PREPARATION, SPECTRA AND X-RAY STRUCTURE OF AN ARCHETYPAL COORDINATION COMPOUND [BCL3(NH3)] AND ITS THERMOLYSIS

被引:26
作者
AVENT, AG [1 ]
HITCHCOCK, PB [1 ]
LAPPERT, MF [1 ]
LIU, DS [1 ]
MIGNANI, G [1 ]
RICHARD, C [1 ]
ROCHE, E [1 ]
机构
[1] RHONE POULENC RECH,CTR RECH CARRIERES,F-69192 ST FONS,FRANCE
关键词
D O I
10.1039/c39950000855
中图分类号
O6 [化学];
学科分类号
0703 ;
摘要
Crystalline [BCl3(NH3)] 1 is obtained in low yield from [NH4]Cl and BCl3 in toluene, with trichloroborazine (BCINH)(3) 2 as the principal product; detailed NMR spectroscopic data on 1 in CDCl3 are consistent with the X-ray structure, which shows intermolecular hydrogen bonding with four molecules in the unit cell [(H ... Cl)(av) 2.76(3) Angstrom], B-N 1.579(4), (B-CI)(av) 1.837(4) and (N-H)(av) 0.86(5) Angstrom, with the boron and nitrogen environments approximately tetrahedral; thermolysis of 1 yields 2 and a TGA experiment shows that at 450 degrees C boron nitride is the ultimate product.
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页码:855 / 856
页数:2
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