DD151945A5 - Verfahren zur herstellung von n-phosphonomethyl-glycin - Google Patents
Verfahren zur herstellung von n-phosphonomethyl-glycin Download PDFInfo
- Publication number
- DD151945A5 DD151945A5 DD80222503A DD22250380A DD151945A5 DD 151945 A5 DD151945 A5 DD 151945A5 DD 80222503 A DD80222503 A DD 80222503A DD 22250380 A DD22250380 A DD 22250380A DD 151945 A5 DD151945 A5 DD 151945A5
- Authority
- DD
- German Democratic Republic
- Prior art keywords
- glycine
- formaldehyde
- item
- reacting
- reaction
- Prior art date
Links
- XDDAORKBJWWYJS-UHFFFAOYSA-N glyphosate Chemical compound OC(=O)CNCP(O)(O)=O XDDAORKBJWWYJS-UHFFFAOYSA-N 0.000 title abstract description 13
- 238000004519 manufacturing process Methods 0.000 title 1
- DHMQDGOQFOQNFH-UHFFFAOYSA-N Glycine Chemical compound NCC(O)=O DHMQDGOQFOQNFH-UHFFFAOYSA-N 0.000 claims abstract description 98
- 239000004471 Glycine Substances 0.000 claims abstract description 56
- WSFSSNUMVMOOMR-UHFFFAOYSA-N Formaldehyde Chemical compound O=C WSFSSNUMVMOOMR-UHFFFAOYSA-N 0.000 claims abstract description 54
- 238000000034 method Methods 0.000 claims abstract description 35
- OJMIONKXNSYLSR-UHFFFAOYSA-N phosphorous acid Chemical compound OP(O)O OJMIONKXNSYLSR-UHFFFAOYSA-N 0.000 claims abstract description 15
- 239000002253 acid Substances 0.000 claims abstract description 9
- 125000004432 carbon atom Chemical group C* 0.000 claims abstract description 8
- 229910052500 inorganic mineral Inorganic materials 0.000 claims abstract description 8
- 239000011707 mineral Substances 0.000 claims abstract description 8
- 238000002360 preparation method Methods 0.000 claims abstract description 7
- -1 alkali metal salt Chemical class 0.000 claims abstract description 6
- 229910052783 alkali metal Inorganic materials 0.000 claims abstract description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 4
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 claims description 48
- 238000006243 chemical reaction Methods 0.000 claims description 23
- 239000011541 reaction mixture Substances 0.000 claims description 15
- 229930040373 Paraformaldehyde Natural products 0.000 claims description 9
- 229920002866 paraformaldehyde Polymers 0.000 claims description 9
- 239000002585 base Substances 0.000 claims description 7
- WYURNTSHIVDZCO-UHFFFAOYSA-N Tetrahydrofuran Chemical compound C1CCOC1 WYURNTSHIVDZCO-UHFFFAOYSA-N 0.000 claims description 6
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims description 5
- 239000003054 catalyst Substances 0.000 claims description 4
- 229910052757 nitrogen Inorganic materials 0.000 claims description 4
- QJGQUHMNIGDVPM-UHFFFAOYSA-N nitrogen group Chemical group [N] QJGQUHMNIGDVPM-UHFFFAOYSA-N 0.000 claims description 4
- 238000005903 acid hydrolysis reaction Methods 0.000 claims description 3
- YLQBMQCUIZJEEH-UHFFFAOYSA-N tetrahydrofuran Natural products C=1C=COC=1 YLQBMQCUIZJEEH-UHFFFAOYSA-N 0.000 claims description 3
- 150000008044 alkali metal hydroxides Chemical class 0.000 claims description 2
- 238000011065 in-situ storage Methods 0.000 claims description 2
- WSFSSNUMVMOOMR-NJFSPNSNSA-N methanone Chemical compound O=[14CH2] WSFSSNUMVMOOMR-NJFSPNSNSA-N 0.000 claims description 2
