4,4'-DIAMINOBIPHENYL-2,2'-DICARBOXYLIC ACID CAS NO.17557-76-5

The company follows the international standard, forms the Extension's brand research and development group, designing group, management group and service group..Via the reliability of quality, sufficient spot rate and variety, we help our customers to improve the progress of researching and experiments, with the aim to assist the development of emerging chemical industry.

Jilin Province Yanshen Technology Co.,Ltd. belongs to leading suppliers of the laboratory grade chemicals in China. The Company's skilled professionists specialize on custom synthesis of a wide range of organic compounds with an emphasis on heteroaromatic compounds and plenty of ligands, which are integral part of the research and development in material science especially as COFs (Covalent Organic Frameworks)＆MOFs (Metal-Organic Frameworks).