𝔖 Bobbio Scriptorium
✦   LIBER   ✦

Novel chromogenic pyridinium derivatives of calix[4]arenes, I

✍ Scribed by István Bitter; Alajos Grün; Gábor Tóth; Áron Szöll'´osy; Gyula Horváth; Béla Ágai; László T'´oke


Publisher
Elsevier Science
Year
1996
Tongue
French
Weight
387 KB
Volume
52
Category
Article
ISSN
0040-4020

No coin nor oath required. For personal study only.


📜 SIMILAR VOLUMES


Synthesis of novel chromogenic bi- and t
✍ Hatem Halouani; Isabelle Dumazet-Bonnamour; Roger Lamartine 📂 Article 📅 2002 🏛 Elsevier Science 🌐 French ⚖ 75 KB

Novel azo-calix[4] arenes have been prepared by the incorporation of both ester and amide groups. Six bis(phenylazo)-O-substituted calix[4]arene derivatives were isolated and fully characterized. NMR analyses show that these compounds are in cone conformation in solution at room temperature.

Photochromism of a novel spiropyran deri
✍ Zhilian Liu; Lin Jiang; Zhi Liang; Yunhua Gao 📂 Article 📅 2005 🏛 Elsevier Science 🌐 English ⚖ 157 KB

A novel spiropyran derivative carrying a calix [4]arene group has been synthesized through incorporating two spirobenzopyran groups into one 1,3-substituent calix[4]arene derivative. Photochromic properties were studied under alternate irradiation of ultraviolet light and visible light in acetonitri