- 230000020477 pH reduction Effects 0.000 claims description 2
- 239000011877 solvent mixture Substances 0.000 claims description 2
- 125000005270 trialkylamine group Chemical group 0.000 claims description 2
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 claims 2
- 150000001340 alkali metals Chemical class 0.000 claims 1
- 230000015572 biosynthetic process Effects 0.000 claims 1
- 238000003786 synthesis reaction Methods 0.000 claims 1
- 238000009736 wetting Methods 0.000 claims 1
- 230000007062 hydrolysis Effects 0.000 abstract description 5
- 238000006460 hydrolysis reaction Methods 0.000 abstract description 5
- UGJBHEZMOKVTIM-UHFFFAOYSA-N N-formylglycine Chemical compound OC(=O)CNC=O UGJBHEZMOKVTIM-UHFFFAOYSA-N 0.000 abstract description 2
- 150000002148 esters Chemical class 0.000 abstract description 2
- WBTIFBJEYFLFFW-UHFFFAOYSA-N 2-(hydroxymethylazaniumyl)acetate Chemical compound OCNCC(O)=O WBTIFBJEYFLFFW-UHFFFAOYSA-N 0.000 abstract 1
- WOAWYKPABZNBBV-UHFFFAOYSA-N 2-[bis(hydroxymethyl)amino]acetic acid Chemical compound OCN(CO)CC(O)=O WOAWYKPABZNBBV-UHFFFAOYSA-N 0.000 abstract 1
- 230000002363 herbicidal effect Effects 0.000 abstract 1
- 239000004009 herbicide Substances 0.000 abstract 1
- 238000011031 large-scale manufacturing process Methods 0.000 abstract 1
- 239000000203 mixture Substances 0.000 description 21
- 239000000047 product Substances 0.000 description 21
- 239000000243 solution Substances 0.000 description 20
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 16
- ZMANZCXQSJIPKH-UHFFFAOYSA-N Triethylamine Chemical compound CCN(CC)CC ZMANZCXQSJIPKH-UHFFFAOYSA-N 0.000 description 15
- KWYUFKZDYYNOTN-UHFFFAOYSA-M Potassium hydroxide Chemical compound [OH-].[K+] KWYUFKZDYYNOTN-UHFFFAOYSA-M 0.000 description 9
- 238000003756 stirring Methods 0.000 description 8
- CZHYKKAKFWLGJO-UHFFFAOYSA-N dimethyl phosphite Chemical compound COP([O-])OC CZHYKKAKFWLGJO-UHFFFAOYSA-N 0.000 description 7
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 description 6
- WCUXLLCKKVVCTQ-UHFFFAOYSA-M Potassium chloride Chemical compound [Cl-].[K+] WCUXLLCKKVVCTQ-UHFFFAOYSA-M 0.000 description 6
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 6
- 229910052739 hydrogen Inorganic materials 0.000 description 5
- 150000003839 salts Chemical class 0.000 description 5
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 4
- 238000004458 analytical method Methods 0.000 description 4
- 238000001816 cooling Methods 0.000 description 4
- 239000000706 filtrate Substances 0.000 description 4
- 235000010755 mineral Nutrition 0.000 description 4
- SCVFZCLFOSHCOH-UHFFFAOYSA-M potassium acetate Chemical compound [K+].CC([O-])=O SCVFZCLFOSHCOH-UHFFFAOYSA-M 0.000 description 4
- 238000010626 work up procedure Methods 0.000 description 4
- 229960000583 acetic acid Drugs 0.000 description 3
- 239000012362 glacial acetic acid Substances 0.000 description 3
- 239000001103 potassium chloride Substances 0.000 description 3
- 235000011164 potassium chloride Nutrition 0.000 description 3
- 238000010992 reflux Methods 0.000 description 3
- 150000003512 tertiary amines Chemical class 0.000 description 3
- PAMIQIKDUOTOBW-UHFFFAOYSA-N 1-methylpiperidine Chemical compound CN1CCCCC1 PAMIQIKDUOTOBW-UHFFFAOYSA-N 0.000 description 2
