ATE125260T1 - Verfahren zur herstellung von n- phosphonomethylglycin mittels eines oxidations/dealkylationsverfahren. - Google Patents
Verfahren zur herstellung von n- phosphonomethylglycin mittels eines oxidations/dealkylationsverfahren.Info
- Publication number
- ATE125260T1 ATE125260T1 AT90870143T AT90870143T ATE125260T1 AT E125260 T1 ATE125260 T1 AT E125260T1 AT 90870143 T AT90870143 T AT 90870143T AT 90870143 T AT90870143 T AT 90870143T AT E125260 T1 ATE125260 T1 AT E125260T1
- Authority
- AT
- Austria
- Prior art keywords
- phosphonomethylglycine
- producing
- oxidation
- dealkylation process
- alkali metal
- Prior art date
Links
- XDDAORKBJWWYJS-UHFFFAOYSA-N glyphosate Chemical compound OC(=O)CNCP(O)(O)=O XDDAORKBJWWYJS-UHFFFAOYSA-N 0.000 title abstract 2
- 238000000034 method Methods 0.000 title abstract 2
- 230000020335 dealkylation Effects 0.000 title 1
- 238000006900 dealkylation reaction Methods 0.000 title 1
- 238000004519 manufacturing process Methods 0.000 title 1
- 230000003647 oxidation Effects 0.000 title 1
- 238000007254 oxidation reaction Methods 0.000 title 1
- 229910052783 alkali metal Inorganic materials 0.000 abstract 2
- -1 alkali metal salts Chemical class 0.000 abstract 1
- 238000010438 heat treatment Methods 0.000 abstract 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07F—ACYCLIC, CARBOCYCLIC OR HETEROCYCLIC COMPOUNDS CONTAINING ELEMENTS OTHER THAN CARBON, HYDROGEN, HALOGEN, OXYGEN, NITROGEN, SULFUR, SELENIUM OR TELLURIUM
- C07F9/00—Compounds containing elements of Groups 5 or 15 of the Periodic Table
- C07F9/02—Phosphorus compounds
- C07F9/28—Phosphorus compounds with one or more P—C bonds
- C07F9/38—Phosphonic acids [RP(=O)(OH)2]; Thiophosphonic acids ; [RP(=X1)(X2H)2(X1, X2 are each independently O, S or Se)]
- C07F9/3804—Phosphonic acids [RP(=O)(OH)2]; Thiophosphonic acids ; [RP(=X1)(X2H)2(X1, X2 are each independently O, S or Se)] not used, see subgroups
- C07F9/3808—Acyclic saturated acids which can have further substituents on alkyl
- C07F9/3813—N-Phosphonomethylglycine; Salts or complexes thereof
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- Molecular Biology (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US07/267,870 US4965403A (en) | 1988-11-07 | 1988-11-07 | Oxidation/dealkylation process |
| JP24282890A JP2912435B2 (ja) | 1990-09-14 | 1990-09-14 | Ｎ―ホスホノメチルグリシンの製造方法 |
| IL9570090A IL95700A (en) | 1990-09-14 | 1990-09-14 | Oxidation/dealkylation process for the preparation of the alkali metal salts of n-phosphono-methylglycine |
| CA002025369A CA2025369C (en) | 1988-11-07 | 1990-09-14 | Oxidation/dealkylation process |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ATE125260T1 true ATE125260T1 (de) | 1995-08-15 |
Family
ID=27426825
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| AT90870143T ATE125260T1 (de) | 1988-11-07 | 1990-09-12 | Verfahren zur herstellung von n- phosphonomethylglycin mittels eines oxidations/dealkylationsverfahren. |
Country Status (8)
| Country | Link |
|---|---|
| US (1) | US4965403A (de) |
| EP (1) | EP0474955B1 (de) |
