Title: Benzopyranes as potassium channel openers
Application Number: 94191420 Application Date: 1994.03.04
Publication Number: 1119014 Publication Date: 1996.03.20
Approval Pub. Date: Granted Pub. Date:
International Classifi-cation: A61K31/41;A61K31/44;C07D405/04;C07D405/14
Applicant(s) Name: Pfizer Limited Address:
Inventor(s) Name: Alexander Roderick Mackenzie;Sandra Marina Monagha
Attorney & Agent: LIU YUANJIN YANG JIUCHANG
Abstract:
    The present invention relates to compounds of formula (I) and the pharmaceutically acceptable salts thereof, wherein the dashed line represents an optional covalent bond; X is O, NH, S or a direct link; R
Time: 8