- PUOUFDPPEXJKCL-UHFFFAOYSA-N 2-(diphosphonomethylamino)acetic acid Chemical compound OC(=O)CNC(P(O)(O)=O)P(O)(O)=O PUOUFDPPEXJKCL-UHFFFAOYSA-N 0.000 description 2
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 description 2
- KCNGRSQQOKXAKR-UHFFFAOYSA-N [(2-ethoxy-2-oxoethyl)amino]methylphosphonic acid Chemical compound CCOC(=O)CNCP(O)(O)=O KCNGRSQQOKXAKR-UHFFFAOYSA-N 0.000 description 2
- 239000013543 active substance Substances 0.000 description 2
- LXCYSACZTOKNNS-UHFFFAOYSA-N diethoxy(oxo)phosphanium Chemical compound CCO[P+](=O)OCC LXCYSACZTOKNNS-UHFFFAOYSA-N 0.000 description 2
- 238000001035 drying Methods 0.000 description 2
- 239000012467 final product Substances 0.000 description 2
- 238000004128 high performance liquid chromatography Methods 0.000 description 2
- 150000002500 ions Chemical class 0.000 description 2
- 229910052698 phosphorus Inorganic materials 0.000 description 2
- 239000011591 potassium Substances 0.000 description 2
- 229910052700 potassium Inorganic materials 0.000 description 2
- 235000011056 potassium acetate Nutrition 0.000 description 2
- 238000007086 side reaction Methods 0.000 description 2
- 229910052708 sodium Inorganic materials 0.000 description 2
- 239000011780 sodium chloride Substances 0.000 description 2
- 239000002904 solvent Substances 0.000 description 2
- 239000007858 starting material Substances 0.000 description 2
- GETQZCLCWQTVFV-UHFFFAOYSA-N trimethylamine Chemical compound CN(C)C GETQZCLCWQTVFV-UHFFFAOYSA-N 0.000 description 2
- 238000005406 washing Methods 0.000 description 2
- UDPGUMQDCGORJQ-UHFFFAOYSA-N (2-chloroethyl)phosphonic acid Chemical class OP(O)(=O)CCCl UDPGUMQDCGORJQ-UHFFFAOYSA-N 0.000 description 1
- RYHBNJHYFVUHQT-UHFFFAOYSA-N 1,4-Dioxane Chemical compound C1COCCO1 RYHBNJHYFVUHQT-UHFFFAOYSA-N 0.000 description 1
- AVFZOVWCLRSYKC-UHFFFAOYSA-N 1-methylpyrrolidine Chemical compound CN1CCCC1 AVFZOVWCLRSYKC-UHFFFAOYSA-N 0.000 description 1
- QGZKDVFQNNGYKY-UHFFFAOYSA-O Ammonium Chemical compound [NH4+] QGZKDVFQNNGYKY-UHFFFAOYSA-O 0.000 description 1
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 239000005562 Glyphosate Substances 0.000 description 1
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
- AHVYPIQETPWLSZ-UHFFFAOYSA-N N-methyl-pyrrolidine Natural products CN1CC=CC1 AHVYPIQETPWLSZ-UHFFFAOYSA-N 0.000 description 1
- 229910019142 PO4 Inorganic materials 0.000 description 1
- ZLMJMSJWJFRBEC-UHFFFAOYSA-N Potassium Chemical compound [K] ZLMJMSJWJFRBEC-UHFFFAOYSA-N 0.000 description 1
- 150000001242 acetic acid derivatives Chemical class 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- 238000005804 alkylation reaction Methods 0.000 description 1
- 150000001412 amines Chemical class 0.000 description 1
- 150000001450 anions Chemical class 0.000 description 1
- 125000004429 atom Chemical group 0.000 description 1
- 238000009835 boiling Methods 0.000 description 1
- 239000007853 buffer solution Substances 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 150000001768 cations Chemical class 0.000 description 1
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000010924 continuous production Methods 0.000 description 1
