The ammine complex of tris(trifluoromethyl) borane, and some N-acyl derivatives. Crystal structure of (CF3)3B · NH3 and (CF3)3B · NHCHN(CH3)2
作者:A. Ansorge、D.J. Brauer、H. Bürger、B. Krumm G. Pawelke
DOI:10.1016/0022-328x(93)80031-6
日期:1993.3
The complex (CF3)3B · NH3 (I) has been prepared both by catalytic hydrogenation of (CF3)3B · NH2CH2C6H5 and by pyrolysis of (CF3)3B · NH2CMe2(CH2)2CHCMe2. Compound I reacts with moisture and DMSO to form a trihydrate (II) and a 1 : 1 solvate (III), respectively. Deprotonation with KOH yields K[(CF3)3BNH2] (IV). The salt IV was alkylated with n-C4F9SO3CH2CF3 to form K[(CF3)3BNHCH2CF3] (V), whose protonation
的复合物(CF 3)3 ·B·NH 3(I)已通过催化氢化(CF制备两者3)3 ·B·NH 2 CH 2 C ^ 6 ħ 5和通过热解(CF 3)3 ·B·NH 2 CME 2(CH 2)2 CHCMe 2。化合物I与水分和DMSO反应,分别形成三水合物(II)和1:1溶剂合物(III)。用KOH去质子化得到K [(CF 3)3 BNH 2 ](IV)。盐IV用nC烷基化4 F 9 SO 3 CH 2 CF 3形成K [(CF 3)3 BNHCH 2 CF 3 ](V),其在DMSO中的质子化生成(CF 3)3 B·NH 2 CH 2 CF 3 ·DMSO(VI) 。用(CH 3 CO)2 O,(CF 3 CO)2 O和C 6 F 5 COCl酰化IV得到盐[[CF 3)3 BNHCOR](R = CH 3(VII),CF 3(VIII) )和C6 F 5(IX)),经HCl处理后得到相