The present invention provides a compound represented by the formula:
wherein each symbol is as defined in the specification.
Since the compound of the present invention has superior hypoglycemic action and superior hypolipidemic action, it is useful as an agent for the prophylaxis or treatment of diabetes, hyperlipidemia, impaired glucose tolerance and the like.
The present invention provides a compound represented by the formula:
wherein each symbol is as defined in the specification.
Since the compound of the present invention has superior hypoglycemic action and superior hypolipidemic action, it is useful as an agent for the prophylaxis or treatment of diabetes, hyperlipidemia, impaired glucose tolerance and the like.
Ruthenium‐Catalyzed Direct Asymmetric Reductive Amination of Diaryl and Sterically Hindered Ketones with Ammonium Salts and H
<sub>2</sub>
作者:Le' an Hu、Yao Zhang、Qing‐Wen Zhang、Qin Yin、Xumu Zhang
DOI:10.1002/anie.201915459
日期:2020.3.23
A Ru-catalyzed directasymmetric reductive amination of ortho-OH-substituted diaryl and sterically hindered ketones with ammonium salts is reported. This method represents a straightforward route toward the synthesis of synthetically useful chiral primary diarylmethylamines and sterically hindered benzylamines (up to 97 % yield, 93->99 % ee). Elaborations of the chiral amine products into bioactive