- 238000002425 crystallisation Methods 0.000 description 1
- 230000008025 crystallization Effects 0.000 description 1
- 125000004122 cyclic group Chemical group 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 238000004821 distillation Methods 0.000 description 1
- 238000004049 embossing Methods 0.000 description 1
- 150000002170 ethers Chemical class 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 150000002332 glycine derivatives Chemical class 0.000 description 1
- 229940097068 glyphosate Drugs 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- NBZBKCUXIYYUSX-UHFFFAOYSA-N iminodiacetic acid Chemical compound OC(=O)CNCC(O)=O NBZBKCUXIYYUSX-UHFFFAOYSA-N 0.000 description 1
- 239000013067 intermediate product Substances 0.000 description 1
- 238000011835 investigation Methods 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000005360 mashing Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 230000009935 nitrosation Effects 0.000 description 1
- 238000007034 nitrosation reaction Methods 0.000 description 1
- 230000000269 nucleophilic effect Effects 0.000 description 1
- 230000037361 pathway Effects 0.000 description 1
- NBIIXXVUZAFLBC-UHFFFAOYSA-K phosphate Chemical compound [O-]P([O-])([O-])=O NBIIXXVUZAFLBC-UHFFFAOYSA-K 0.000 description 1
- 239000010452 phosphate Substances 0.000 description 1
- 238000003969 polarography Methods 0.000 description 1
- 239000012429 reaction media Substances 0.000 description 1
- 230000035484 reaction time Effects 0.000 description 1
- 230000011514 reflex Effects 0.000 description 1
- 239000011734 sodium Substances 0.000 description 1
- 239000001632 sodium acetate Substances 0.000 description 1
- 235000017281 sodium acetate Nutrition 0.000 description 1
- 238000004611 spectroscopical analysis Methods 0.000 description 1
- 230000004936 stimulating effect Effects 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
- 238000004448 titration Methods 0.000 description 1
- 150000003918 triazines Chemical class 0.000 description 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)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| HU79AA934A HU184601B (en) | 1979-07-09 | 1979-07-09 | Process for producing n-/phosphono-methyl/-glycine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DD151945A5 true DD151945A5 (de) | 1981-11-11 |
Family
ID=10993067
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DD80222503A DD151945A5 (de) | 1979-07-09 | 1980-07-09 | Verfahren zur herstellung von n-phosphonomethyl-glycin |
Country Status (15)
| Country | Link |
|---|---|
| US (1) | US4486359A (da) |
| JP (1) | JPS5668688A (da) |
| AT (1) | AT377263B (da) |
| BR (1) | BR8004228A (da) |
| CH (1) | CH646180A5 (da) |
| CS (1) | CS244408B2 (da) |
| DD (1) | DD151945A5 (da) |
| DE (1) | DE3025657A1 (da) |
| DK (1) | DK171469B1 (da) |
| FR (1) | FR2460959A1 (da) |
| HU (1) | HU184601B (da) |
| PL (1) | PL122749B1 (da) |
| PT (1) | PT71518A (da) |
| SU (1) | SU1282820A3 (da) |
| YU (1) | YU42347B (da) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0402887A1 (en) * | 1989-06-15 | 1990-12-19 | FINCHIMICA S.p.A. | A method for the preparation of N-phosphonomethyl glycine |
