Patent ID: 6028192
Filing Date: 2000-02-22
Classification: C07C,C07D

Abstract:
A process for the preparation of compounds of the formula 1 ##STR8## where R.sup.1 and R.sup.2 are C.sub.1 -C.sub.24 -alkyl; or C.sub.2 -C.sub.2 -alkenyl, or where R.sup.1 and R.sup.2 form a ring having 4 to 8 carbon atoms, and R.sup.3 is C.sub.1 -C.sub.24 -alkyl, C.sub.2 -C.sub.24 -alkenyl C.sub.6 -C.sub.14 -aralkyl or C.sub.6 -C.sub.14 -arylwhich comprises reacting a secondary acid amide of the formula 2 ##STR9## with at least one acid chloride of the formula 3 ##STR10## in the presence of only one basic compound N,N-diisopropyl-Nethylamine, said process is carried out without a solvent.