1223566-79-7Relevant articles and documents
1,2,4,5-SUBSTITUTED PHENYL DERIVATIVE, METHOD FOR PRODUCING SAME AND ORGANIC ELECTROLUMINESCENT ELEMENT HAVING SAME AS CONSTITUENT COMPONENT
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Paragraph 0070; 0071; 0072, (2013/03/26)
A 1,2,4,5-substituted phenyl compound represented by the formula (1): wherein one of X1 - X5 is nitrogen and the remainders of X1-X5 are carbon; R1 and R2 represent hydrogen, C1-6 alkyl or C1-6 alkoxy; R3 and R4 represent C1-6 alkyl or C1-6 alkoxy; and m is an integer of 0 - 4, and n is an integer of 0 - 5. This compound is useful as a constituent for an organic electroluminescent device.