533902-93-1Relevant academic research and scientific papers
Design of N-spiro C2-symmetric chiral quaternary ammonium bromides as novel chiral phase-transfer catalysts: Synthesis and application to practical asymmetric synthesis of α-amino acids
Ooi, Takashi,Kameda, Minoru,Maruoka, Keiji
, p. 5139 - 5151 (2007/10/03)
A series of C2-symmetric chiral quaternary ammonium bromides 10 and 11 have been designed as a new, purely synthetic chiral phase-transfer catalyst, and readily prepared from commercially available optically pure 1,1′-bi-2-naphthol as a basic c
