| abstract |
Soft anticholinergic esters of the formulas: n n n n n n n n n n wherein R 1 and R 2 are both phenyl or one of R 1 and R 2 is phenyl and the other is cyclopentyl; R is C 1 -C 8 alkyl, straight or branched chain; and X − is an anion with a single negative charge; and wherein each asterisk marks a chiral center; said compound having the R, S or RS stereoisomeric configuration at each chiral center unless specified otherwise, or being a mixture thereof. |