Welcome to Shanghai Yeexin Biochem&tech co,.Ltd .A diversified biochemical company. Shanghai Yeexin Biochem&tech co,.Ltd is dedicated to the research, development, manufacture and marketing of diverse biochemicals and fine chemicals. It has owned a lot of senior researchers, including doctors, professors and experts of organic chemistry for R&D and process control...YEEXIN BIOCHEM can manufacture custom-made products from grams to tons. Our approach is based upon the strength in synthetic organic chemistry and the desire to further research through novel compounds and methodologies. Our catalog products include: N-Me- Amino Acids; Fmoc-Amino Acids; Boc-Amino Acids; Z-Amino Acids; Unnatural amino acids; Protecting reagents; APIs, boronic amino acids, peptide boronic acids,cross linkers, organocatalysts, chiral building blocks, heterocyclic compounds and other active pharmaceutical ingredients. What’s more, we are interested in some other chemical areas. We sincerely welcome all of our friends to cooperate with us for our brilliant future. Lab site and address: 4F, Building 14, 208 East RongLe Road, Songjiang District, Shanghai, P.R.China