138435-67-3Relevant academic research and scientific papers
Novel Concepts in Directed Biaryl Synthesis IX. Synthesis and Structure of Benzonaphthopyranones, Useful Bridged Model Precursors for Stereoselective Biaryl Syntheses
Bringmann, Gerhard,Hartung, Thomas,Goebel, Lothar,Schupp, Olaf,Ewers, Christian L. J.,et al.
, p. 225 - 232 (2007/10/02)
A practicable two-step procedure for the preparation of a series of lactone-type bridged biaryls 7 as favorable substrates for subsequent atropisomer-selective ring-opening reactions is described.Due to the efficiency of the coupling step, which tolerates
