Your reliable partner in custom synthesis and contract manufacturing service. Chem4s Chemicals focuses on the researching development and manufacturing of Intermediates of APIs, special chemicals, Nutraceuticals. We also uniquely have a multifunctional workshop, whose facility can meet from Kilo scale to Tons scale manufacturing for custom synthesis and contract manufacturing service. Our main product:Ciprofibrate, Diethyl acetamidomalonate, Aripiprazole intermediate, Dexrazoxane intermediate, Formoterol intermediate, Agmatine sulfate, N-Methyltyramine hydrochloride, Hordenine hydrochloride.