The activation of CH bonds in alkanes by transition-metal complexes is receiving increasing attention, and systems which ... Published on 01 January 1982. Downloaded by google on 22/02/2016 20:44:34. ... View Article Online / Journal Homepage / Table of Contents for this issue ... (““13 n=6,7,8 <[c:]n3 CH=CH * CH-CH I several steps I L2ReH2 LZReH, ... ( 6 ) 17) Scheme 1. Postulated mechanism for the reaction between the heptahydrides (1) and ...