| 摘要 |
<p>The present invention relates to a novel red color emitting compound of formula (I), an organic electroluminescent device using the compound, and a method for manufacturing the device. The present invention also relates to a red organic electroluminescent emitting device having high chromaticity and high brightness by using the compounds of the following formula (I) having high luminescence efficiency;
<Chemistry id="chema01" num="0001"><Image id="ia01" he="42" wi="70" file="IMGA0001.TIF" imgContent="chem" imgFormat="TIFF" /></Chemistry>
wherein R<Sup>1</Sup> is independently selected from the group consisting of hydrogen atom and substituted or unsubstituted C<Sub>1-6</Sub>alkyl; X represents N, S, or O; and Y represents hydrogen atom, substituted or unsubstituted C<Sub>1-6</Sub>alkyl, or substituted or unsubstituted C<Sub>1-6</Sub>alkoxy.</p> |
