公开(公告)号：US20240300978A1

公开(公告)日：2024-09-12

申请号：US18361304

申请日：2023-07-28

Applicant: IDEMITSU KOSAN CO., LTD.

Inventor： Yoshinao SHIRASAKI ,  Masatoshi SAITO ,  Kei YOSHIDA ,  Tetsuya MASUDA ,  Masato NAKAMURA ,  Tomokatsu KUSHIDA

IPC: C07D519/00 ,  H10K50/11 ,  H10K50/16 ,  H10K85/60 ,  H10K101/10

CPC classification number: C07D519/00 ,  H10K85/624 ,  H10K85/654 ,  H10K85/6572 ,  H10K85/6574 ,  H10K85/6576 ,  H10K50/11 ,  H10K50/166 ,  H10K2101/10

Abstract: A compound represented by the following formula (A1) (X1 is O or S; two or more of Y1, Y2, and Y3 are N; and Ar1 is an aryl group including 6 to 50 ring carbon atoms, comprising a benzene ring having at least substituent Ar2 at the ortho-position; Ar2 is an aryl group; and Ar3 is a predetermined group).

公开(公告)号：US20220281856A1

公开(公告)日：2022-09-08

申请号：US17635584

申请日：2020-08-19

Applicant: IDEMITSU KOSAN CO.,LTD.

Inventor： Masatoshi SAITO ,  Kei YOSHIDA ,  Tomokatsu KUSHIDA ,  Tetsuya MASUDA

IPC: C07D409/10 ,  C07D409/14 ,  C07D405/10 ,  C07D405/14 ,  C07C15/28 ,  C07C15/38 ,  C07C15/30 ,  C07D307/91 ,  C07D405/12 ,  C07D403/14 ,  C07C255/51 ,  C07F1/02 ,  H01L51/00

Abstract: A compound represented by the following formula (1): wherein R1 to R14, L1 to L3, p, q, r, n, and X1 are defined in the description.

公开(公告)号：US20250057041A1

公开(公告)日：2025-02-13

申请号：US18774694

申请日：2024-07-16

Applicant: IDEMITSU KOSAN CO.,LTD.

Inventor： Ryo NAGATA ,  Shintaro BAN ,  Yuki NAKANO ,  Ryota TAKAHASHI ,  Kiyoshi IKEDA ,  Tomokatsu KUSHIDA ,  Sigma HASHIMOTO ,  Yuichiro KAWAMURA

IPC: H10K85/60 ,  C07D471/04 ,  C09K11/06 ,  H10K50/11 ,  H10K101/25 ,  H10K101/30

Abstract: A compound represented by a formula (1). In the formula (1): X1 to X4 are each independently a nitrogen atom or CRx; at least one of X1 to X4 is a nitrogen atom; a ring A, a ring B, and a ring C are each independently an aromatic hydrocarbon ring or a heterocycle; Ar1 is a hydrogen atom, an aryl group, or a group represented by a formula (2); and Ar2 is an aryl group or a group represented by a formula (3).

公开(公告)号：US20230039299A1

公开(公告)日：2023-02-09

申请号：US17634119

申请日：2021-02-19

Applicant: IDEMITSU KOSAN CO.,LTD.

Inventor： Ryota TAKAHASHI ,  Tomokatsu KUSHIDA ,  Yu KUDO ,  Yuki NAKANO

IPC: H01L51/00 ,  C07D487/22

Abstract: A compound represented by the following formulas (1-1) and (1-3), or a compound represented by the following formulas (1-2) and (1-3). At least one of R1 to R16 is a substituted or unsubstituted alkyl group including 1 to 50 carbon atoms or the like. In the compound represented by the formulas (1-1) and (1-3), at least one of R5 to R7 and R14 to R16 is —N(R36)(R37), and in the compound represented by the formulas (1-2) and (1-3), at least one of R2 to R16 is —N(R36)(R37).

公开(公告)号：US20220298147A1

公开(公告)日：2022-09-22

申请号：US17634952

申请日：2020-08-19

Applicant: IDEMITSU KOSAN CO.,LTD.

Inventor： Kei YOSHIDA ,  Masatoshi SAITO ,  Tomokatsu KUSHIDA ,  Tetsuya MASUDA

IPC: C07D409/14 ,  C07D409/12 ,  C07D405/14 ,  C07D405/04

Abstract: The compounds represented by formula (1): wherein X1, X2, Y1 to Y3, L, *a, R1 to R9, R11 to R18, and R21 to R27 are as defined in the description, provides organic electroluminescence devices having device performance further improved.

