Nantong Chengxin Amino Acid Co., Ltd.
Profile: Nantong Chengxin Amino Acid Co., Ltd. offers amino acids, peptides, active pharmaceutical ingredients (APIs) and intermediates. Our D-form amino acids include D-asparagine monohydrate, d-histidine monohydrochloride monohydrate, D-pyroglutamic acid, D-tryptophan and D-cycloserine. Our pharmaceutical intermediates are 5-difluoromethoxy-2-mercapto-1H-benzimidazole, 4-chloro-3-methoxy-2-methyl pyridine-N-oxide, 5-difluoromethoxy-2-[(3,4-dimethoxy-2-pyridinyl)methyl]thio]-1H-benzimidazole and 5-difluoromethoxy-2-[(3,4-dimethoxy-2-pyridinyl)methyl]sulfinyl]-1H-benzimidazole.