74630-01-6Relevant academic research and scientific papers
P-Chirogenic phosphonium salts: Preparation and use in Rh-catalyzed asymmetric hydrogenation of enamides
Danjo, Hiroshi,Sasaki, Wataru,Miyazaki, Takehiro,Imamoto, Tsuneo
, p. 3467 - 3469 (2003)
P-Chirogenic trialkylphosphonium salts were prepared from the corresponding free phosphines by treatment with a strong acid (HBF4 or HOTf). No racemization of the phosphonium salts occurred in methanol or water even at considerably high tempera