公开(公告)号：US20240334813A1

公开(公告)日：2024-10-03

申请号：US18570822

申请日：2022-06-02

Applicant: IDEMITSU KOSAN CO., LTD.

Inventor： Masato MITANI ,  Tomokatsu KUSHIDA ,  Sayaka MIZUTANI ,  Masatoshi SAITO ,  Kei YOSHIDA ,  Yoshinori AOYAMA ,  Ryota TAKAHASHI

IPC: H10K85/60 ,  C07D405/04 ,  C07D405/10 ,  C07D409/04 ,  C07D409/10 ,  H10K50/16

CPC classification number: H10K85/622 ,  C07D405/04 ,  C07D405/10 ,  C07D409/04 ,  C07D409/10 ,  H10K50/166 ,  H10K85/626 ,  H10K85/654 ,  H10K85/6574 ,  H10K85/6576

Abstract: A compound represented by the following formula (1).

公开(公告)号：US20230047894A1

公开(公告)日：2023-02-16

申请号：US17299937

申请日：2019-12-06

Applicant: IDEMITSU KOSAN CO.,LTD.

Inventor： Yoshinao SHIRASAKI ,  Masatoshi SAITO ,  Kei YOSHIDA ,  Tetsuya MASUDA ,  Masato NAKAMURA ,  Tomokatsu KUSHIDA

IPC: C07D519/00 ,  H01L51/00

Abstract: A compound represented by the following formula (A1) (X1 is O or S; two or more of Y1, Y2, and Y3 are N; and Ar1 is an aryl group including 6 to 50 ring carbon atoms, comprising a benzene ring having at least substituent Ar2 at the ortho-position; Ar2 is an aryl group; and Ar3 is a predetermined group).

公开(公告)号：US20220384734A1

公开(公告)日：2022-12-01

申请号：US17634844

申请日：2020-08-19

Applicant: IDEMITSU KOSAN CO.,LTD.

Inventor： Tomokatsu KUSHIDA ,  Ryoji MAEDA ,  Masatoshi SAITO ,  Kei YOSHIDA

IPC: H01L51/00 ,  C07D235/08 ,  C09K11/06

Abstract: The compounds represented by formula (1): wherein Ar1, Ar2, m, n, L, R, are R1 to R4 are as defined in the description, provides organic electroluminescence devices having device performance further improved.

公开(公告)号：US20220359831A1

公开(公告)日：2022-11-10

申请号：US17635957

申请日：2020-08-19

Applicant: IDEMITSU KOSAN CO.,LTD.

Inventor： Tomokatsu KUSHIDA ,  Kei YOSHIDA ,  Masatoshi SAITO ,  Yoshinao SHIRASAKI ,  Masato NAKAMURA ,  Michelle GROARKE ,  Heinz WOLLEB ,  Natalia CHEBOTAREVA

IPC: H01L51/00 ,  C07D409/10

Abstract: To provide a compound that further improves the capability of an organic EL device, an organic EL device having a further improved device capability, and an electronic device including the organic EL device. A compound represented by the following formula (1) (wherein *p, *q, *r, *s, *b, *a, R1, R2, R11 to R18, L, and R31 to R35 are defined in the description), an organic electroluminescent device containing the compound, and an electronic device including the organic electroluminescent device.

公开(公告)号：US20220289717A1

公开(公告)日：2022-09-15

申请号：US17573406

申请日：2022-01-11

Applicant: IDEMITSU KOSAN CO.,LTD.

Inventor： Masato MITANI ,  Masatoshi SAITO ,  Kei YOSHIDA ,  Tomokatsu KUSHIDA ,  Sayaka MIZUTANI

IPC: C07D403/10 ,  H01L51/00 ,  C07D405/14 ,  C07D409/14 ,  C07D403/14 ,  C07D401/14 ,  C07D401/10 ,  C07D519/00

Abstract: Provided is a compound represented by a formula (1). In the formula (1): X1 to X5 each independently represent a nitrogen atom or CR10; two or more of X1 to X5 are nitrogen atoms; Y1 to Y5 each independently represent a nitrogen atom or CR20; one or more of Y1 to Y5 are nitrogen atoms; R10, R20, and R5 to R7 forming neither a monocyclic ring nor a fused ring, and R8 and R9 each independently represent a hydrogen atom, an aryl group, a heterocyclic group, or the like; a represents 0, 1, 2, or 3; b represents 0, 1, 2, or 3; and L1 and L2 each independently represent a single bond, an arylene group, a divalent heterocyclic group, or the like.