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Acorn PharmaTech is based in the San Francisco Bay Area, California. Our R&D center is located in a modern facility of more than 10,000 square feet equipped with advanced instruments, e.g., Agilent 1260/6120 LC-MS, in Nanjing, China.

We currently have the following business operations in pharmaceutical R&D:

  • Advanced Building Blocks: develop premium heterocycles, especially pyrazoles and imidazoles
  • Custom Synthesis: specialising in 5- and 6-membered aromatic heterocycles
  • Contract Research in Medicinal Chemistry (FTE)
  • Trades in building blocks, pharmaceutical intermediates, vitamins, nutrition products, etc. 

Hundreds of novel, valuble, and versatile building blocks have been developed at our R&D center. Most of these products are 5- and 6-membered aromatic heterocycles that find wide applications in the drug discovery industry, as well as in other life sciences and organic synthesis efforts.

We are the pyrazole company. We specialize in pyrazoles. The founder of our company was one of the pioneers in the application of pyrazoles in medicine. Hundreds of pyrazole products are developed at Acorn PharmaTech. We aim to become the top provider of advanced heterocyclic building blocks for the worldwide drug discovery industry.

Our customers include major pharmaceutical and biotech companies worldwide, e.g., Abbott, BASF, BMS, Boehringer Ingelheim, Genentech, GSK, Merck, and Novartis. We are committed to excellence in quality in our products and services, and strive to become the best of the best. We are also committed to shipping products on the same day the order is received.

Our goal is to develop the most relevant and useful building blocks and intermediates for medicinal/organic chemists to accelerate their drug discovery research.

There are two options to search a specific product by Chemical Name, Product Catalog Number, or CAS Number on our website:

(1) Please visit our Product Center in both English and Chinese:


(2) Please use our Google Custom Search:

For our complete and up-to-date product list, please contact us by phone (1-650-353-2487) or email (sales@acornpharmatech.com).