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BE841260A - Procede pour la preparation de derives de l'oxazole - Google Patents

Procede pour la preparation de derives de l'oxazole

Info

Publication number
BE841260A
BE841260A BE166551A BE166551A BE841260A BE 841260 A BE841260 A BE 841260A BE 166551 A BE166551 A BE 166551A BE 166551 A BE166551 A BE 166551A BE 841260 A BE841260 A BE 841260A
Authority
BE
Belgium
Prior art keywords
preparation
oxazole derivatives
oxazole
derivatives
Prior art date
Application number
BE166551A
Other languages
English (en)
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 filed Critical
Publication of BE841260A publication Critical patent/BE841260A/fr

Links

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
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D261/00—Heterocyclic compounds containing 1,2-oxazole or hydrogenated 1,2-oxazole rings
    • C07D261/02—Heterocyclic compounds containing 1,2-oxazole or hydrogenated 1,2-oxazole rings not condensed with other rings
    • C07D261/06—Heterocyclic compounds containing 1,2-oxazole or hydrogenated 1,2-oxazole rings not condensed with other rings having two or more double bonds between ring members or between ring members and non-ring members
    • C07D261/10—Heterocyclic compounds containing 1,2-oxazole or hydrogenated 1,2-oxazole rings not condensed with other rings having two or more 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
    • C07D261/18—Carbon atoms having three bonds to hetero atoms, with at the most one bond to halogen

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)
  • Catalysts (AREA)
BE166551A 1975-04-30 1976-04-29 Procede pour la preparation de derives de l'oxazole BE841260A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/573,226 US4026901A (en) 1975-04-30 1975-04-30 Conversion of 4-lower alkyloxazole-5-carboxamide to 4-lower alkyl-5-cyanooxazoles

Publications (1)

Publication Number Publication Date
BE841260A true BE841260A (fr) 1976-10-29

Family

ID=24291122

Family Applications (1)

Application Number Title Priority Date Filing Date
BE166551A BE841260A (fr) 1975-04-30 1976-04-29 Procede pour la preparation de derives de l'oxazole

Country Status (10)

Country Link
US (1) US4026901A (fr)
JP (1) JPS51131873A (fr)
AT (1) AT351526B (fr)
BE (1) BE841260A (fr)
CH (1) CH622513A5 (fr)
DD (1) DD125346A5 (fr)
DE (1) DE2616349A1 (fr)
FR (1) FR2309547A1 (fr)
GB (1) GB1542065A (fr)
NL (1) NL7604619A (fr)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA1122220A (fr) * 1978-11-02 1982-04-20 Hans Hoffmann-Paquotte Procede industriel d'obtention d'un oxazole
EP0224706A1 (fr) * 1985-11-01 1987-06-10 F. Hoffmann-La Roche Ag Procédé pour la préparation d'un oxazole
JP2503994B2 (ja) * 1986-09-02 1996-06-05 味の素株式会社 オキサゾリンカルボン酸誘導体及びその製造法
US5214162A (en) * 1990-12-21 1993-05-25 Hoffman-La Roche Inc. Process for manufacturing 5-cyano-4-lower alkyloxazoles
DE59408098D1 (de) * 1993-02-25 1999-05-20 Hoffmann La Roche Verfahren zur Herstellung von Oxazolderivaten
US5910594A (en) * 1997-02-13 1999-06-08 Roche Vitamins Inc. Process for the manufacture of 5-cyano-4-lower alkyl-oxazoles
WO2013160322A1 (fr) 2012-04-25 2013-10-31 Dsm Ip Assets B.V. Procédé pour la synthèse de 4-méthyloxazole-5-carboxamide
WO2013185976A1 (fr) 2012-05-03 2013-12-19 Dsm Ip Assets B.V. Nouveau procédé de préparation d'ester de l'acide 4-méthyloxazole-5-carboxylique
CN104271549B (zh) 2012-05-03 2017-07-04 帝斯曼知识产权资产管理有限公司 一种新的制备维生素b6的中间体化合物
KR102733207B1 (ko) 2018-07-27 2024-11-21 미쯔비시 가스 케미칼 컴파니, 인코포레이티드 방향족 나이트릴 화합물의 제조 방법, 및 탄산 에스터의 제조 방법
CN111100143B (zh) * 2019-12-26 2021-09-17 山东新和成精化科技有限公司 一种维生素b6中间体的连续化制备方法

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2054088A (en) * 1933-01-13 1936-09-15 Ici Ltd Manufacture of o- and peri-aryl dinitriles
FR890159A (fr) * 1942-02-07 1944-01-31 Rohm & Haas Ges Mit Beschrankt Procédé pour préparer des nitriles non saturés, en particulier de la série acrylique, à partir des amides correspondantes
CH449623A (de) * 1963-05-22 1968-01-15 Hoffmann La Roche Verfahren zur Herstellung von 4-Alkyl-5-cyan-oxazolen
BE759060A (fr) * 1969-11-18 1971-05-17 Ici Ltd Production de dinitriles aliphatiques

Also Published As

Publication number Publication date
AT351526B (de) 1979-07-25
JPS51131873A (en) 1976-11-16
DE2616349A1 (de) 1976-11-11
CH622513A5 (fr) 1981-04-15
GB1542065A (en) 1979-03-14
FR2309547B1 (fr) 1978-05-19
US4026901A (en) 1977-05-31
ATA314576A (de) 1979-01-15
FR2309547A1 (fr) 1976-11-26
NL7604619A (nl) 1976-11-02
DD125346A5 (fr) 1977-04-13

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Legal Events

Date Code Title Description
RE Patent lapsed

Owner name: F. HOFFMANN- LA ROCHE & CIE S.A.

Effective date: 19860430