CN117279912A - 化合物、有机电致发光元件用材料、有机电致发光元件和电子设备 - Google Patents

化合物、有机电致发光元件用材料、有机电致发光元件和电子设备 Download PDF

Info

Publication number
CN117279912A
CN117279912A CN202280011397.7A CN202280011397A CN117279912A CN 117279912 A CN117279912 A CN 117279912A CN 202280011397 A CN202280011397 A CN 202280011397A CN 117279912 A CN117279912 A CN 117279912A
Authority
CN
China
Prior art keywords
group
substituted
formula
unsubstituted
ring
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN202280011397.7A
Other languages
English (en)
Chinese (zh)
Inventor
水谷清香
中村雅人
齐藤雅俊
吉田圭
三谷真人
青山嘉宪
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Idemitsu Kosan Co Ltd
Original Assignee
Idemitsu Kosan Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Idemitsu Kosan Co Ltd filed Critical Idemitsu Kosan Co Ltd
Publication of CN117279912A publication Critical patent/CN117279912A/zh
Pending legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D405/00—Heterocyclic compounds containing both one or more hetero rings having oxygen atoms as the only ring hetero atoms, and one or more rings having nitrogen as the only ring hetero atom
    • C07D405/02—Heterocyclic compounds containing both one or more hetero rings having oxygen atoms as the only ring hetero atoms, and one or more rings having nitrogen as the only ring hetero atom containing two hetero rings
    • C07D405/10—Heterocyclic compounds containing both one or more hetero rings having oxygen atoms as the only ring hetero atoms, and one or more rings having nitrogen as the only ring hetero atom containing two hetero rings linked by a carbon chain containing aromatic rings
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D405/00—Heterocyclic compounds containing both one or more hetero rings having oxygen atoms as the only ring hetero atoms, and one or more rings having nitrogen as the only ring hetero atom
    • C07D405/14—Heterocyclic compounds containing both one or more hetero rings having oxygen atoms as the only ring hetero atoms, and one or more rings having nitrogen as the only ring hetero atom containing three or more hetero rings
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D409/00—Heterocyclic compounds containing two or more hetero rings, at least one ring having sulfur atoms as the only ring hetero atoms
    • C07D409/02—Heterocyclic compounds containing two or more hetero rings, at least one ring having sulfur atoms as the only ring hetero atoms containing two hetero rings
    • C07D409/10—Heterocyclic compounds containing two or more hetero rings, at least one ring having sulfur atoms as the only ring hetero atoms containing two hetero rings linked by a carbon chain containing aromatic rings
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D409/00—Heterocyclic compounds containing two or more hetero rings, at least one ring having sulfur atoms as the only ring hetero atoms
    • C07D409/14—Heterocyclic compounds containing two or more hetero rings, at least one ring having sulfur atoms as the only ring hetero atoms containing three or more hetero rings
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D471/00—Heterocyclic compounds containing nitrogen atoms as the only ring hetero atoms in the condensed system, at least one ring being a six-membered ring with one nitrogen atom, not provided for by groups C07D451/00 - C07D463/00
    • C07D471/02—Heterocyclic compounds containing nitrogen atoms as the only ring hetero atoms in the condensed system, at least one ring being a six-membered ring with one nitrogen atom, not provided for by groups C07D451/00 - C07D463/00 in which the condensed system contains two hetero rings
    • C07D471/04—Ortho-condensed systems
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07F—ACYCLIC, CARBOCYCLIC OR HETEROCYCLIC COMPOUNDS CONTAINING ELEMENTS OTHER THAN CARBON, HYDROGEN, HALOGEN, OXYGEN, NITROGEN, SULFUR, SELENIUM OR TELLURIUM
    • C07F7/00—Compounds containing elements of Groups 4 or 14 of the Periodic Table
    • C07F7/02—Silicon compounds
    • C07F7/08—Compounds having one or more C—Si linkages
    • C07F7/0803—Compounds with Si-C or Si-Si linkages
    • C07F7/081—Compounds with Si-C or Si-Si linkages comprising at least one atom selected from the elements N, O, halogen, S, Se or Te
    • C07F7/0812—Compounds with Si-C or Si-Si linkages comprising at least one atom selected from the elements N, O, halogen, S, Se or Te comprising a heterocyclic ring
    • C07F7/0816—Compounds with Si-C or Si-Si linkages comprising at least one atom selected from the elements N, O, halogen, S, Se or Te comprising a heterocyclic ring said ring comprising Si as a ring atom
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
    • C09K11/00—Luminescent materials, e.g. electroluminescent or chemiluminescent
    • C09K11/06—Luminescent materials, e.g. electroluminescent or chemiluminescent containing organic luminescent materials
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
    • H10K50/00—Organic light-emitting devices
    • H10K50/10—OLEDs or polymer light-emitting diodes [PLED]
    • H10K50/11—OLEDs or polymer light-emitting diodes [PLED] characterised by the electroluminescent [EL] layers
