WO2022053318A1 - A process for producing oxazole compounds - Google Patents

A process for producing oxazole compounds Download PDF

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Publication number
WO2022053318A1
WO2022053318A1 PCT/EP2021/073491 EP2021073491W WO2022053318A1 WO 2022053318 A1 WO2022053318 A1 WO 2022053318A1 EP 2021073491 W EP2021073491 W EP 2021073491W WO 2022053318 A1 WO2022053318 A1 WO 2022053318A1
Authority
WO
WIPO (PCT)
Prior art keywords
acid
moles
compound
substituents
formula
Prior art date
Application number
PCT/EP2021/073491
Other languages
English (en)
French (fr)
Inventor
Werner Bonrath
Le DAI
Xixiang DAI
Qiangqiang LIU
Kun Peng
Liuhai WU
Lei Zhang
Original Assignee
Dsm Ip Assets B.V.
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 Dsm Ip Assets B.V. filed Critical Dsm Ip Assets B.V.
Priority to CN202180053905.3A priority Critical patent/CN116134021A/zh
Publication of WO2022053318A1 publication Critical patent/WO2022053318A1/en

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Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D263/00—Heterocyclic compounds containing 1,3-oxazole or hydrogenated 1,3-oxazole rings
    • C07D263/02—Heterocyclic compounds containing 1,3-oxazole or hydrogenated 1,3-oxazole rings not condensed with other rings
    • C07D263/30—Heterocyclic compounds containing 1,3-oxazole or hydrogenated 1,3-oxazole rings not condensed with other rings having two or three double bonds between ring members or between ring members and non-ring members
    • C07D263/34—Heterocyclic compounds containing 1,3-oxazole or hydrogenated 1,3-oxazole rings not condensed with other rings having two or three double bonds between ring members or between ring members and non-ring members with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals, directly attached to ring carbon atoms

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Heterocyclic Carbon Compounds Containing A Hetero Ring Having Nitrogen And Oxygen As The Only Ring Hetero Atoms (AREA)
PCT/EP2021/073491 2020-09-11 2021-08-25 A process for producing oxazole compounds WO2022053318A1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202180053905.3A CN116134021A (zh) 2020-09-11 2021-08-25 用于生产噁唑类化合物的方法

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN2020114721 2020-09-11
CNPCT/CN2020/114721 2020-09-11

Publications (1)

Publication Number Publication Date
WO2022053318A1 true WO2022053318A1 (en) 2022-03-17

Family

ID=77774864

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/EP2021/073491 WO2022053318A1 (en) 2020-09-11 2021-08-25 A process for producing oxazole compounds

Country Status (2)

Country Link
CN (1) CN116134021A (zh)
WO (1) WO2022053318A1 (zh)

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4093654A (en) * 1977-03-31 1978-06-06 Hoffmann-La Roche Inc. Production of pyridoxine intermediates from diketene
CN111848445A (zh) * 2019-04-30 2020-10-30 帝斯曼知识产权资产管理有限公司 一种用于生产酰氧基烯胺的改进方法

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4093654A (en) * 1977-03-31 1978-06-06 Hoffmann-La Roche Inc. Production of pyridoxine intermediates from diketene
CN111848445A (zh) * 2019-04-30 2020-10-30 帝斯曼知识产权资产管理有限公司 一种用于生产酰氧基烯胺的改进方法

Non-Patent Citations (4)

* Cited by examiner, † Cited by third party
Title
H. PAULINGB. WEIMANN: "Ullmann", 2012, VCH, pages: 248
MAL KANCHAN ET AL: "[alpha]-Keto Thioesters as Building Blocks for Accessing [gamma]-Hydroxybutenolides and Oxazoles", ADVANCED SYNTHESIS AND CATALYSIS, vol. 359, no. 15, 12 June 2017 (2017-06-12), pages 2692 - 2698, XP055861058, ISSN: 1615-4150, Retrieved from the Internet <URL:https://api.wiley.com/onlinelibrary/tdm/v1/articles/10.1002%2Fadsc.201700329> DOI: 10.1002/adsc.201700329 *
SISKO J ET AL: "An investigation of imidazole and oxazole syntheses using aryl-substituted TosMIC reagents", THE JOURNAL OF ORGANIC CHEMISTRY, AMERICAN CHEMICAL SOCIETY, vol. 65, no. 5, 10 March 2000 (2000-03-10), pages 1516 - 1524, XP002540750, ISSN: 0022-3263, [retrieved on 20000215], DOI: 10.1021/JO9917821 *
WERNER BONRATHKUN PENGQIONG-MEI ZHANGHORST PAULINGBERND-JURGEN WEIMANN: "Ullmann's Encyclopedia of Industrial Chemistry", 2020

Also Published As

Publication number Publication date
CN116134021A (zh) 2023-05-16

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