| 摘要 |
<p>Herein disclosed are a tetravinylpyrazine compound which has high light-emitting efficiency and thermal stability and which is represented by the following general formula (1): <CHEM> wherein R represents an aromatic ring or a heterocyclic ring; X represents a hydrogen atom, an aliphatic hydrocarbon group, an alicyclic hydrocarbon group, an aromatic hydrocarbon group, a halogen atom, a hydroxyl group, an alkoxy group, a carboxyl group, an alkoxycarbonyl group, an acylamino group, a dialkylamino group, a nitro group, an acyloxy group or an acyloxycarbonyl group; a method for preparing the tetravinylpyrazine; and electroluminescent elements and non-linear optical materials using the pyrazine compound. <IMAGE></p> |
