Copper was found to be able to promote the SnCl2-mediated carbonyl allylation reactions in water, giving the corresponding homoallylic alcohol products in very
Established in 1992, Jiangsu Kesheng Group Co., Ltd. (Kesheng Group) is made up of several members like JiangsuKesheng Pharmaceutical Industry Co., Ltd., and i
On December 24th,2008 CNNC Hua Yuan Titanium DioxideCo.,Ltd.(CNNC TD,SZ:002145)announced that due to theglobal financial crisis,the demand for titanium dioxide