ATE2532T1 - Verfahren zur herstellung von omega-amino-1hydroxyalkyliden-1,1-bisphosphonsaeuren. - Google Patents

Verfahren zur herstellung von omega-amino-1hydroxyalkyliden-1,1-bisphosphonsaeuren.

Info

Publication number
ATE2532T1
ATE2532T1 AT81102991T AT81102991T ATE2532T1 AT E2532 T1 ATE2532 T1 AT E2532T1 AT 81102991 T AT81102991 T AT 81102991T AT 81102991 T AT81102991 T AT 81102991T AT E2532 T1 ATE2532 T1 AT E2532T1
Authority
AT
Austria
Prior art keywords
acid
omega
amino
mixture
preparation
Prior art date
Application number
AT81102991T
Other languages
German (de)
English (en)
Inventor
Helmut Blum
Karl-Heinz Dr. Worms
Original Assignee
Henkel Kommanditgesellschaft Auf Aktien
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 Henkel Kommanditgesellschaft Auf Aktien filed Critical Henkel Kommanditgesellschaft Auf Aktien
Application granted granted Critical
Publication of ATE2532T1 publication Critical patent/ATE2532T1/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 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
    • C07F9/3839—Polyphosphonic acids
    • C07F9/3873—Polyphosphonic acids containing nitrogen substituent, e.g. N.....H or N-hydrocarbon group which can be substituted by halogen or nitro(so), N.....O, N.....S, N.....C(=X)- (X =O, S), N.....N, N...C(=X)...N (X =O, S)
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00—Treatment of water, waste water, or sewage
    • C02F1/68—Treatment of water, waste water, or sewage by addition of specified substances, e.g. trace elements, for ameliorating potable water
    • C02F1/683—Treatment of water, waste water, or sewage by addition of specified substances, e.g. trace elements, for ameliorating potable water by addition of complex-forming compounds
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F5/00—Softening water; Preventing scale; Adding scale preventatives or scale removers to water, e.g. adding sequestering agents
    • C02F5/08—Treatment of water with complexing chemicals or other solubilising agents for softening, scale prevention or scale removal, e.g. adding sequestering agents
    • C02F5/10—Treatment of water with complexing chemicals or other solubilising agents for softening, scale prevention or scale removal, e.g. adding sequestering agents using organic substances
    • C02F5/14—Treatment of water with complexing chemicals or other solubilising agents for softening, scale prevention or scale removal, e.g. adding sequestering agents using organic substances containing phosphorus

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Hydrology & Water Resources (AREA)
  • Health & Medical Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • General Health & Medical Sciences (AREA)
  • Molecular Biology (AREA)
  • Biochemistry (AREA)
  • Medicinal Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
AT81102991T 1980-04-28 1981-04-18 Verfahren zur herstellung von omega-amino-1hydroxyalkyliden-1,1-bisphosphonsaeuren. ATE2532T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19803016289 DE3016289A1 (de) 1980-04-28 1980-04-28 Verfahren zur herstellung von omega -amino-1-hydroxyalkyliden-1,1-bis-phosphonsaeuren
EP81102991A EP0039033B1 (de) 1980-04-28 1981-04-18 Verfahren zur Herstellung von omega-Amino-1-hydroxyalkyliden-1,1-bisphosphonsäuren

Publications (1)

Publication Number Publication Date
ATE2532T1 true ATE2532T1 (de) 1983-03-15

Family

ID=6101134

Family Applications (1)

Application Number Title Priority Date Filing Date
AT81102991T ATE2532T1 (de) 1980-04-28 1981-04-18 Verfahren zur herstellung von omega-amino-1hydroxyalkyliden-1,1-bisphosphonsaeuren.

Country Status (5)

Country Link
US (1) US4407761A (enExample)
EP (1) EP0039033B1 (enExample)
JP (1) JPS5731691A (enExample)
AT (1) ATE2532T1 (enExample)
DE (2) DE3016289A1 (enExample)

