LIGAND-EXCHANGE IN ADDUCTS OF ETHYLALUMINUM HYDRIDES

被引:3
作者
FRIGO, DM
REUVERS, PJ
BRADLEY, DC
CHUDZYNSKA, H
MEINEMA, HA
KRAAIJKAMP, JG
TIMMER, K
机构
[1] QUEEN MARY & WESTFIELD COLL,LONDON E1 4NS,ENGLAND
[2] TNO,DEPT CHEM,3700 AC ZEIST,NETHERLANDS
关键词
D O I
10.1021/cm00018a028
中图分类号
O64 [物理化学(理论化学)、化学物理学];
学科分类号
070304 ; 081704 ;
摘要
The compounds EtAlH2.NMe3 and Et2AlH.NMe3 have been shown by H-1 NMR spectroscopy to be fluxional mixtures of all species EtxAlH3-x.NMe3 (x = 0-3) in aromatic solvents. The pure liquids have also been shown to be mixtures by their volatilization behavior, and the tendency for EtAlH2.NMe3 to separate at low temperatures into a solid plus a liquid, each of which has a different composition. This has potentially dire consequences for the usefulness of both of these compounds as precursors for the MOCVD of aluminum-containing layers.
引用
收藏
页码:1097 / 1101
页数:5
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