| 摘要 |
<p>An aromatic compound having sulfonyl groups useful as an intermediate or raw material for novel polyimides having a good and well-balanced heat resistance and moldability is produced by reacting a compound represented by the general formula,
<Chemistry id="chema01" num="0001"><Image id="ia01" he="5" wi="28" file="IMGA0001.TIF" imgContent="chem" imgFormat="TIFF" inline="no" /></Chemistry>wherein Ar is
<Chemistry id="chema02" num="0002"><Image id="ia02" he="9" wi="53" file="IMGA0002.TIF" imgContent="chem" imgFormat="TIFF" inline="no" /></Chemistry>or
<Chemistry id="chema03" num="0003"><Image id="ia03" he="15" wi="84" file="IMGA0003.TIF" imgContent="chem" imgFormat="TIFF" inline="no" /></Chemistry>Y is a bond, oxygen atom, sulfur atom,
<Chemistry id="chema04" num="0004"><Image id="ia04" he="18" wi="24" file="IMGA0004.TIF" imgContent="chem" imgFormat="TIFF" inline="no" /></Chemistry>nd R is a hydrogen atom or-SO<Sub>2</Sub>X and X is a halogen atom or alkali metal, with a compound represented by the following general formula,
<Chemistry id="chema05" num="0005"><Image id="ia05" he="12" wi="33" file="IMGA0005.TIF" imgContent="chem" imgFormat="TIFF" inline="no" /></Chemistry>wherein X' and X<Sup>2</Sup> are simultaneously methyl groups or form
<Chemistry id="chema06" num="0006"><Image id="ia06" he="19" wi="57" file="IMGA0006.TIF" imgContent="chem" imgFormat="TIFF" inline="no" /></Chemistry>and Z is a hydrogen atom, alkyl group having 1 to 6 carbon atoms or aryl group having 6 to 8 carbon atoms and R' is a hydrogen atom, -SO<Sub>2</Sub>X, halogen atom or nitro group, X is a halogen atom or alkali metal and one or R and R' is -SO<Sub>2</Sub>X and the other is a different group.</p><p>The resultant product is of the formula
<Chemistry id="chema07" num="0007"><Image id="ia07" he="12" wi="84" file="IMGA0007.TIF" imgContent="chem" imgFormat="TIFF" inline="no" /></Chemistry>and the target polyimides have a recurring unit of the formula,
<Chemistry id="chema08" num="0008"><Image id="ia08" he="26" wi="85" file="IMGA0008.TIF" imgContent="chem" imgFormat="TIFF" inline="no" /></Chemistry></p> |