    • H10K50/12—OLEDs or polymer light-emitting diodes [PLED] characterised by the electroluminescent [EL] layers comprising dopants
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
    • H10K50/00—Organic light-emitting devices
    • H10K50/10—OLEDs or polymer light-emitting diodes [PLED]
    • H10K50/14—Carrier transporting layers
    • H10K50/16—Electron transporting layers
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
    • H10K85/00—Organic materials used in the body or electrodes of devices covered by this subclass
    • H10K85/40—Organosilicon compounds, e.g. TIPS pentacene
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
    • H10K85/00—Organic materials used in the body or electrodes of devices covered by this subclass
    • H10K85/60—Organic compounds having low molecular weight
    • H10K85/615—Polycyclic condensed aromatic hydrocarbons, e.g. anthracene
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
    • H10K85/00—Organic materials used in the body or electrodes of devices covered by this subclass
    • H10K85/60—Organic compounds having low molecular weight
    • H10K85/615—Polycyclic condensed aromatic hydrocarbons, e.g. anthracene
    • H10K85/622—Polycyclic condensed aromatic hydrocarbons, e.g. anthracene containing four rings, e.g. pyrene
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
    • H10K85/00—Organic materials used in the body or electrodes of devices covered by this subclass
    • H10K85/60—Organic compounds having low molecular weight
    • H10K85/615—Polycyclic condensed aromatic hydrocarbons, e.g. anthracene
    • H10K85/624—Polycyclic condensed aromatic hydrocarbons, e.g. anthracene containing six or more rings
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
    • H10K85/00—Organic materials used in the body or electrodes of devices covered by this subclass
    • H10K85/60—Organic compounds having low molecular weight
    • H10K85/615—Polycyclic condensed aromatic hydrocarbons, e.g. anthracene
    • H10K85/626—Polycyclic condensed aromatic hydrocarbons, e.g. anthracene containing more than one polycyclic condensed aromatic rings, e.g. bis-anthracene
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
    • H10K85/00—Organic materials used in the body or electrodes of devices covered by this subclass
    • H10K85/60—Organic compounds having low molecular weight
    • H10K85/649—Aromatic compounds comprising a hetero atom
    • H10K85/654—Aromatic compounds comprising a hetero atom comprising only nitrogen as heteroatom
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
    • H10K85/00—Organic materials used in the body or electrodes of devices covered by this subclass
    • H10K85/60—Organic compounds having low molecular weight
    • H10K85/649—Aromatic compounds comprising a hetero atom
    • H10K85/657—Polycyclic condensed heteroaromatic hydrocarbons
    • H10K85/6572—Polycyclic condensed heteroaromatic hydrocarbons comprising only nitrogen in the heteroaromatic polycondensed ring system, e.g. phenanthroline or carbazole
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
    • H10K85/00—Organic materials used in the body or electrodes of devices covered by this subclass
    • H10K85/60—Organic compounds having low molecular weight
    • H10K85/649—Aromatic compounds comprising a hetero atom
    • H10K85/657—Polycyclic condensed heteroaromatic hydrocarbons
    • H10K85/6574—Polycyclic condensed heteroaromatic hydrocarbons comprising only oxygen in the heteroaromatic polycondensed ring system, e.g. cumarine dyes
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
    • H10K85/00—Organic materials used in the body or electrodes of devices covered by this subclass
    • H10K85/60—Organic compounds having low molecular weight
    • H10K85/649—Aromatic compounds comprising a hetero atom
    • H10K85/657—Polycyclic condensed heteroaromatic hydrocarbons
    • H10K85/6576—Polycyclic condensed heteroaromatic hydrocarbons comprising only sulfur in the heteroaromatic polycondensed ring system, e.g. benzothiophene
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07B—GENERAL METHODS OF ORGANIC CHEMISTRY; APPARATUS THEREFOR
    • C07B2200/00—Indexing scheme relating to specific properties of organic compounds
    • C07B2200/05—Isotopically modified compounds, e.g. labelled
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
    • C09K2211/00—Chemical nature of organic luminescent or tenebrescent compounds
    • C09K2211/10—Non-macromolecular compounds
    • C09K2211/1018—Heterocyclic compounds
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
    • H10K50/00—Organic light-emitting devices
    • H10K50/10—OLEDs or polymer light-emitting diodes [PLED]
    • H10K50/14—Carrier transporting layers
    • H10K50/16—Electron transporting layers
    • H10K50/166—Electron transporting layers comprising a multilayered structure
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
    • H10K50/00—Organic light-emitting devices
    • H10K50/10—OLEDs or polymer light-emitting diodes [PLED]
    • H10K50/18—Carrier blocking layers

