Medical applications


The Tosoh name is behind high quality intermediates used in pharmaceuticals and medical applications. Tosoh Finechem Corporation's unique hydrolysis process for the conversion of 1-Chloro-2,2,2-trifluoroethane (HCFC-133a) has made Tosoh the world's largest and most competitive supplier of 2,2,2-Trifluoroethanol (TFEA). Tosoh quality is the world standard.

Pharmaceutical applications

Organic intermediates

Tosoh applies multi-purpose organic-synthesis to the production of halogenated intermediates, particularly bromine compounds, which are important intermediate materials for a wide variety of chemicals such as pharmaceuticals, agrochemicals, flavors and fragrances.

Inorganic pharmaceuticals


Tosoh is Japan's top manufacturer of bromine, an indispensable raw material for inorganic pharmaceuticals, photosensitive materials, dyes and medicines.



Tosoh provides the pharmaceutical industry with raw materials used for the production of a variety of medicines and other products, including antihelmintics, antibacterials and antibiotics.