| AT (1) | ATE125260T1 (de) |
| AU (1) | AU627073B2 (de) |
| CA (1) | CA2025369C (de) |
| DE (1) | DE69021060T2 (de) |
| ES (1) | ES2031808T1 (de) |
| HK (1) | HK1007148A1 (de) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5068404A (en) * | 1984-12-28 | 1991-11-26 | Monsanto Company | Thermal dealkylation of N-alkyl N-phosphonomethylglycine |
| CN1061980C (zh) * | 1994-07-01 | 2001-02-14 | 孟山都公司 | N－羟烷基氨基甲基膦酸或其盐的制备方法 |
| CA2193234A1 (en) * | 1994-07-01 | 1996-01-18 | Brian Kai-Ming Cheng | Process for preparing n-phosphonomethylamino carboxylic acids |
| CN1075507C (zh) * | 1999-11-08 | 2001-11-28 | 浙江新安化工集团股份有限公司 | 草甘膦酸合成中水解辅续工序 |
| DE10326111B3 (de) * | 2003-06-06 | 2005-03-17 | Grasl, Andreas, Ing. | Sonnenschutzanordnung mit waagerechten Lamellen, die drehbar einstellbar sind |
| EP2632271B1 (de) | 2010-10-25 | 2018-12-05 | Stepan Company | Glyphosatformulierungen auf basis von aus erdöl-metathesen gewonnenen zusammensetzungen |
| EP3164004B1 (de) | 2014-07-02 | 2019-09-18 | Stepan Company | Landwirtschaftliche zusammensetzungen mit verringerter wassertoxizität |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2384817A (en) * | 1942-09-05 | 1945-09-18 | Carbide & Carbon Chem Corp | Catalytic alkaline oxidation of alcohols |
| US3969398A (en) * | 1974-05-01 | 1976-07-13 | Monsanto Company | Process for producing N-phosphonomethyl glycine |
| EP0055695A1 (de) * | 1980-12-30 | 1982-07-07 | Ciba-Geigy Ag | Verfahren zur Herstellung von N-phosphonomethylglycin |
| US4442041A (en) * | 1982-06-30 | 1984-04-10 | Stauffer Chemical Company | Method for preparation of N-phosphonomethylglycine |
| US4587061A (en) * | 1985-06-06 | 1986-05-06 | Monsanto Company | Oxidative ring cleavage process |
| DE3721285A1 (de) * | 1987-06-27 | 1989-01-12 | Hoechst Ag | Verfahren zur herstellung von n-phosphonomethylglycin |
-
1988
- 1988-11-07 US US07/267,870 patent/US4965403A/en not_active Expired - Fee Related
-
1990
- 1990-09-12 EP EP90870143A patent/EP0474955B1/de not_active Expired - Lifetime
- 1990-09-12 DE DE69021060T patent/DE69021060T2/de not_active Expired - Fee Related
- 1990-09-12 ES ES199090870143T patent/ES2031808T1/es active Pending
- 1990-09-12 AT AT90870143T patent/ATE125260T1/de not_active IP Right Cessation
- 1990-09-14 CA CA002025369A patent/CA2025369C/en not_active Expired - Fee Related
- 1990-09-14 AU AU62489/90A patent/AU627073B2/en not_active Ceased
-
1998
- 1998-06-24 HK HK98106381A patent/HK1007148A1/xx not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| HK1007148A1 (en) | 1999-04-01 |
| CA2025369A1 (en) | 1992-03-15 |
| EP0474955A1 (de) | 1992-03-18 |
| AU627073B2 (en) | 1992-08-13 |
| US4965403A (en) | 1990-10-23 |
| DE69021060T2 (de) | 1996-03-21 |
| CA2025369C (en) | 1997-03-04 |
| DE69021060D1 (de) | 1995-08-24 |
| ES2031808T1 (es) | 1993-01-01 |
| EP0474955B1 (de) | 1995-07-19 |
| AU6248990A (en) | 1992-05-14 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| UEP | Publication of translation of european patent specification | ||
| REN | Ceased due to non-payment of the annual fee |