A series of carboxylic acids was esterified to the corresponding esters with TiCl_4 as catalyst at room temperature,in high yields.This catalyst was highly effe
In this study,an antimicrobial component(RTCI)was purified from the skin of Rana temporaria chensinensis,David.Antimicrobial activities of RTCI against clinical
A selenium-modified hyaluronic acid(HA) compound(SeHA) was synthesized as a mimic of glutathione peroxidase(GPX). IR and NMR spectra of SeHA predict that the —