Process for preparing a compound according to formula (I) or (Ia) in a high enantiomeric excess, Formulae (I), (Ia), the process comprising reacting a nucleophile of formula R1NHR2 with a chiral compound of formula (II), in the form of a racemate, Formula (II), in the presence of a rhodium-based catalytic system which comprises a chiral diphosphine ligand, as well as compounds made by that process and the use of that process or those compounds for preparing active pharmaceutical ingredients (APIs).
制备高对映体选择性的公式(I)或(Ia)化合物的过程,公式(I)、(Ia)包括反应式为R1NHR2的亲核试剂与形式为外消旋体的手性化合物(II)反应,该反应在
铑基催化体系的存在下进行,所述催化体系包括手性二
膦配体,以及由该过程制备的化合物和使用该过程或这些化合物制备活性药物成分(A
PIs)。