| 摘要 |
<p>A 2-pyridinecarboxamide derivative of the formula:
<Chemistry id="chema01" num="0001"><Image id="ia01" he="24" wi="73" file="IMGA0001.TIF" imgContent="chem" imgFormat="TIFF" inline="no" /></Chemistry>wherein R' is hydrogen, lower alkyl, lower alkoxy, halogen, lower alkyl-thio or nitro and is in the 3rd-, 4th- or 5th- position of the pyridyl group, and R<Sup>2</Sup> is hydrogen, lower alkyl, lower alkoxy, phenoxy, phenyl-lower alkyl, phenyl-lower alkenyl, or halogen. Said 2-pyridinecarboxamide derivative (I) or a pharmaceutically acceptable salt thereof is useful as an anti-allergic agent.</p> |
