Chiral dihydrobenzofuran-based diphosphine (BICMAP): optical resolution and application to rhodium(I)-catalyzed asymmetric 1,4-addition of aryl- and alkenylboronic acids to cyclic enones

Takashi Mino, Masatoshi Hashimoto, Katsunori Uehara, Yoshiaki Naruse, Shohei Kobayashi, Masami Sakamoto, Tsutomu Fujita

Tetrahedron Letters

Volume 53, Issue 34, 22 August 2012, Pages 4562–4564

http://dx.doi.org/10.1016/j.tetlet.2012.06.064