(S)-(-)-1-(1-Naphthyl)ethylamine

Yangzhou Qinyuan Pharmatech Co., Ltd, established in 2015, is a manufacturer specializing in active pharmaceutical ingredient R&D and sales, customized synthesis medicine, impurity reference substance manufacturing, technology transfer, and pharmaceutical intermediate development. Its main products span organic compounds, pharmaceutical intermediates, and APIs, supported by R&D engineers with roughly 20 years of experience working in well-equipped laboratories. Offering CMO and CDMO contract manufacturing and accepting a wide range of payment methods, the company serves customers across North and South America, Europe, Asia, the Middle East, and Africa, competing on brand recognition, international approvals, experienced R&D staff, production capacity, and a broad product line, while emphasizing consistent quality, joint product development, and long-term customer partnerships.