Lithium borohydride (LBH) 2.2M IN THF

Chemical formula LiBH4

Lithium borohydride in THF is a mild reducing agent, with excellent solubility in ethereal solvents. It is widely employed for selective reductions of aldehydes, ketones, etc. in the presence of other reducible groups, such as nitriles or nitro groups. For leading references, consult M. Fieser, Reagents for Organic Synthesis, Vol. 14, 1989 John Wiley & Sons, p. 191.