7-Chloro-1-(2-methyl-4-nitrobenzoyl)-3,4-dihydro-1H-benzo[b]azepin-5(2H)-one

ShenZhen H&D Pharmaceutical Technology Co., LTD is a professional supplier of pharmaceutical impurity control products. Short product delivery time, covering more than 90% of cutting-edge generic drug projects; All products must be checked for LCMS and HPLC within one year. We offer custom synthesis and preparation of small molecule compounds. The company has its own research and development center, focusing on providing pharmaceutical research and development units with new drug and generic drug registration and application of chemical products, including drug standards, drug impurity reference products, characteristic intermediates, analytical testing and custom compound synthesis services. Our delivery standard is not less than 98% purity (HPLC). The company focuses on providing pharmaceutical research and development units with new drug and generic drug registration applications and chemical products, including drug impurity reference products, standards, pharmaceutical intermediates, as well as drug impurity preparation, separation and purification business.