RO56492A - - Google Patents
Info
- Publication number
- RO56492A RO56492A RO62373A RO6237370A RO56492A RO 56492 A RO56492 A RO 56492A RO 62373 A RO62373 A RO 62373A RO 6237370 A RO6237370 A RO 6237370A RO 56492 A RO56492 A RO 56492A
- Authority
- RO
- Romania
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)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19691906405 DE1906405C (en) | 1969-02-08 | Process for the preparation of Methio mn |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| RO56492A true RO56492A (en) | 1975-06-15 |
Family
ID=5724731
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| RO62373A RO56492A (en) | 1969-02-08 | 1970-02-05 |
Country Status (13)
| Country | Link |
|---|---|
| JP (1) | JPS549174B1 (en) |
| AT (1) | AT295489B (en) |
| BE (1) | BE745432A (en) |
| CH (1) | CH529118A (en) |
| FR (1) | FR2032788A5 (en) |
| GB (1) | GB1296347A (en) |
| HU (1) | HU162233B (en) |
| IL (1) | IL33840A (en) |
| IT (1) | IT954084B (en) |
| NL (1) | NL150435B (en) |
| RO (1) | RO56492A (en) |
| SE (1) | SE373842B (en) |
| SU (1) | SU503509A3 (en) |
Families Citing this family (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS60344B2 (en) * | 1979-01-25 | 1985-01-07 | 住友化学工業株式会社 | Method for recovering active ingredients from methionine synthesis exhaust gas |
| DE69709526T2 (en) * | 1996-10-31 | 2002-08-01 | Sumitomo Chemical Co., Ltd. | Process for the production of methionine |
| DE19846825A1 (en) † | 1998-10-10 | 2000-04-13 | Degussa | Free-flowing moldings containing methionine and process for their production |
| DE10160358A1 (en) * | 2001-12-08 | 2003-06-18 | Degussa | Process for the production of methionine |
| JP4997729B2 (en) * | 2005-08-29 | 2012-08-08 | 住友化学株式会社 | Method for producing methionine |
| WO2008006977A1 (en) * | 2006-07-11 | 2008-01-17 | Adisseo France S.A.S. | Process for preparing 2-hydroxy-4-(methylthio)butyronitrile and methionine |
| FR2903690B1 (en) * | 2006-07-11 | 2008-11-14 | Adisseo Ireland Ltd | PROCESS FOR THE PREPARATION OF METHIONINE FROM ACROLEIN WITHOUT ISOLATING INTERMEDIATE PRODUCTS |
| JP2009292796A (en) | 2008-06-09 | 2009-12-17 | Sumitomo Chemical Co Ltd | Method for producing methionine |
| JP2010111640A (en) | 2008-11-07 | 2010-05-20 | Sumitomo Chemical Co Ltd | Method for producing methionine |
| JP5307512B2 (en) | 2008-11-07 | 2013-10-02 | 住友化学株式会社 | Method for producing methionine |
| FR2951195B1 (en) * | 2009-10-14 | 2014-01-31 | Roquette Freres | COMPOSITION RICH IN METHIONINE FOR ANIMAL FEEDING |
| FR3035400B1 (en) * | 2015-04-21 | 2017-04-07 | Adisseo France Sas | PROCESS FOR THE PRODUCTION OF METHIONINE |
| CN116535338B (en) * | 2023-04-25 | 2023-11-03 | 重庆渝化新材料有限责任公司 | A potassium salt recovery and recycling process in the production process of D,L-methionine |
| CN116675631B (en) * | 2023-06-07 | 2023-12-12 | 重庆渝化新材料有限责任公司 | Cyclic production method of D, L-methionine |
-
1970
- 1970-02-03 BE BE745432D patent/BE745432A/en not_active IP Right Cessation
- 1970-02-03 CH CH148170A patent/CH529118A/en not_active IP Right Cessation
- 1970-02-04 IL IL33840A patent/IL33840A/en unknown
- 1970-02-05 RO RO62373A patent/RO56492A/ro unknown
- 1970-02-06 AT AT113170A patent/AT295489B/en not_active IP Right Cessation
- 1970-02-06 JP JP1056570A patent/JPS549174B1/ja active Pending
- 1970-02-06 SU SU1402139A patent/SU503509A3/en active
- 1970-02-06 NL NL707001725A patent/NL150435B/en not_active IP Right Cessation
- 1970-02-06 SE SE7001569A patent/SE373842B/xx unknown
- 1970-02-06 FR FR7004281A patent/FR2032788A5/fr not_active Expired
- 1970-02-07 IT IT48405/70A patent/IT954084B/en active
- 1970-02-09 GB GB1296347D patent/GB1296347A/en not_active Expired
- 1970-02-09 HU HUDE708A patent/HU162233B/hu unknown
Also Published As
| Publication number | Publication date |
|---|---|
| JPS549174B1 (en) | 1979-04-21 |
| NL150435B (en) | 1976-08-16 |
| IL33840A0 (en) | 1970-04-20 |
| IL33840A (en) | 1973-08-29 |
| BE745432A (en) | 1970-07-16 |
| IT954084B (en) | 1973-08-30 |
| HU162233B (en) | 1973-01-29 |
| SE373842B (en) | 1975-02-17 |
| SU503509A3 (en) | 1976-02-15 |
| FR2032788A5 (en) | 1970-11-27 |
| GB1296347A (en) | 1972-11-15 |
| CH529118A (en) | 1972-10-15 |
| NL7001725A (en) | 1970-08-11 |
| DE1906405A1 (en) | 1970-12-03 |
| AT295489B (en) | 1972-01-10 |