ATA314576A - Verfahren zur herstellung von 4-nideralkyl-5- cyano-oxazolen - Google Patents
Verfahren zur herstellung von 4-nideralkyl-5- cyano-oxazolenInfo
- Publication number
- ATA314576A ATA314576A AT763145A AT314576A ATA314576A AT A314576 A ATA314576 A AT A314576A AT 763145 A AT763145 A AT 763145A AT 314576 A AT314576 A AT 314576A AT A314576 A ATA314576 A AT A314576A
- Authority
- AT
- Austria
- Prior art keywords
- nideralkyl
- oxazoles
- cyano
- preparation
- 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 (2)
| Publication Number | Publication Date |
|---|---|
| ATA314576A true ATA314576A (de) | 1979-01-15 |
| AT351526B AT351526B (de) | 1979-07-25 |
Family
ID=24291122
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| AT314576A AT351526B (de) | 1975-04-30 | 1976-04-29 | Verfahren zur herstellung von 4-niederalkyl-5- cyano-oxazolen |
Country Status (10)
| Country | Link |
|---|---|
| US (1) | US4026901A (de) |
| JP (1) | JPS51131873A (de) |
| AT (1) | AT351526B (de) |
| BE (1) | BE841260A (de) |
| CH (1) | CH622513A5 (de) |
| DD (1) | DD125346A5 (de) |
| DE (1) | DE2616349A1 (de) |
| FR (1) | FR2309547A1 (de) |
| GB (1) | GB1542065A (de) |
| NL (1) | NL7604619A (de) |
Families Citing this family (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA1122220A (en) * | 1978-11-02 | 1982-04-20 | Hans Hoffmann-Paquotte | Process for the manufacture of an oxazole |
| EP0224706A1 (de) * | 1985-11-01 | 1987-06-10 | F. Hoffmann-La Roche Ag | Verfahren zur Herstellung eines Oxazols |
| 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 (en) | 2012-04-25 | 2013-10-31 | Dsm Ip Assets B.V. | Process for synthesis of 4-methyloxazole-5-carboxamide |
| EP2844634B1 (de) | 2012-05-03 | 2021-04-14 | DSM IP Assets B.V. | Verfahren zur herstellung von zwischenverbindungen zur herstellung von vitamin b6 |
| EP3260447A1 (de) | 2012-05-03 | 2017-12-27 | DSM IP Assets B.V. | Verfahren zur herstellung von 4-methyloxazol-5-carboxylester |
| WO2020022416A1 (ja) | 2018-07-27 | 2020-01-30 | 三菱瓦斯化学株式会社 | 芳香族ニトリル化合物の製造方法、及び炭酸エステルの製造方法 |
| 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 NL NL7604619A patent/NL7604619A/xx not_active Application Discontinuation
- 1976-04-29 DD DD192603A patent/DD125346A5/xx unknown
- 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 BE BE166551A patent/BE841260A/xx not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| CH622513A5 (de) | 1981-04-15 |
| US4026901A (en) | 1977-05-31 |
| BE841260A (fr) | 1976-10-29 |
| FR2309547B1 (de) | 1978-05-19 |
| NL7604619A (nl) | 1976-11-02 |
| FR2309547A1 (fr) | 1976-11-26 |
| JPS51131873A (en) | 1976-11-16 |
| AT351526B (de) | 1979-07-25 |
| GB1542065A (en) | 1979-03-14 |
| DD125346A5 (de) | 1977-04-13 |
| DE2616349A1 (de) | 1976-11-11 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ELJ | Ceased due to non-payment of the annual fee | ||
| ELJ | Ceased due to non-payment of the annual fee | ||
| RER | Ceased as to paragraph 5 lit. 3 law introducing patent treaties |