| abstract |
The present invention relates to a method for producing such a compound and the application of the compound or a salt thereof to an anti-type II diabetes drug. The present invention provides a benzopyran compound represented by the general formula (1) or a salt thereof. [Chemical 1] (However, in the general formula (I), the 3- and 4-positions are single bonds or double bonds, R 1 is a hydrogen atom or an optionally substituted C 1 -C 6 alkyl, and R 2 is a hydrogen atom. , An optionally substituted C 1 -C 6 alkyl or an optionally substituted aromatic ring group or aromatic heterocyclic group.) |