heating to 220°C for 30 min; distn. at 30°C, 0.002 Torr yields C14H28BN; crystn. of the residue from hexane gives (C(CH3)3BNC(CH3)3)2; (1)H, (11)B, (13)C NMR, MS; elem. anal.;

Multi-step reaction with 3 steps 2: zinc(II) chloride / dichloromethane  

Multi-step reaction with 2 steps 2: zinc(II) chloride / dichloromethane