Salt of fumaric acid and 3- (2-dimethylamino) methyl- (cyclohexyl-1-yl) phenol and crystal form thereof

摘要

3-[2-(Dimethylamino)methyl(cyclohex-1-yl)]phenol fumarate is an analgesic with a very good action. The crystalline form B has proven to be very stable both chemically and physically and is particularly suitable for the production of the active principle and of pharmaceutical compositions.