AT327946B - Verfahren zur herstellung von n-phosphonomethylglycin - Google Patents

Verfahren zur herstellung von n-phosphonomethylglycin

Info

Publication number
AT327946B
AT327946B AT477373A AT477373A AT327946B AT 327946 B AT327946 B AT 327946B AT 477373 A AT477373 A AT 477373A AT 477373 A AT477373 A AT 477373A AT 327946 B AT327946 B AT 327946B
Authority
AT
Austria
Prior art keywords
phosphonomethylglycine
producing
Prior art date
Application number
AT477373A
Other languages
English (en)
Other versions
ATA477373A (de
Original Assignee
Monsanto Co
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Monsanto Co filed Critical Monsanto Co
Publication of ATA477373A publication Critical patent/ATA477373A/de
Application granted granted Critical
Publication of AT327946B publication Critical patent/AT327946B/de

Links

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 System
    • 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, i.e. RP(=X)(XH)2 (X = S, Se)
    • C07F9/3804—Phosphonic acids RP(=O)(OH)2; Thiophosphonic acids, i.e. RP(=X)(XH)2 (X = S, Se) not used, see subgroups
    • C07F9/3808—Acyclic saturated acids which can have further substituents on alkyl
AT477373A 1972-05-31 1973-05-30 Verfahren zur herstellung von n-phosphonomethylglycin AT327946B (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/258,281 US3954848A (en) 1972-05-31 1972-05-31 Process for producing N-phosphonomethyl glycine

Publications (2)

Publication Number Publication Date
ATA477373A ATA477373A (de) 1975-05-15
AT327946B true AT327946B (de) 1976-02-25

Family

ID=22979895

Family Applications (1)

Application Number Title Priority Date Filing Date
AT477373A AT327946B (de) 1972-05-31 1973-05-30 Verfahren zur herstellung von n-phosphonomethylglycin

Country Status (4)

Country Link
US (1) US3954848A (de)
AT (1) AT327946B (de)
BR (1) BR7303990D0 (de)
ZA (1) ZA733705B (de)

