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Facile synthesis of calix[4]arenes in ABAC type upper rim substitution

✍ Scribed by Kwanghyun No; Jong Eun Kim; Kyoung Mee Kwon

Publisher
Elsevier Science
Year
1995
Tongue
French
Weight
266 KB
Volume
36
Category
Article
ISSN
0040-4039

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Lower rim tetra-substituted and upper ri
Lower rim tetra-substituted and upper rim ferrocene amide calix[4]arenes: synthesis, conformation and anion-binding properties
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Calix[4]arenes containing ferrocene amide at the upper rim and methoxy or ethoxycarbonylmethoxy (ethyl ester) groups at the lower rim (5a, 5b and 5c) have been synthesized. It was found that tetramethoxy 5a and dimethoxy diethyl ester 5c were conformationally labile and existed in both cone and part