Protected amino acids

Founded in 2003, Shanghai Hanhong Scientific Co.,Ltd. (hanhonggroup.com) manufactures natural and unnatural amino acids, protected amino acid building blocks (Fmoc- and Boc-protected), chiral reagents, and nucleoside intermediates, alongside mandelic acid derivatives and other specialty fine chemicals, offering CRO, CMO and CDMO contract services under its own brand. The company operates several manufacturing subsidiaries: Gansu Hanju Pharmaceutical Co., Ltd. (founded 2019, Lanzhou, Gansu), specializing in non-natural and protected amino acids, chiral intermediates and heterocyclic building blocks; Shandong Aobo Biotechnology Co., Ltd. (founded 2014, Liaocheng, Shandong), focused on enzymatic amino acid production; and Binhai Hanhong Biochemical Co., Ltd. (founded 2008, in the Yancheng Coastal Chemical Zone), producing pesticides, dyestuffs and pharmaceutical materials and intermediates. The company positions itself on brand recognition, internationally recognized approvals, experienced R&D staff, favorable delivery terms, production capacity, a large product line, contract manufacturing, and willingness to meet buyer specifications and small orders, selling across North and South America, Western and Eastern Europe, Australasia, Asia, the Middle East and Africa.