A cleaner and eco-friendly method was developed for the preparation of tetrakis(aminomethyl)calix-[4]-resorcinarene via a synthetic pathway of five steps starting from methylresorcinol. This alternative methodology is...
financially supported by the National Natural Science Foundation of China(11174215);Natural Science Foundation of Shandong Province(ZR2012BL10);the University Science and Technology Project of Shandong Province(No.J13LD05)
The reaction mechanisms of Ti(~3F) + CH2C12→CH2=TiCl2 and Ti(~3F) + CHC13→HC÷TiCl3 were investigated with Gaussian 03 program package at the B3PW91/6-311++G(d,p)level.The computational results revealed t...
Supporting information for this article is available on the WWW under http://dx.cioi.org/10. 1002/cjoc.201100659 or from the author.Acknowledgement The authors thank the National Natural Science Foundation of China (No. 20772053) and the Fundamental Research Funds for the Central Universities forfinancial support.
The Prins cyclization of enol ethers has been realized by employing BiX3 (or FeX3) as catalyst and TMSX (X = Br, C1) as the halogen source. The presence of a tiny amount of water in the solvent dichloromethane pla...