Urs-12-en-28-oic acid,3-hydroxy-30-[[(2E)-3-(4-hydroxyphenyl)-1-oxo-2-propen-1-yl]oxy]-, (3b)- CAS NO.260393-05-3

YUYONGMEI was established in Aug,1999, located in the industrial park of Nanjing University of Technology, It is a private enterprises in Jiangsu Province with 1200 square meters’ R&D center. Our R&D center has a well-equipped synthetic laboratory and analysis testing center, committing to the development of pharmaceutical intermediates, fine chemical intermediates, functional new materials and other aspects to the whole world. Our R&D Center Address: K7 Building, No 15 Wanshou Road, Science and Technology Industrial Park in Nanjing university of Technology in Pokou area, Nanjing, Jiangsu Province. Our R & D Center adheres to independent innovation, focuses on school-enterprise cooperation, cooperates with Nanjing University of technology and Nanjing University of Information Science & Technology to provide R & D service platform for their trainees.