Bio-Pharmaceutical & Life Science

1. Cephalosporin C Also known as CPC (cephalosporin C, M = 415.44), it is an antibiotic produced by a fungus of the genus Cephalospores close to penicillin. Cephalosporin C is a raw material for the production of 7-aminocephalosporanoic acid (7-ACA, 7-aminocephalospranic acid, M=272.28), and 7-ACA is an important raw material for many synthetic cephalosporin antibiotics.

1. Vitamin B12 Known as cobalamin. It is a water-soluble vitamin that participates in various metabolisms in the form of coenzymes and promotes DNA and protein synthesis. 2. Synthesis of vitamin B12 The chemical synthesis of vitamin B12 is costly and the by-products are also more. At present, the mainstream is the fermentation method.