1431879-01-4

Upstream product

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• 98-80-6 phenylboronic acid 
• 140665-55-0 2-chloro-6-nitro-1,1'-biphenyl 

Relevant academic research and scientific papers

4 - nitrocarbazoles compound and use thereof

PROBLEM TO BE SOLVED: To provide a compound for an organic EL element which has high luminous efficiency and excellent durability.SOLUTION: A 4-aminocarbazole compound is represented by general formula (1) [where Arto Areach independently represent a C6-C20 aromatic hydrocarbon group, a C3-C20 heteroaromatic group containing at least one oxygen, nitrogen, or sulfur atom, or the like; Arrepresents a C6-C17 aromatic hydrocarbon group or the like; X represents a C6-C20 divalent aromatic hydrocarbon group or the like; and Rto Reach independently represent a C6-C20 aromatic hydrocarbon group or the like].

4-AMINOCARBAZOLE COMPOUND AND USE OF SAME

A 4-aminocarbazole compound represented by formula (1): wherein Ar1-Ar4 represent substituted or unsubstituted aryl, thienyl, pyridyl, benzothienyl, dibenzothienyl, dibenzofuranyl, 4-carbazolyl, dibenzothienylphenyl, dibenzofuranylphenyl or 9-carbazolylphenyl group; R1-R7 represent substituted or unsubstituted aryl, heteroaryl or heteroarylphenyl group, or alkyl, alkoxy, cyano group, or hydrogen or halogen atom; n is integer of 0-2; and X represents substituted or unsubstituted (n+1)-valent aromatic hydrocarbon, heteroaromatic or heteroarylphenyl group. The 4-aminocarbazole compound provides an organic EL device exhibiting enhanced emitting efficiency and durability.