Families Citing this family (20)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4422982A (en) * | 1982-06-30 | 1983-12-27 | Stauffer Chemical Company | Method for preparation of N-phosphonomethylglycine |
| US4946993A (en) * | 1988-11-23 | 1990-08-07 | American Cyanamid Company | 2-azabicyclo[2.2.1.]hept-5-ene-2-acetic acid, derivatives thereof and related compounds, process for the preparation of said compounds, and the use of said compounds for the manufacture of N-phosphonomethylglycine |
| US4889906A (en) * | 1988-11-25 | 1989-12-26 | Monsanto Company | Amine salts of 1,4,2-oxazaphospholidine-4-acetic acid, 2-alkoxy-2-oxides |
| HU206363B (en) * | 1989-04-11 | 1992-10-28 | Alkaloida Vegyeszeti Gyar | Process for selective, complexometric analysis of n-(phosphonomethyl)-glycine, n-(phosphonomethyl)-n-(carboxymethyl)-glycine and n,n-bis (phosphonomethyl)-glycine |
| IL101539A (en) | 1991-04-16 | 1998-09-24 | Monsanto Europe Sa | Mono-ammonium salts of the history of N phosphonomethyl glycyl which are not hygroscopes, their preparations and pesticides containing |
| US5312972A (en) * | 1992-10-29 | 1994-05-17 | Hampshire Chemical Corp. | Conversion of hydroxymethyl-iminodiacetic acid to phosphonomethyl-iminodiacetic acid |
| US5312973A (en) * | 1993-03-25 | 1994-05-17 | Finchimica S.P.A. | Process for producing n-phosphono-methyl-imino-diacetic acid |
| JP3823330B2 (ja) * | 1994-11-09 | 2006-09-20 | 昭和電工株式会社 | Ｎ−ホスホノメチルグリシンの単離方法 |
| EP0806428B1 (en) * | 1994-11-09 | 2003-01-29 | Showa Denko Kabushiki Kaisha | Method for isolating N-phosphonomethylglycine |
| BR0111041A (pt) * | 2000-05-22 | 2004-06-15 | Monsanto Technology Llc | Sistemas de reação para produzir compostos de n-(fosfonometil)glicina |
| DE10130136A1 (de) * | 2001-06-22 | 2003-01-02 | Basf Ag | Verfahren zur Gewinnung von N-Phosphonomethylglycin |
| US7179936B2 (en) * | 2003-09-17 | 2007-02-20 | Monsanto Technology Llc | Process for recovering a crystalline product from solution |
| CN101170907B (zh) | 2005-03-04 | 2012-10-03 | 孟山都技术公司 | 减轻用除草剂草甘膦制剂处理的草甘膦耐受性转基因棉花植物内的坏死 |
| CA2637027A1 (en) * | 2006-01-10 | 2007-07-19 | Ruey J. Yu | N-(phosphonoalkyl)-amino acids, derivatives thereof and compositions and methods of use |
| CN102459091B (zh) | 2009-05-18 | 2014-06-18 | 孟山都技术公司 | 含水废物流中磷有用成分和盐杂质的回收 |
| CN102766159B (zh) * | 2012-06-18 | 2016-03-16 | 印海平 | 草甘膦碱性母液处理方法 |
| WO2019245394A1 (en) | 2018-06-20 | 2019-12-26 | Janusz Chuptyś Contissi | A multilayer photovoltaic panel with increased solar radiation energy to electric energy conversion surface |
| CN110860310B (zh) * | 2018-08-27 | 2023-03-31 | 湖北泰盛化工有限公司 | 一种合成草甘膦的有机催化剂及草甘膦合成工艺 |
| CN110862414B (zh) * | 2018-08-27 | 2022-07-01 | 湖北泰盛化工有限公司 | 一种催化合成草甘膦的工艺 |
| CN110862413A (zh) * | 2018-08-27 | 2020-03-06 | 湖北泰盛化工有限公司 | 一种草甘膦合成工艺及装置 |
Family Cites Families (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA568570A (en) * | 1959-01-06 | C. Somogyi John | Formaldehyde derivatives of mono-amino dicarboxylic acids and their preparation | |
| US1910331A (en) * | 1931-06-24 | 1933-05-23 | Wacker Chemie Gmbh | Process of preparing alkali metal aliphatic monohydroxy alcoholates |
| US2451945A (en) * | 1945-05-25 | 1948-10-19 | Gen Aniline & Film Corp | Preparation of potassium alcoholates |
