ChemInform Abstract: Enantioselective Catalysis. Part 4. Synthesis of N‐Substituted (R,R)‐3,4‐Bis(diphenylphosphino)pyrrolidines. The Use of Their Rhodium Complexes for the Asymmetric Hydrogenation of α‐(Acylamino)acrylic Acid Derivatives.

Abstract

The parent title compound (VIIa) is prepared from (+)‐tartaric acid (I) with an overall yield of 45%; the structure of (VIIa) is determined by X‐ray diffraction (space group P21, Z=4).