This may be of interest to some bee's, looking for a better reducing agent for those reductive aminations and reductive methylation of amines......
Bulletin of the Chemical Society of Japan
Vol. 76 (2003) , No. 1 pp.143-151
Dichlorobis(1,4-diazabicyclo[2.2.2]octane)(tetrahydroborato)zirconium(IV), [Zr(BH4)2Cl2(dabco)2](ZrBDC), as a New, Stable, and Versatile Bench Top Reducing Agent: Reduction of Imines and Enamines, Reductive Amination of Aldehydes and Ketones and Reductive Methylation of Amines
here you can get the PDF file..........java
http://www.chemistry.or.jp/journals/bcsj/index-e.html