(S)-2-methylamino-2-phenyl-n-butyl 3,4,5-trimethoxy benzoate its application to the treatment of chronic pain

摘要

The present invention provides optically pure (S) 2-methylamino-2-phenyl-n-butyl 3,4,5-trimethoxybenzoate for use in the treatment of chronic pain, and having Formula (I). The present invention also provides methods of using the compound of Formula (I), and to pharmaceutical compositions that contain the compound of Formula (I).