| 摘要 |
<p>Compounds of formula (II):
<Chemistry id="chema01" num="0001"><Image id="ia01" he="33" wi="105" file="IMGA0001.TIF" imgContent="chem" imgFormat="TIFF" inline="no" /></Chemistry>wherein
<Chemistry id="chema02" num="0002"><Image id="ia02" he="13" wi="72" file="IMGA0002.TIF" imgContent="chem" imgFormat="TIFF" inline="no" /></Chemistry><UnorderedLists id="ula01" listStyle="none"><ListItem>R1 is hydrogen or C<Sub>1-4</Sub> alkyl,</ListItem><ListItem>R<Sub>2</Sub> is hydrogen or C<Sub>1-6</Sub> alkyl,</ListItem><ListItem>R<Sub>3</Sub> is hydrogen, nitro or C<Sub>1-6</Sub> alkyl and, when Y represents
<Chemistry id="chema03" num="0003"><Image id="ia03" he="12" wi="32" file="IMGA0003.TIF" imgContent="chem" imgFormat="TIFF" inline="no" /></Chemistry>and R<Sub>2</Sub> and R<Sub>3</Sub> are hydrogen, the nitro radical is in the meta-or para- position on the benzene ring.</ListItem></UnorderedLists>
are novel and have antimycoplasmal activity. They may be produced by esterification of the corresponding carboxylic acid salt.</p> |