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Optics & Photonics (AREA)
  • Electroluminescent Light Sources (AREA)
  • Plural Heterocyclic Compounds (AREA)
CN202280011397.7A 2021-01-29 2022-01-27 化合物、有机电致发光元件用材料、有机电致发光元件和电子设备 Pending CN117279912A (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2021013831 2021-01-29
JP2021-013831 2021-01-29
PCT/JP2022/002978 WO2022163734A1 (ja) 2021-01-29 2022-01-27 化合物、有機エレクトロルミネッセンス素子用材料、有機エレクトロルミネッセンス素子及び電子機器

Publications (1)

Publication Number Publication Date
CN117279912A true CN117279912A (zh) 2023-12-22

Family

ID=82654691

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202280011397.7A Pending CN117279912A (zh) 2021-01-29 2022-01-27 化合物、有机电致发光元件用材料、有机电致发光元件和电子设备

Country Status (6)

Country Link
US (1) US20240172558A1 (https=)
EP (1) EP4286379A4 (https=)
JP (1) JP7482263B2 (https=)
KR (1) KR102888191B1 (https=)
CN (1) CN117279912A (https=)
WO (1) WO2022163734A1 (https=)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR102871139B1 (ko) * 2021-01-29 2025-10-14 이데미쓰 고산 가부시키가이샤 화합물, 유기 전기발광 소자용 재료, 유기 전기발광 소자 및 전자 기기

Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106573938A (zh) * 2014-05-28 2017-04-19 德山新勒克斯有限公司 有机电子元件用化合物，和使用其的有机电子元件和电子器件
CN106803541A (zh) * 2015-11-26 2017-06-06 三星显示有限公司 有机发光装置
KR20170120767A (ko) * 2016-04-22 2017-11-01 덕산네오룩스 주식회사 유기전기 소자용 화합물, 이를 이용한 유기전기소자 및 그 전자 장치
CN109890937A (zh) * 2016-10-12 2019-06-14 三星Sdi株式会社 用于有机光电子元件的化合物、有机光电子元件和显示装置
KR20200068397A (ko) * 2018-12-05 2020-06-15 솔브레인 주식회사 화합물 및 이를 포함하는 유기 발광 소자
WO2020130724A1 (ko) * 2018-12-21 2020-06-25 두산솔루스 주식회사 유기 발광 화합물 및 이를 이용한 유기 전계 발광 소자
KR20200075555A (ko) * 2018-12-18 2020-06-26 두산솔루스 주식회사 유기 발광 화합물 및 이를 이용한 유기 전계 발광 소자
CN112159348A (zh) * 2020-08-07 2021-01-01 陕西莱特光电材料股份有限公司 含氮化合物、电子元件和电子装置
CN112876462A (zh) * 2020-05-12 2021-06-01 陕西莱特光电材料股份有限公司 一种有机化合物以及使用其的电子元件和电子装置

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107501244B (zh) 2011-11-22 2022-05-03 出光兴产株式会社 芳香族杂环衍生物、有机电致发光元件用材料以及有机电致发光元件
US10784446B2 (en) 2014-11-28 2020-09-22 Idemitsu Kosan Co., Ltd. Compound, organic electroluminescence element material, organic electroluminescence element and electronic device
KR102154878B1 (ko) 2014-12-02 2020-09-10 두산솔루스 주식회사 유기 발광 화합물 및 이를 포함하는 유기 전계 발광 소자
KR102721427B1 (ko) 2016-04-11 2024-10-25 솔루스첨단소재 주식회사 유기 발광 화합물 및 이를 이용한 유기 전계 발광 소자
KR102085033B1 (ko) 2017-06-16 2020-03-05 머티어리얼사이언스 주식회사 유기 화합물 및 이를 포함하는 유기 전계 발광 소자
EP4498784A3 (en) 2018-03-30 2025-04-23 Kyulux, Inc. Composition of matter for use in organic light-emitting diodes
KR102079997B1 (ko) * 2018-07-13 2020-02-21 (주)한국리멘모터스 측정핀이 구비된 마이크로미터를 이용한 차량용 체인의 변위 측정장치
US11485706B2 (en) 2018-09-11 2022-11-01 Universal Display Corporation Organic electroluminescent materials and devices
WO2020209678A1 (ko) 2019-04-11 2020-10-15 두산솔루스 주식회사 유기 화합물 및 이를 포함하는 유기 전계 발광 소자
WO2020209679A1 (ko) 2019-04-11 2020-10-15 두산솔루스 주식회사 유기 화합물 및 이를 포함하는 유기 전계 발광 소자

