The present invention is related to sulfonyl amino acid derivatives of formula (I), notably for use as pharmaceutically active compounds, as well as to pharmaceutical formulations containing such sulfonyl amino acid derivatives. Said sulfonyl amino acid are efficient modulators of the JNK pathway, they are in particular efficient inhibitors of JNK 2 and 33. The present invention is furthermore related to novel sulfonyl amino acid derivatives as well as to methods of their preparation.