Chem-Base Laboratories Co., Ltd in Nantong, Jiangsu province, PRC, is specialized in providing highly efficient production processes of API and intermediates. With our strong technological support, we are also able to develop and commercialize series of special chemicals according to customers?requirements.
We have special advantage of carrying out following reactions.


 We can do some low temperature (-80C), non-hydrous and non-oxygen reaction, especially for n-butyl lithium low temperature reaction. In addition, we also can operate high pressure (2.5Mpa) and high temperature (250C) reaction.


 We can major in many kinds of halogen chemical reaction of some aromatic derivative compound, especially for fluorination and chlorination compound in multiple functional uses.


 We can process cyanide reaction besides special hydrogenation and complicated cyclization reaction.


 We can provide many kinds of API and intermediates with GMP certification such as Nilvadipine, Sparfloxacin and so on.