Supported by the National Natural Science Foundation of China(No.21406036), the Natural Science Foundation of Fujian Province of China(No.2014J01034), the Project of Department of Education of Fujian Province of ChinafNos.JA11044, JA10056, JB 13011) and the Program for Innovative Research Team in Science and Technology in Fuj ian Province University, China.
By the Schiff-base condensation of formacyl calix[4]crown(2) with raw chitosan, a novel calix[4]crown- grafted chitosan chelating polymer(3) was conveniently prepared in good yield. The structure of polymer 3 was ...
Supported by the National Natural Science Foundation of China(No.20402002);Natural Science Foundation of Fujian Province,China(No.2009J01019)
Refluxing calix[4]-1,3-substituted benzaldehyde derivative(4) with glycine hydrazide derivative, we obtained a novel calix[4]arene hydrazone derivative(5) via "1+2" condensation in a yield of 78%. In the reacti...