Regioselective alkylation of 2,4-dihydroxybenzyaldehydes and 2,4-dihydroxyacetophenones
作者:Aziza Frank、Negar Hamidi、Fengtian Xue
DOI:10.1016/j.tetlet.2022.153755
日期:2022.4
We report a cesium bicarbonate-mediated alkylation of 2,4-dihydroxybenzyaldehyde and 2,4-dihydroxyacetophenone to generate 4-alkylated products in acetonitrile at 80 °C with excellent regioselectivity, up to 95% isolated yields, and broad substrate scope.
The present invention provides an agent for the prophylaxis or treatment of diabetes, which is associated with a fewer side effects such as body weight gain, adipocyte accumulation, cardiac hypertrophy and the like, and which contains a compound represented by the formula: wherein each symbol is as defined in the specification, or a salt thereof or a prodrug thereof.
The present invention provides an agent for the prophylaxis or treatment of diabetes, which is associated with a ferwer side effects such as body weight gain, adipocyte accumulation, cardiac hypertrophy and the like, and which contains a compound represented by the formula: wherein each symbol is as defined in the specification, or a salt thereof or a prodrug thereof.