Selectivity for dinegative versus mononegative oxoanionic guests within a cryptand host

被引:51
作者
Maubert, BM [1 ]
Nelson, J
McKee, V
Town, RM
Pál, I
机构
[1] Queens Univ Belfast, Sch Chem, Belfast BT9 5AG, Antrim, North Ireland
[2] Open Univ, Milton Keynes MK7 6AA, Bucks, England
[3] Univ Loughborough, Dept Chem, Loughborough LE11 3TU, Leics, England
来源
JOURNAL OF THE CHEMICAL SOCIETY-DALTON TRANSACTIONS | 2001年 / 09期
关键词
D O I
10.1039/b101832i
中图分类号
O61 [无机化学];
学科分类号
070301 ; 081704 ;
摘要
In the structures of three new oxoanion cryptates (M=Cr(VI), Se(VI) and SSO32-) of a protonated azacryptate host: H6L(MO42-)(ClO4)(4) the dinegative anion invariably occupies the crypt, providing evidence of selectivity with respect to the mononegative analogue; solution studies support this observation.
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页码:1395 / 1397
页数:3
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