| 摘要 |
PURPOSE: A pyrene-based compound is provided to ensure excellent color purity and long lifetime, thereby improving color purity and lifetime property of blue of an organic electroluminescence device. CONSTITUTION: A pyrene-based compound has a structure of chemical formula (1). In chemical formula (1), A1 and A2 are independently substituted or unsubstituted C6-24 aryl group or substituted or unsubstituted C2-24 heteroaryl group, wherein the substituent of A1 and A2 is any one selected from substituted or unsubstituted C1-24 alkyl group, substituted or unsubstituted C3-24 cycloalkyl group, substituted or unsubstituted C1-24 alkoxy group, cyano group, halogen group, substituted or unsubstituted C6-24 aryl group, substituted or unsubstituted C6-24 aryloxy group, substituted or unsubstituted C2-24 heteroaryl group, substituted or unsubstituted C6-40 arylamino group, substituted or unsubstituted C2-40 alkylamino group, substituted or unsubstituted C3-40 germanium, substituted or unsubstituted C2-40 boron, substituted or unsubstituted C1-24 silyl group, and deuterium.
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