title: Synthesis and hypotensive activity of benzopyran derivatives.
mesh_terms: D000818:Animals; D000959:Antihypertensive Agents / Q000138:chemical synthesis*; D001578:Benzopyrans / Q000138:chemical synthesis* / Q000494:pharmacology; D001794:Blood Pressure / Q000187:drug effects; D004285:Dogs; D006339:Heart Rate / Q000187:drug effects; D013329:Structure-Activity Relationship
chemical_list: D000959:Antihypertensive Agents; D001578:Benzopyrans