Process for producing positive inotropic and lusitropic effect producing 1,3-dihydro-2H-pyrrolo 2,3-b quinolin-2-one derivative and intermediate in process

摘要

PCT No. PCT/EP94/01960 Sec. 371 Date Nov. 29, 1995 Sec. 102(e) Date Nov. 29, 1995 PCT Filed Jun. 15, 1994 PCT Pub. No. WO95/00512 PCT Pub. Date Jan. 5, 1995The present invention relates to novel positive inotropic and lusitropic compounds of formula d addition salts thereof and the stereochemically isomeric forms thereof wherein L is a radical of formula -O-Alk-(NH)p-C(=O)-R1, pharmaceutical compositions thereof, methods of preparing said compounds and intermediates in the preparation thereof.