We are a stereochemistry-savvy, innovation driven company engaged in development, production and marketing of active pharmaceutical ingredients and intermediates.

We provide custom synthesis and contract manufacturing services at small and large scale for all phases of discovery, development and manufacturing. Our teams bring extensive technical expertise and apply modern chemistry concepts to designing cost-effective and sustainable processes tailored to our customer needs.

Stereokem is a USA corporation with its R&D and marketing offices out of Silicon Valley, California while it operates its wholly owned subsidiary out of Hyderabad, India.

(1R,2R)-1-(tert-butoxycarbonylamino)-2-(difluoromethyl)
cyclopropanecarboxylic acid

CAS No: 1152134-45-6
API : Glecaprevir and Voxilaprevir

(1R,2R)-1-amino-2-(difluoromethyl)-N-[1-(methyl)cyclopropylsulfonyl] cyclopropanecarboxamide. Hydrochloride

CAS No: 1360828-80-3
API : Glecaprevir and Voxilaprevir

(R)-3-(tert-butoxycarbonylamino)-4-
(2,4,5-trifluorophenyl)
butyric acid

CAS No: 486460-00-8
API : Sitagliptin



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