The chemistry of 1,3,5-triazacyclohexane complexes .3. High yield synthesis of [Cr{N(SiMe(3))(2)}(3)] and accurate structure determination by cocrystallization with Me(6)Si(2)

被引:30
作者
Kohn, RD
KociokKohn, G
Haufe, M
机构
[1] Institut Für Anorganische Und Analytische Chemie, Technische Universität Berlin, D-10623 Berlin
关键词
triazacyclohexanes; chromium complexes; amides; hexamethyldisilane;
D O I
10.1002/cber.19961290107
中图分类号
O6 [化学];
学科分类号
0703 ;
摘要
The reaction of N,N',N ''-trimethyl-1,3,5-triazacyclohexane chromium tricholride ((Me(3)TAC)CrCl3, 1) with LiN(SiMe(3))(2) or NaN(SiMe(3))(2) in petroleum ether yields nearly quantitatively [Cr{N(SiMe(3))(2)}(3)] (2) with loss of the Me(3)TAC ligand. Compound 2 could be crystallized from hexamethyldisilane as [Cr{N(SiMe(3))(2)}(3)] . (Me(6)Si(2))(0.5) which allowed the refinement of the X-ray crystal structure in the trigonal space group P-31c (no. 163) ( a = 16.012)(3) Angstrom, c = 8.4796(12) Angstrom, V = 1882.8(6) Angstrom(3), Z = 2) without severe disorder.
引用
收藏
页码:25 / 27
页数:3
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