Patent ID: 8247603

Claim:
Deuterated catecholamine derivatives of the general formula I R 1 is H or D, or a group that is easily hydrolytically or enzymatically cleavable under physiological conditions, R 2 indicates D, R 3 is H, D, C 1 to C 6 alkyl or C 1 to C 6 -cycloalkyl, deuterated to C 1 to C 6 wherein alkyl or C 1 to C 6 -cycloalkyl, or a group that is easily hydrolytically or enzymatically cleavable under physiological conditions, R 4 indicates H or D, or a group that is easily hydrolytically or enzymatically cleavable under physiological conditions, R 5 is H or D, and one of R 6 is H and the other R 6 is D, as well as their physiologically acceptable salts and their stereoisomers, enantiomeres or diastereomers in optically pure form.