NL7604619A - Werkwijze voor de bereiding van oxazoolderi- vaten. - Google Patents
Werkwijze voor de bereiding van oxazoolderi- vaten.Info
- Publication number
- NL7604619A NL7604619A NL7604619A NL7604619A NL7604619A NL 7604619 A NL7604619 A NL 7604619A NL 7604619 A NL7604619 A NL 7604619A NL 7604619 A NL7604619 A NL 7604619A NL 7604619 A NL7604619 A NL 7604619A
- Authority
- NL
- Netherlands
- Prior art keywords
- oxazole
- derives
- preparation
- oxazole derives
- Prior art date
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)
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 |
---|---|
NL7604619A true NL7604619A (nl) | 1976-11-02 |
Family
ID=24291122
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NL7604619A NL7604619A (nl) | 1975-04-30 | 1976-04-29 | Werkwijze voor de bereiding van oxazoolderi- vaten. |
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)
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 |
ES2131598T3 (es) * | 1993-02-25 | 1999-08-01 | Hoffmann La Roche | Procedimiento para la obtencion de derivados del oxazol. |
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 |
EP2844634B1 (fr) | 2012-05-03 | 2021-04-14 | DSM IP Assets B.V. | Procédé pour la préparation des composés intermédiaires pour la préparation de vitamine b6 |
EP3260447A1 (fr) | 2012-05-03 | 2017-12-27 | DSM IP Assets B.V. | Procédé de préparation d'ester4-methyloxazole-5-carboxylic |
EP3831813B1 (fr) | 2018-07-27 | 2023-05-03 | Mitsubishi Gas Chemical Company, Inc. | Procédé de production d'un composé nitrile aromatique et procédé de production d'un ester de carbonate |
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)
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 |
-
1975
- 1975-04-30 US US05/573,226 patent/US4026901A/en not_active Expired - Lifetime
-
1976
- 1976-04-07 CH CH436076A patent/CH622513A5/de not_active IP Right Cessation
- 1976-04-14 DE DE19762616349 patent/DE2616349A1/de not_active Ceased
- 1976-04-27 JP JP51047343A patent/JPS51131873A/ja active Pending
- 1976-04-28 FR FR7612561A patent/FR2309547A1/fr active Granted
- 1976-04-29 DD DD192603A patent/DD125346A5/xx unknown
- 1976-04-29 BE BE166551A patent/BE841260A/fr not_active IP Right Cessation
- 1976-04-29 AT AT314576A patent/AT351526B/de not_active IP Right Cessation
- 1976-04-29 GB GB7617495A patent/GB1542065A/en not_active Expired
- 1976-04-29 NL NL7604619A patent/NL7604619A/xx not_active Application Discontinuation
Also Published As
Publication number | Publication date |
---|---|
GB1542065A (en) | 1979-03-14 |
DD125346A5 (fr) | 1977-04-13 |
JPS51131873A (en) | 1976-11-16 |
ATA314576A (de) | 1979-01-15 |
US4026901A (en) | 1977-05-31 |
DE2616349A1 (de) | 1976-11-11 |
AT351526B (de) | 1979-07-25 |
BE841260A (fr) | 1976-10-29 |
FR2309547B1 (fr) | 1978-05-19 |
FR2309547A1 (fr) | 1976-11-26 |
CH622513A5 (fr) | 1981-04-15 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
BC | A request for examination has been filed | ||
A85 | Still pending on 85-01-01 | ||
BV | The patent application has lapsed |