US 11,910,709 B2
Organic compound, and electronic element and electronic device using same
Kongyan Zhang, Xi'an (CN); Tiantian Ma, Xi'an (CN); and Jiamei Cao, Xi'an (CN)
Assigned to SHAANXI LIGHTE OPTOELECTRONICS MATERIAL CO., LTD., Xi'an (CN)
Appl. No. 17/913,193
Filed by Shaanxi Lighte Optoelectronics Material Co., Ltd., Xi'an (CN)
PCT Filed May 11, 2021, PCT No. PCT/CN2021/093160
§ 371(c)(1), (2) Date Sep. 21, 2022,
PCT Pub. No. WO2021/228111, PCT Pub. Date Nov. 18, 2021.
Claims priority of application No. 202010398845.6 (CN), filed on May 12, 2020; and application No. 202010889735.X (CN), filed on Aug. 28, 2020.
Prior Publication US 2023/0301182 A1, Sep. 21, 2023
Int. Cl. C07D 251/24 (2006.01); C07D 403/04 (2006.01); C07D 405/04 (2006.01); C07D 405/10 (2006.01); C07D 405/14 (2006.01); C07D 409/14 (2006.01); H01L 51/00 (2006.01); H01L 51/50 (2006.01); H10K 85/60 (2023.01); H10K 50/11 (2023.01)
CPC H10K 85/654 (2023.02) [C07D 251/24 (2013.01); C07D 403/04 (2013.01); C07D 405/04 (2013.01); C07D 405/10 (2013.01); C07D 405/14 (2013.01); C07D 409/14 (2013.01); H10K 85/615 (2023.02); H10K 85/626 (2023.02); H10K 85/6572 (2023.02); H10K 85/6574 (2023.02); H10K 85/6576 (2023.02); H10K 50/11 (2023.02)] 15 Claims
OG exemplary drawing
 
1. An organic compound, having a structure represented by the following formula 3-1, formula 3-2 or formula 3-4:

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wherein Z is selected from O, S, C(R3R4), and N(R5);
R3 and R4 are the same or different, and are each independently selected from alkyl with 1 to 4 carbon atoms, aryl with 6 to 12 carbon atoms, or heteroaryl with 3 to 12 carbon atoms;
R5 is selected from substituted or unsubstituted aryl with 6 to 20 carbon atoms, and substituted or unsubstituted heteroaryl with 3 to 20 carbon atoms, and substituents in R5 are each independently selected from deuterium, fluorine, alkyl with 1 to 4 carbon atoms, cycloalkyl with 5 to 10 carbon atoms, and trialkylsilyl with 3 to 7 carbon atoms;
X1, X2 and X3 are the same or different, and are each independently selected from C(H) or N, and at least one of X1, X2 and X3 is N;
R1 and R2 are the same or different, and are each independently selected from deuterium, fluorine, alkyl with 1 to 4 carbon atoms, cycloalkyl with 5 to 10 carbon atoms, alkoxy with 1 to 4 carbon atoms, alkylthio with 1 to 4 carbon atoms, trialkylsilyl with 3 to 7 carbon atoms, and a group D; wherein the group D is selected from substituted or unsubstituted aryl with 6 to 20 carbon atoms, and substituted or unsubstituted heteroaryl with 3 to 20 carbon atoms, and substituents in the group D are each selected from deuterium, fluorine, alkyl with 1 to 4 carbon atoms, cycloalkyl with 5 to 10 carbon atoms, and trialkylsilyl with 3 to 7 carbon atoms; n1 represents the number of R1, and n2 represents the number of R2; R1 and R2 are represented by Ri, and n1 to n2 are represented by ni, i is a variable representing 1 or 2; ni is each independently selected from 0, 1, 2, 3 or 4; and any two nis are the same or different when ni is greater than one; optionally, any two adjacent Ris form a ring;
Ari is selected from the group consisting of the following groups:

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wherein, in formula 3-2 and formula 3-4, one hydrogen of Ar1 is replaced by an Ad;
L1, L2 and L3 are the same or different, and are each independently selected from a single bond, substituted or unsubstituted arylene with 6 to 35 carbon atoms, and substituted or unsubstituted heteroarylene with 3 to 30 carbon atoms;
Ar2 is selected from a substituted or unsubstituted group V1, and the unsubstituted group V1 is selected from the group consisting of the following groups:

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the substituted group V1 has one or more substituents, wherein the substituents are each independently selected from deuterium, fluorine, alkyl with 1 to 4 carbon atoms, fluoroalkyl with 1 to 4 carbon atoms, trialkylsilyl with 3 to 7 carbon atoms, alkoxy with 1 to 4 carbon atoms, alkylthio with 1 to 4 carbon atoms, cyclopentyl, cyclohexyl, pyridyl, and phenyl;
substituents in L1 to L3 are the same or different, and are each independently selected from deuterium, halogen group, a group A, trialkylsilyl with 3 to 12 carbon atoms, triarylsilyl with 18 to 24 carbon atoms, alkyl with 1 to 10 carbon atoms, haloalkyl with 1 to 10 carbon atoms, alkenyl with 2 to 6 carbon atoms, cycloalkyl with 3 to 10 carbon atoms, alkoxy with 1 to 10 carbon atoms, alkylthio with 1 to 10 carbon atoms; the group A is selected from substituted or unsubstituted heteroaryl with 3 to 20 carbon atoms or substituted or unsubstituted aryl with 6 to 20 carbon atoms, and substituents in the group A are selected from deuterium, halogen group, and alkyl with 1 to 4 carbon atoms; optionally, any two adjacent substituents form a ring; and
Ad represents adamantyl, in formula 3-1 and formula 3-2, just only one Ad is present; in formula 3-4, just only two Ads are present.