL) versions of Glimepiride 1 (10 steps, 11% overall yield), a blood glucose lowering drug, and Melagatran 13 (9 steps, 17% overall yield), an anticoagulant with similar uses to warfarin, were synthesized as internal standards for LCMS assays. Modifications of known routes (Weyer et al., US Patent 4379785, Hocchst, 1983; Antonsson et al., PCT International Application