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Synthesis and extraction properties of new chromogenic azo-calix[4]dibenzothiacrown ethers

✍ Scribed by Muhammad Ashram


Book ID
106388978
Publisher
Springer Netherlands
Year
2007
Tongue
English
Weight
578 KB
Volume
59
Category
Article
ISSN
0923-0750

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Synthesis of new chromogenic calix[4]cro
✍ Qi-Yu Zheng; Chuan-Feng Chen; Zhi-Tang Huang πŸ“‚ Article πŸ“… 1997 πŸ› Elsevier Science 🌐 French βš– 546 KB

Abstraa: A new type of calix [4]crown containing ester group 3 has been synthesized and selectively nitrated to give 4 or ipso-nitrated to give 6. By nitration a novel calixcrown 5 containing a qninone segment was obtained. These nitrated calixcrowns have been used as chromogenic hosts for complexin