| abstract |
Novel 3,4-dihydrobenzopyran compounds of the formula:wherein R<sup>1</sup>, R<sup>2</sup> and R<sup>3</sup> are each hydrogen or nicotinoyl group and at least one of them is nicotinoyl group, m is an integer of 0, 1 or 2, and n is an integer of 0 or 1, which is useful for prophylaxis and treatment of hyperlipemia and the compounds wherein R<sup>l</sup> and R<sup>3</sup> being nicotinoyl group and n is 0 being also effective for prophylaxis and treatment of hepatic diseases, and pharmaceutical composition containing said compounds as an active ingredient. |