摘要 |
Provided are a heteroaromatic cycle-containing compound used for an organic light emitting diode, represented by Formula 1: wherein X is N or C; Ar1 is a phenyl group, a C6-C20 aryl group, a C7-C20 arylalkyl group, a C7-C20 arylalkoxy group, a C6-C20 arylamino group, a C6-C20 heteroarylamino group, or a C2-C20 hetero ring group; and Ar2, Ar3 and Ar4 are each independently hydrogen, a cyano group, a hydroxyl group, a nitro group, halogen, phenyl, a C1-C20 alkyl group, a C1-C20 alkoxy group, a C6-C20 aryl group, a C7-C20 arylalkyl group, a C2-C20 alkylalkoxy group, a C7-C20 arylalkoxy group, a C6-C20 arylamino group, a C1-C20 alkylamino group, a C6-C20 heteroarylamino group, or a C2-C20 hetero ring group, wherein, when X is N, Ar4 is a lone electron pair, and when X is C, Ar3 and Ar4 are alternatively bound together to form a carbon ring.
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