FR1466673A - Improvements to the 5-beta-methylmercaptoethylhydantoin manufacturing process - Google Patents
Improvements to the 5-beta-methylmercaptoethylhydantoin manufacturing processInfo
- Publication number
- FR1466673A FR1466673A FR45662A FR45662A FR1466673A FR 1466673 A FR1466673 A FR 1466673A FR 45662 A FR45662 A FR 45662A FR 45662 A FR45662 A FR 45662A FR 1466673 A FR1466673 A FR 1466673A
- Authority
- FR
- France
- Prior art keywords
- methylmercaptoethylhydantoin
- beta
- manufacturing process
- manufacturing
- methylmercaptoethylhydantoin manufacturing
- Prior art date
- 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.)
- Expired
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D233/00—Heterocyclic compounds containing 1,3-diazole or hydrogenated 1,3-diazole rings, not condensed with other rings
- C07D233/54—Heterocyclic compounds containing 1,3-diazole or hydrogenated 1,3-diazole rings, not condensed with other rings having two double bonds between ring members or between ring members and non-ring members
- C07D233/66—Heterocyclic compounds containing 1,3-diazole or hydrogenated 1,3-diazole rings, not condensed with other rings having two 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
- C07D233/72—Two oxygen atoms, e.g. hydantoin
- C07D233/76—Two oxygen atoms, e.g. hydantoin with substituted hydrocarbon radicals attached to the third ring carbon atom
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Saccharide Compounds (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP174265 | 1965-01-12 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR1466673A true FR1466673A (en) | 1967-01-20 |
Family
ID=11510001
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR45662A Expired FR1466673A (en) | 1965-01-12 | 1966-01-12 | Improvements to the 5-beta-methylmercaptoethylhydantoin manufacturing process |
Country Status (6)
| Country | Link |
|---|---|
| BE (1) | BE674946A (en) |
| DE (1) | DE1620332A1 (en) |
| FR (1) | FR1466673A (en) |
| GB (1) | GB1108926A (en) |
| NL (1) | NL6600150A (en) |
| YU (1) | YU31911B (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19547236A1 (en) | 1995-12-18 | 1997-07-03 | Degussa | Process for the preparation of D, L-methionine or its salt |
| KR100562176B1 (en) * | 1995-12-18 | 2006-07-03 | 데구사 아게 | Method for preparing D, L-methionine or salts thereof |
| CN102659684B (en) * | 2012-04-28 | 2013-03-06 | 重庆紫光天化蛋氨酸有限责任公司 | Device and method for preparing hydantoin |
| EP3339289A1 (en) | 2016-12-21 | 2018-06-27 | Evonik Degussa GmbH | Process for the preparation of methionine |
| ES2930162T3 (en) | 2018-12-14 | 2022-12-07 | Evonik Operations Gmbh | Method for producing methionine |
-
1965
- 1965-12-30 GB GB5521865A patent/GB1108926A/en not_active Expired
-
1966
- 1966-01-06 NL NL6600150A patent/NL6600150A/xx unknown
- 1966-01-10 DE DE19661620332 patent/DE1620332A1/en active Pending
- 1966-01-11 BE BE674946D patent/BE674946A/xx unknown
- 1966-01-12 FR FR45662A patent/FR1466673A/en not_active Expired
- 1966-01-12 YU YU4666A patent/YU31911B/en unknown
Also Published As
| Publication number | Publication date |
|---|---|
| BE674946A (en) | 1966-05-03 |
| DE1620332A1 (en) | 1972-04-06 |
| NL6600150A (en) | 1966-07-13 |
| YU4666A (en) | 1973-08-31 |
| GB1108926A (en) | 1968-04-10 |
| YU31911B (en) | 1974-02-28 |
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