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Aminolysis of p-tert-Butyl-tetrakis-[(ethoxycarbonyl)methoxy]thiacalix[4]arene.

✍ Scribed by Yan Jin; Chunlei Zhang; Shuling Gong; Yuanyin Chen

Publisher
John Wiley and Sons
Year
2006
Weight
8 KB
Volume
37
Category
Article
ISSN
0931-7597

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The transport of chromate ions (Cr 2 O 7 2-) from an aqueous solution into an aqueous receiving solution through a bulk liquid membrane containing p-tert-butyl calix[4]arene 3-morpholino propyl diamide as a carrier was examined. The influence of pH on donor and acceptor phase, effect of chromate and