| CH336065A (de) * | 1954-03-05 | 1959-02-15 | Ciba Geigy | Verfahren zur Herstellung von neuen Stickstoff und Phosphor enthaltenden Verbindungen |
| US2796443A (en) * | 1956-03-12 | 1957-06-18 | Dow Chemical Co | Method for making anhydrous alkali metal alcoholates |
| US2877274A (en) * | 1958-01-21 | 1959-03-10 | Du Pont | Production of sodium methoxide |
| NL285361A (da) * | 1961-11-13 | 1900-01-01 | ||
| FR91049E (fr) * | 1966-02-14 | 1968-03-29 | Kuhlmann Ets | Polyols phosphorés et azotés, procédé pour leur obtention et leurs applications |
| NL7200247A (da) * | 1971-01-11 | 1972-07-13 | ||
| US4085134A (en) * | 1974-02-15 | 1978-04-18 | Petrolite Corporation | Amino-phosphonic-sulfonic acids |
| HU173170B (hu) * | 1974-06-27 | 1979-03-28 | Chinoin Gyogyszer Es Vegyeszet | Sposob poluchenija n-fosfonometil-glicina |
| US4053505A (en) * | 1976-01-05 | 1977-10-11 | Monsanto Company | Preparation of n-phosphonomethyl glycine |
| CH647528A5 (fr) * | 1978-10-27 | 1985-01-31 | Bcap Biolog Chem Act Pat | Procede pour la preparation de n-phosphonomethylglycine. |
-
1979
- 1979-07-09 HU HU79AA934A patent/HU184601B/hu unknown
-
1980
- 1980-07-07 DE DE19803025657 patent/DE3025657A1/de active Granted
- 1980-07-08 CS CS804861A patent/CS244408B2/cs unknown
- 1980-07-08 PT PT71518A patent/PT71518A/pt not_active IP Right Cessation
- 1980-07-08 FR FR8015160A patent/FR2460959A1/fr active Granted
- 1980-07-08 YU YU1759/80A patent/YU42347B/xx unknown
- 1980-07-08 JP JP9321480A patent/JPS5668688A/ja active Granted
- 1980-07-08 PL PL1980225540A patent/PL122749B1/pl unknown
- 1980-07-08 BR BR8004228A patent/BR8004228A/pt not_active IP Right Cessation
- 1980-07-08 DK DK294880A patent/DK171469B1/da not_active IP Right Cessation
- 1980-07-08 SU SU802948398A patent/SU1282820A3/ru active
- 1980-07-09 DD DD80222503A patent/DD151945A5/de not_active IP Right Cessation
- 1980-07-09 AT AT0357480A patent/AT377263B/de not_active IP Right Cessation
- 1980-07-09 CH CH525880A patent/CH646180A5/de not_active IP Right Cessation
-
1983
- 1983-10-20 US US06/543,795 patent/US4486359A/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0402887A1 (en) * | 1989-06-15 | 1990-12-19 | FINCHIMICA S.p.A. | A method for the preparation of N-phosphonomethyl glycine |
| FR2648460A1 (fr) * | 1989-06-15 | 1990-12-21 | Finchimica Spa | Procede de fabrication de la n-phosphonomethylglycine |
Also Published As
| Publication number | Publication date |
|---|---|
| CH646180A5 (de) | 1984-11-15 |
| DK294880A (da) | 1981-01-10 |
| HU184601B (en) | 1984-09-28 |
| PT71518A (en) | 1980-08-01 |
| SU1282820A3 (ru) | 1987-01-07 |
| JPS5668688A (en) | 1981-06-09 |
| DE3025657A1 (de) | 1981-04-09 |
| CS486180A2 (en) | 1985-09-17 |
| US4486359A (en) | 1984-12-04 |
| DK171469B1 (da) | 1996-11-11 |
| PL225540A1 (da) | 1981-06-19 |
| JPS6338035B2 (da) | 1988-07-28 |
| PL122749B1 (en) | 1982-08-31 |
| CS244408B2 (en) | 1986-07-17 |
| YU42347B (en) | 1988-08-31 |
| BR8004228A (pt) | 1981-01-21 |
| ATA357480A (de) | 1984-07-15 |
| DE3025657C2 (da) | 1992-03-05 |
| FR2460959A1 (fr) | 1981-01-30 |
| AT377263B (de) | 1985-02-25 |
| FR2460959B1 (da) | 1983-05-27 |
| YU175980A (en) | 1983-01-21 |
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