EP4352064A4 - Process for producing biotin intermediate - Google Patents

Process for producing biotin intermediate

Info

Publication number: EP4352064A4
Authority: EP; European Patent Office
Prior art keywords: producing biotin; biotin intermediate; producing; biotin
Prior art date: 2021-06-11
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

EP21944657.2A

Other languages

German (de)

French (fr)

Other versions

EP4352064A1 (en

Inventor

Werner Bonrath

Bo Gao

Kun Peng

Qiong-mei ZHANG

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.)

DSM IP Assets BV

Original Assignee

DSM IP Assets BV

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.)

2021-06-11

Filing date

2021-06-11

Publication date

2025-04-09

2021-06-11 Application filed by DSM IP Assets BV filed Critical DSM IP Assets BV

2024-04-17 Publication of EP4352064A1 publication Critical patent/EP4352064A1/en

2025-04-09 Publication of EP4352064A4 publication Critical patent/EP4352064A4/en

Status Pending legal-status Critical Current

Classifications

- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D513/00—Heterocyclic compounds containing in the condensed system at least one hetero ring having nitrogen and sulfur atoms as the only ring hetero atoms, not provided for in groups C07D463/00, C07D477/00 or C07D499/00 - C07D507/00
- C07D513/02—Heterocyclic compounds containing in the condensed system at least one hetero ring having nitrogen and sulfur atoms as the only ring hetero atoms, not provided for in groups C07D463/00, C07D477/00 or C07D499/00 - C07D507/00 in which the condensed system contains two hetero rings
- C07D513/04—Ortho-condensed systems

Landscapes

Chemical & Material Sciences (AREA)
Organic Chemistry (AREA)
Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)

EP21944657.2A 2021-06-11 2021-06-11 Process for producing biotin intermediate Pending EP4352064A4 (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
PCT/CN2021/099884 WO2022257151A1 (en)	2021-06-11	2021-06-11	Process for producing biotin intermediate

Publications (2)

Publication Number	Publication Date
EP4352064A1 EP4352064A1 (en)	2024-04-17
EP4352064A4 true EP4352064A4 (en)	2025-04-09

Family

ID=84424510

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
EP21944657.2A Pending EP4352064A4 (en)	2021-06-11	2021-06-11	Process for producing biotin intermediate

Country Status (3)

Country	Link
EP (1)	EP4352064A4 (en)
CN (1)	CN117440957A (en)
WO (1)	WO2022257151A1 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
CN116396306A (en) *	2023-04-13	2023-07-07	华东理工大学	A kind of preparation method of D-biotin key intermediate thiolactone
WO2024250224A1 (en) *	2023-06-08	2024-12-12	Dsm Ip Assets B.V.	A process for producing a biotin intermediate

Citations (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US4877882A (en) *	1986-04-19	1989-10-31	Merck Patent Gesellschaft Mit Beschrankter Haftung	Process for the preparation of D-(+)-biotin

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE3928263A1 (en) *	1989-08-26	1991-02-28	Merck Patent Gmbh	METHOD FOR PRODUCING 7-CYAN-7,7A-DIHYDRO-1H, 3H-IMIDAZOLE (1,5-C) THIAZOL-5 (6H) -ONES
DE4024692A1 (en) *	1990-08-03	1992-02-06	Merck Patent Gmbh	METHOD FOR PRODUCING CYANHYDANTOINES
DE4116157A1 (en) *	1991-05-17	1992-11-19	Merck Patent Gmbh	METHOD FOR PRODUCING IMIDAZOTHIAZOLONE DERIVATIVES
EP1582522A4 (en) *	2002-12-13	2007-08-08	Meiji Seika Kaisha	Intermediate for 2-substituted carbapenem derivative and production process
WO2005095401A1 (en) *	2004-03-22	2005-10-13	Boehringer Ingelheim Pharmaceuticals, Inc.	Alpha-trifluoromethyl alcohols or amines as glucocorticoid mimetics
WO2012105629A1 (en) *	2011-02-02	2012-08-09	出光興産株式会社	Nitrogenated heterocyclic derivative, electron-transporting material for organic electroluminescent elements, and organic electroluminescent element using same
FR2972453B1 (en) *	2011-03-09	2013-11-29	Minakem	NOVEL PROCESS FOR THE SYNTHESIS OF METHYL (1R, 2S, 5S) -6,6-DIMETHYL-3-AZABICYCLO [3.1.0] HEXANE-2-CARBOXYLATE OR ONE OF ITS SALTS
US20180065990A1 (en) *	2016-09-07	2018-03-08	Dsm Ip Assets B.V.	Process for the preparation of a substituted imidazothiazolone compound
CN111620903A (en) *	2020-06-17	2020-09-04	安徽贝克联合制药有限公司	C-nucleoside analogue, preparation method and application of nitrile-containing C-nucleoside compound for synthesizing Rudexilvir
EP4352065A4 (en) *	2021-06-11	2025-03-12	DSM IP Assets B.V.	PROCESS FOR PRODUCING A BIOTIN INTERMEDIATE
CN119101067A (en) *	2023-06-08	2024-12-10	帝斯曼知识产权资产管理有限公司	Method for producing biotin intermediates

2021
- 2021-06-11 EP EP21944657.2A patent/EP4352064A4/en active Pending
- 2021-06-11 CN CN202180099069.2A patent/CN117440957A/en active Pending
- 2021-06-11 WO PCT/CN2021/099884 patent/WO2022257151A1/en not_active Ceased

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US4877882A (en) *	1986-04-19	1989-10-31	Merck Patent Gesellschaft Mit Beschrankter Haftung	Process for the preparation of D-(+)-biotin

Also Published As

Publication number	Publication date
CN117440957A (en)	2024-01-23
EP4352064A1 (en)	2024-04-17
WO2022257151A1 (en)	2022-12-15

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Legal Events

Date	Code	Title	Description
2022-12-16	STAA	Information on the status of an ep patent application or granted ep patent	Free format text: STATUS: THE INTERNATIONAL PUBLICATION HAS BEEN MADE
2024-03-15	PUAI	Public reference made under article 153(3) epc to a published international application that has entered the european phase	Free format text: ORIGINAL CODE: 0009012
2024-03-15	STAA	Information on the status of an ep patent application or granted ep patent	Free format text: STATUS: REQUEST FOR EXAMINATION WAS MADE
2024-04-17	17P	Request for examination filed	Effective date: 20231124
2024-04-17	AK	Designated contracting states	Kind code of ref document: A1 Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR
2024-09-18	DAV	Request for validation of the european patent (deleted)
2024-09-18	DAX	Request for extension of the european patent (deleted)
2024-10-02	RAP3	Party data changed (applicant data changed or rights of an application transferred)	Owner name: DSM IP ASSETS B.V.
2025-04-09	A4	Supplementary search report drawn up and despatched	Effective date: 20250311
2025-04-09	RIC1	Information provided on ipc code assigned before grant	Ipc: C07D 513/04 20060101AFI20250306BHEP