Synthesis of Novel Calix[4]arenes Containing One and Two Substituents on the “Upper Rim”.
✍ Scribed by Lei Li; Ping Lv; Chunying Xian; Limin Zheng
- Publisher
- John Wiley and Sons
- Year
- 2006
- Weight
- 8 KB
- Volume
- 37
- Category
- Article
- ISSN
- 0931-7597
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A variety of novel upper rim functionalized calix-[4]arenes have been synthesized, using the Tscherniac-Einhorn amidomethylation reaction. Partially or fully alkylated calix [4]arenes bearing propyl or ethoxyethyl substituents could be easily condensed with various N-methylol-amides and -imides unde
Synthesis and Binding Behavior of an Artificial Receptor Based on "Upper Rim" Functionalized Calix[5]arene. -Binding studies demonstrate that the new calix[5]arene possessing two benzoic acid moieties shows a prominent shape selectivity. The selectivity is related to structural change in the host-g