4-Amino-2-methyl-10H-thiene-[2,3-b][1,5]benzodiazepine HCl CAS NO.138564-60-0

We are one of the sub-factories of NINGJIANG GROUP PHARMACEUTICAL AND CHEMICAL CORPORATION. 

 

process capability :   we have one research & development institute. our company has the ability to test the quality by means of hplc testing system, gc, uv & visible spectrometer,automatic polarimeter, digital melting point instrument,etc.we not only has the following common reactors such as hydrolysis, bromization, nitration,acetylation,sulfonation, cycl-ization, but also high pressure, grignard,cyanidation, diazotization, low temperature, hydrogenation which are difficult and only highly technical instruments can be made.

 

after-sale service :   our products have enjoyed good reputation & trust not only in home market but also in europe, north america, a-ustralia, japan etc because of our quality & service. customers' good suggestion for improving us on such as, quality, price, delivery, packing, document etc. will be paid much attention to.meeting customers' requirement, delivering promptly and correctly are our promise to our customers.