Patent Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106573938A (zh) * 2014-05-28 2017-04-19 德山新勒克斯有限公司 有机电子元件用化合物，和使用其的有机电子元件和电子器件
CN106803541A (zh) * 2015-11-26 2017-06-06 三星显示有限公司 有机发光装置
KR20170120767A (ko) * 2016-04-22 2017-11-01 덕산네오룩스 주식회사 유기전기 소자용 화합물, 이를 이용한 유기전기소자 및 그 전자 장치
CN109890937A (zh) * 2016-10-12 2019-06-14 三星Sdi株式会社 用于有机光电子元件的化合物、有机光电子元件和显示装置
KR20200068397A (ko) * 2018-12-05 2020-06-15 솔브레인 주식회사 화합물 및 이를 포함하는 유기 발광 소자
KR20200075555A (ko) * 2018-12-18 2020-06-26 두산솔루스 주식회사 유기 발광 화합물 및 이를 이용한 유기 전계 발광 소자
WO2020130724A1 (ko) * 2018-12-21 2020-06-25 두산솔루스 주식회사 유기 발광 화합물 및 이를 이용한 유기 전계 발광 소자
CN112876462A (zh) * 2020-05-12 2021-06-01 陕西莱特光电材料股份有限公司 一种有机化合物以及使用其的电子元件和电子装置
CN112159348A (zh) * 2020-08-07 2021-01-01 陕西莱特光电材料股份有限公司 含氮化合物、电子元件和电子装置

Also Published As

Publication number Publication date
JPWO2022163734A1 (https=) 2022-08-04
KR20230137903A (ko) 2023-10-05
JP7482263B2 (ja) 2024-05-13
KR102888191B1 (ko) 2025-11-19
WO2022163734A1 (ja) 2022-08-04
EP4286379A4 (en) 2025-04-16
EP4286379A1 (en) 2023-12-06
US20240172558A1 (en) 2024-05-23

Similar Documents

Publication Publication Date Title
KR102837658B1 (ko) 화합물, 유기 전기발광 소자용 재료, 유기 전기발광 소자 및 전자 기기
CN115052872B (zh) 化合物、有机电致发光元件用材料、有机电致发光元件和电子设备
CN115039248B (zh) 有机电致发光元件和电子设备
CN114555572B (zh) 化合物、有机电致发光元件用材料、有机电致发光元件和电子设备
CN112334456B (zh) 化合物、有机电致发光元件用材料、有机电致发光元件和电子设备
CN117377650A (zh) 化合物、有机电致发光元件用材料、有机电致发光元件和电子设备
CN114423733B (zh) 化合物、有机电致发光元件用材料、有机电致发光元件和电子设备
CN119462582A (zh) 化合物、有机电致发光元件用材料、有机电致发光元件和电子设备
CN116457342B (zh) 化合物、有机电致发光元件用材料、有机电致发光元件和电子设备
KR102888191B1 (ko) 화합물, 유기 전기발광 소자용 재료, 유기 전기발광 소자 및 전자 기기
CN114787137B (zh) 化合物、有机电致发光元件用材料、有机电致发光元件和电子设备
CN117222629A (zh) 化合物、有机电致发光元件用材料、有机电致发光元件和电子设备
CN116724036A (zh) 化合物、有机电致发光元件用材料、有机电致发光元件和电子设备
CN116547363A (zh) 有机电致发光元件以及电子设备
JP7606539B2 (ja) 化合物、有機エレクトロルミネッセンス素子用材料、有機エレクトロルミネッセンス素子及び電子機器
CN116867770A (zh) 化合物、有机电致发光元件用材料、有机电致发光元件和电子设备
CN116829552A (zh) 化合物、有机电致发光元件用材料、有机电致发光元件和电子设备
CN120051463A (zh) 化合物、有机电致发光元件用材料、有机电致发光元件和电子设备
CN117083261A (zh) 化合物、有机电致发光元件用材料、有机电致发光元件和电子设备
CN121693495A (zh) 化合物、有机电致发光元件用材料、有机电致发光元件和电子设备
CN117545736A (zh) 化合物、有机电致发光元件用材料、有机电致发光元件和电子设备
CN118974030A (zh) 化合物、有机电致发光元件用材料、有机电致发光元件和电子设备
CN119212982A (zh) 化合物、有机电致发光元件用材料、有机电致发光元件和电子设备
CN120077049A (zh) 化合物、有机电致发光元件用材料、有机电致发光元件、和电子设备
CN117295722A (zh) 化合物、有机电致发光元件用材料、有机电致发光元件和电子设备

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination