3,5-DICHLORO,4-(3,4-(CYCLO-)ALKOXYPHENYL)--2-CARBONYLOXY)ETHYL)PYRIDINE DERIVATIVES AS PDE-4 INHIBITORS AND MUSCARINIC M3 RECEPTOR ANTAGONISTS

摘要

The invention relates to novel 3,5-dichloro,4-(3,4-(cyclo-) alkoxyphenyl)--2-carbonyloxy)ethyl)pyridine compounds which are inhibitors of the phosphodiesterase 4 (PDE4) enzyme and muscarinic M3 receptor antagonists, methods of preparing such compounds, compositions containing them and therapeutic use thereof.