K (Oi-Pr)3BH
+5.9 (THF)
Brown, H. C.; Nazer, B.; Sikorski, J. A. Organometallics , 1983 , 2 , 634.
K (s-BuO)3BH)
+6.5 (THF)
Brown, C. A. J. Am. Chem. Soc. 1979 , 101 , 3964.