{{DimetylfumaratDimetylfumara}}
Dimethylfumarate is a so-called ester of methanol and the organic acid fumaric acid. DMF can be seen without any help of microscopes and is white and solid. It can easily evaporate at room temperatures. The substance melts slightly above 100 ° C. DMF contains a reactive double bond and can be irritating to skin and eyes, causing rashes and sometimes even burns. DMF has also been used for the treatment of psoriasis, and as a preservative against mold. During the fall and winter of 2008, DMF was found in shoes, riding helmets, furniture and toys within the EU. DMF shall not exist in Swedish chemical products registered as an ingredient or medicament according to FASS. (1) The substance was banned in Swedish products on May 1, 2009. (2)