in diethyl ether addn. of LiBH4 in ether to the hydrochloride within 20min, stirring for 3.5h, filtration after standing at 0°C for 12h;; treatment of residue with H2O;;

in tetrahydrofuran dropwise addn. of 2.0M BH3*THF (25 mmol) to a THF soln. of the amine (10 mmol); performed under a dry N2 atm.;; not isolated, in soln. obtained;;