68572-87-2Relevant articles and documents
Thielens
, p. 543 (1958)
Preparation method of dibenzo [g,p] condensed naphthalene compound
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Paragraph 0108-0111, (2020/03/25)
The invention relates to the field, of organic synthesis, and particularly relates to a preparation method [g,p] of a dibenzo. condensed naphthalene compound 1, and the preparation method, of the compound of Formula: comprises 7 reacting the compound of Formula, in the presence of an inorganic Lewis acid and an oxidizing agent to obtain a compound 1 of Formula. The present invention provides a method for preparing a dibenzo [g,p] fused bicyclic naphthalene compound according to the present invention by using an inorganic Lewis acid and an oxidizing agent to, prepare a compound of, the, present invention having a high overall, conversion rate, and, a high efficiency . industrial production operation .
Phosphorescence host material and application thereof in organic electroluminescence devices
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Paragraph 0052; 0054-0057, (2019/10/15)
The invention relates to an organic compound; the organic compound is as shown in a formula (1), and the formula (1) is described in the description, wherein the dotted circle represents a benzene ring structure, and indole derivative groups positioned at the two sides of the benzene ring structure are fused into indolocarbazole derivatives by means of the benzene ring structure; X1-X8 is CR or N;one of Ar1 and Ar2 is selected from pi-absence electron-type aromatic groups of C3-C30; R is selected from hydrogen, aliphatic hydrocarbon groups of C1-C4, aryl groups of C6-C30 and heteroaryl groupsof C3-C30; when multiple Rs exist, all the Rs can be the same or different; m and n are respectively integers within a range of 1-4; p is 1 or 2; L1 and L2 are respectively and independently selectedfrom a single bond, arylene groups of C6-C12 or hetero-arylene groups of C3-C12; when substituents exist in the groups, the substituents are respectively and independently selected from halogen, alkyl or cycloalkyl groups of C1-C10, alkenyl or cycloalkenyl groups of C2-C6, alkoxy or thioalkoxy groups of C1-C6, monocyclic aryl or fused ring aryl groups of C6-C30, monocyclic heteroaryl or fused ring heteroaryl groups of C3-C30, or a combined structure of the groups.
aromatic compound having fused cyclic substituent in aromatic ring and organic light-emitting diode including the same
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Paragraph 0412-0417, (2019/01/06)
The present invention relates to a compound having a cyclic substituent fused with a cyclic ring and an organic light emitting diode including the same, and more particularly, to a compound for an organic light emitting diode represented by chemical formula A and an organic light emitting diode including the same. In chemical formula A, X is a substituent having structural formula X, Y is a substituent of structural formula Y1, n is an integer from 1 to 4, and structural formulas X and Y1 are the same as described in detailed description of the present invention.