Biphenyl derivative useful in the treatment of liver diseases
AssigneeTsumura & Co.
InventorsYoshiyuki Matsuoka, Kunio Hosaka, Shigefumi Takeda, Hiroshi Mitsuhashi
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Abstract
The present invention relates to a novel biphenyl derivative having a liver ailment-moderating action, which is effective for the remedy of liver diseases such as acute hepatitis and chronic hepatitis, a process for the preparation of this derivative and a liver ailment-moderating agent comprising this derivative as an active ingredient. Moreover, the present invention relates to a compound valuable as the intermediate compound for the synthesis of this derivative and a process for efficiently preparing this intermediate compound.
Claims2
A biphenyl derivative represented by the following formula (I):
- ##STR10## wherein R.sub.1 and R.sub.2 stand for a hydrogen atom or a methyl group.
Dependencies are inferred from the claim text.