: B 1602 (OTTOKEMI) Borane tetrahydrofuran complex solution , 2.0 M in THF Cas -14044-65-6 used in chemical research BH3-THF can be used as a reducing agent for the reduction of various functional groups such as carboxylic acids, aldehydes, ketones, esters, acid chlorides, nitriles, epoxides, amides, lactones, oximes, and imines into corresponding alcohols and amines.