A Facile and Practical Synthetic Route to 1,1′-Bis(o-carborane)

2008-10-13T00:00:00Z (GMT) by Shikuo Ren Zuowei Xie
Reaction of dilithiocarborane (1,2-Li2C2B10H10) with CuCl in toluene affords a single product, 1,1′:2,2′-[Cu(toluene)]2(C2B10H10)2, which gives 1,1′-bis(o-carborane) after hydrolysis. This serves as the most efficient method for the preparation of 1,1′-bis(o-carborane).