Selective chloromethylation of cavitand at the upper rim and induced fit type complexation with metal cations by new cavitands: Aza-crown-modified cavitands.

被引:17
作者
Hamada, F [1 ]
Ito, S [1 ]
Narita, M [1 ]
Nashirozawa, N [1 ]
机构
[1] Akita Univ, Fac Engn Resource Sci, Dept Mat Proc Engn & Appl Chem Environm, Akita 0108502, Japan
关键词
D O I
10.1016/S0040-4039(98)02702-6
中图分类号
O62 [有机化学];
学科分类号
070303 ; 081704 ;
摘要
Regioselective mono and dis-chloromethylation of cavitands have been prepared as an intermediate of a new cavitand derivative. Mono- and bis-aza-15-crown-5 modified cavitands (4 and 5, respectively) have been obtained from mono-and bis-chloromethylated cavitands, respectively. The metal binding properties of native cavitand (1), 4 and 5 were studied by H-1-NMR and UV-V is spectroscopy. (C) 1999 Elsevier Science Ltd. All rights reserved.
引用
收藏
页码:1527 / 1530
页数:4
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