Families Citing this family (37)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4072706A (en) * 1976-01-02 1978-02-07 Monsanto Company Oxidation of phosphonomethylamines
US4454043A (en) * 1980-11-17 1984-06-12 Monsanto Company Column switching procedure
IL66824A0 (en) * 1982-06-25 1982-12-31 Geshuri Lab Ltd Process for producing n-phosphonomethylglycine derivatives and herbicidal compounds and compositions prepared thereby
US4442041A (en) * 1982-06-30 1984-04-10 Stauffer Chemical Company Method for preparation of N-phosphonomethylglycine
IL68716A (en) * 1983-05-17 1987-03-31 Geshuri Lab Ltd Process for producing n-phosphonomethylglycine
US4582650A (en) * 1985-02-11 1986-04-15 Monsanto Company Oxidation with encapsulated co-catalyst
US4579689A (en) * 1985-02-11 1986-04-01 Monsanto Company Oxidation with coated catalyst
US4898972A (en) * 1988-09-26 1990-02-06 Monsanto Company Process for producing N-phosphonomethylglycine
HU204533B (en) * 1988-11-02 1992-01-28 Nitrokemia Ipartelepek Process for producing n-phosphono-methyl-glycine
US4937376A (en) * 1989-05-25 1990-06-26 Monsanto Company Process for producing N-phosphonomethylglycine
US4952723A (en) * 1989-07-31 1990-08-28 Monsanto Company Process for producing N-phosphonomethylglycine
ES2027199T3 (es) * 1990-01-26 1995-12-01 Monsanto Co Procedimiento para la produccion de n-fosfonometilglicina.
US5047579A (en) * 1990-01-26 1991-09-10 Monsanto Company Process for producing n-phosphonomethylglycine
US5095140A (en) * 1990-06-25 1992-03-10 Monsanto Company Peroxide process for producing N-phosphonomethylglycine
US5077431A (en) * 1990-06-25 1991-12-31 Monsanto Company Peroxide process for producing n-phosphonomethylglycine
US5077430A (en) * 1990-06-25 1991-12-31 Monsanto Company Peroxide process for producing N-phosphonomethylglycine
US5023369A (en) * 1990-06-25 1991-06-11 Monsanto Company Process for producing N-phosphonomethylglycine
US5043475A (en) * 1990-06-25 1991-08-27 Monsanto Company Peroxide process for producing N-phosphonomethylglycine
US5061820A (en) * 1990-10-22 1991-10-29 Monsanto Company Process for producing N-phosphonomethylgylcine
US5072033A (en) * 1990-12-11 1991-12-10 Monsanto Company Process for producing N-phosphonomethylglycine
US6365772B1 (en) 1995-05-30 2002-04-02 Hampshire Chemical Corp. Facile synthesis of phosphonomethylglycine from phosphonomethyliminodiacetic acid
RO116964B1 (ro) * 1995-06-07 2001-08-30 Monsanto Co Procedeu de preparare a acidului n-fosfonometiliminodiacetic
US6232494B1 (en) * 1998-02-12 2001-05-15 Monsanto Company Process for the preparation of N-(phosphonomethyl)glycine by oxidizing N-substituted N-(phosphonomethyl)glycine
AU719152B2 (en) * 1998-02-12 2000-05-04 Monsanto Technology Llc Process for making glyphosate by oxidizing N-substituted glyphosates
US6417133B1 (en) * 1998-02-25 2002-07-09 Monsanto Technology Llc Deeply reduced oxidation catalyst and its use for catalyzing liquid phase oxidation reactions
IES980552A2 (en) 1998-07-09 1999-08-11 Agritech Chemical Ltd Improved process for preparing N-phosphonomethyl iminodiacetic acid
AU6024599A (en) * 1998-09-08 2000-03-27 Hampshire Chemical Corp. Synthesis of phosphonomethyliminodiacetic acid with reduced effluent
CA2380177A1 (en) 1999-07-23 2001-02-01 Basf Aktiengesellschaft Method of producing glyphosate or a salt thereof
AU6837300A (en) 1999-08-11 2001-03-13 Basf Aktiengesellschaft Method for the production of phosphonomethylglycine
ATE310009T1 (de) * 2000-05-22 2005-12-15 Monsanto Technology Llc Reaktionssysteme zur herstellung von n- (phosphonomethyl)glyzin verbindungen
US8703639B2 (en) * 2004-09-15 2014-04-22 Monsanto Technology Llc Oxidation catalyst and its use for catalyzing liquid phase oxidation reactions
US8252953B2 (en) * 2008-05-01 2012-08-28 Monsanto Technology Llc Metal utilization in supported, metal-containing catalysts
CN101481386B (zh) * 2008-11-27 2011-09-21 浙江新安化工集团股份有限公司 一种草甘膦的制备方法
CN101481387B (zh) * 2008-11-27 2012-02-01 浙江新安化工集团股份有限公司 一种催化氧化合成草甘膦的制备方法
US20110071027A1 (en) * 2009-09-18 2011-03-24 Volker Heide High strength aqueous glyphosate salt concentrates and methods
CN103044486A (zh) * 2013-01-02 2013-04-17 北京化工大学 一种直接氧化双甘膦制备草甘膦的方法
US9035083B2 (en) 2013-04-05 2015-05-19 Texas Christian University Synthesis of H-phosphonate intermediates and their use in preparing the herbicide glyphosate

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL285361A (de) * 1961-11-13 1900-01-01
US3429914A (en) * 1964-09-03 1969-02-25 Monsanto Co Organo-phosphono-amine oxides
DE2132511C3 (de) * 1971-06-30 1974-06-27 Joh. A. Benckiser Gmbh, 6700 Ludwigshafen Verfahren zur Herstellung von Aminomethylenphosphonsäuren

Also Published As

Publication number Publication date
US3954848A (en) 1976-05-04
ZA733705B (en) 1974-04-24
BR7303990D0 (pt) 1974-07-18
ATA477373A (de) 1975-05-15

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Legal Events

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ELJ Ceased due to non-payment of the annual fee