ANALYSIS OF SURFACE SILYLATION REACTIONS BY RAMAN-SPECTROSCOPY

被引:13
作者
DAVIS, CA [1 ]
GRAVES, PR [1 ]
HEALY, PC [1 ]
MYHRA, S [1 ]
机构
[1] AEA TECHNOL,HARWELL LAB,OXFORD OX11 ORA,ENGLAND
关键词
D O I
10.1016/0169-4332(93)90379-P
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
Surface silylation of silica has been carried out by a sequential synthetic route. The hydroxylated surface has been functionalized with 3-chloropropyltrimethoxysilane or 3-aminopropyltrimethoxysilane. ''End-capping'' of residual silanol surface sites has been effected by reacting with chlorotrimethylsilane, followed by attachment of a secondary amine. Additional results on three macrocycle compounds are reported. The synthetic route has been tracked by laser Raman microprobe/ spectroscopy, which has been shown to be a convenient, flexible and discriminating probe of the surface chemistry of organosilane monolayers.
引用
收藏
页码:419 / 426
页数:8
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