The invention relates to a method for preparing enantiomerically pure
4-pyrrolidinophenylbenzyl ether derivatives of formula I: ##STR00001##
wherein R.sup.1, R.sup.21, R.sup.22, R.sup.23, R.sup.24 and n are as
defined the description and claims and to intermediates and salts thereof
useful in the method of the invention.