Families Citing this family (86)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2489334A1 (fr) * 1980-09-04 1982-03-05 Vysoka Skola Chem Tech Acide 6-amino-1-hydroxyhexilidene-diphosphonique, ses sels, et procede pour l'obtention de ces produits
IT1194748B (it) * 1981-02-12 1988-09-28 Gentili Ist Spa Composizioni farmaceutiche per il trattamento di osteopatie
DE3313049A1 (de) * 1982-04-15 1983-11-17 Istituto Gentili S.p.A., 56100 Pisa Pharmakologisch wirksame biphosphonate, verfahren fuer ihre herstellung und diese enthaltende pharmazeutische zusammensetzungen
IT1201087B (it) * 1982-04-15 1989-01-27 Gentili Ist Spa Bifosfonati farmacologicamente attivi,procedimento per la loro preparazione e relative composizioni farmaceutiche
DE3225469A1 (de) * 1982-07-05 1984-01-05 Schering AG, 1000 Berlin und 4709 Bergkamen Diphosphonsaeure-derivate und diese enthaltende pharmazeutische praeparate
DE3334211A1 (de) * 1983-09-22 1985-04-04 Henkel KGaA, 4000 Düsseldorf Dihydroxyalkandiphosphonsaeuren
US4639338A (en) * 1984-08-06 1987-01-27 Ciba-Geigy Corporation Preparation of crystalline disodium 3-amino-1-hydroxypropane-1,1-diphosphonate pentahydrate
DE3434667A1 (de) * 1984-09-21 1986-04-03 Henkel KGaA, 4000 Düsseldorf 4-dimethylamino-1-hydroxybutan-1,1-diphosphonsaeure, deren wasserloesliche salze, verfahren zu ihrer herstellung sowie ihre verwendung
IT1196315B (it) * 1984-10-29 1988-11-16 Gentili Ist Spa Procedimento per la preparazione di acidi difosfonici
IL77243A (en) * 1984-12-21 1996-11-14 Procter & Gamble Pharmaceutical compositions containing geminal diphosphonic acid compounds and certain such novel compounds
DE3540150A1 (de) * 1985-11-13 1987-05-14 Boehringer Mannheim Gmbh Neue diphosphonsaeurederivate, verfahren zu deren herstellung und diese verbindungen enthaltende arzneimittel
IL86951A (en) * 1987-07-06 1996-07-23 Procter & Gamble Pharma Methylene phosphonoalkylphosphinates and pharmaceutical preparations containing them
US4963681A (en) * 1987-07-06 1990-10-16 Norwich Eaton Pharmaceuticals, Inc. Process for synthesis of aminomethylene phosphonoalkylphosphinates
DE3805663A1 (de) * 1988-02-24 1989-09-07 Henkel Kgaa Oxaalkanpolyphosphonsaeuren, ihre verwendung als thresholder sowie diese verbindungen enthaltende, komplexierend wirkende zusammensetzungen
US4922007A (en) * 1989-06-09 1990-05-01 Merck & Co., Inc. Process for preparing 4-amino-1-hydroxybutylidene-1,1-bisphosphonic acid or salts thereof
US5019651A (en) * 1990-06-20 1991-05-28 Merck & Co., Inc. Process for preparing 4-amino-1-hydroxybutylidene-1,1-bisphosphonic acid (ABP) or salts thereof
US5039819A (en) * 1990-09-18 1991-08-13 Merck & Co., Inc. Diphosphonate intermediate for preparing an antihypercalcemic agent
US5159108A (en) * 1990-09-18 1992-10-27 Merck & Co., Inc. Process for preparing an antihypercalcemic agent
GB2248061A (en) * 1990-09-18 1992-03-25 Merck & Co Inc Amino-hydroxy-alkylidene bis phosphonic acids
IT1246992B (it) * 1991-01-08 1994-12-12 Gentili Ist Spa Procedimento per la preparazione di acidi difosfonici e loro sali
US5183815A (en) * 1991-01-22 1993-02-02 Merck & Co., Inc. Bone acting agents
PL175475B1 (pl) * 1992-05-29 1999-01-29 Procter & Gamble Pharma Nowe zawierające siarkę związki fosfonianowe
ES2118967T3 (es) * 1992-05-29 1998-10-01 Procter & Gamble Pharma Compuestos de fosfonato que contienen nitrogeno cuaternario para tratar un metabolismo anormal del calcio y fosfato asi como el calculo y la placa dentales.
US5763611A (en) * 1992-05-29 1998-06-09 The Procter & Gamble Company Thio-substituted cyclic phosphonate compounds, pharmaceutical compositions, and methods for treating abnormal calcium and phosphate metabolism
FI945595A7 (fi) * 1992-05-29 1994-11-28 Procter & Gamble Pharmaceuticals Inc Tiosubstituoituja typpipitoisia heterosyklisiä fosfonaattiyhdisteitä e pänormaalin kalsium- ja fosfaattiaineenvaihdunnan hoitamiseksi
US5391743A (en) * 1992-05-29 1995-02-21 Procter & Gamble Pharmaceuticals, Inc. Quaternary nitrogen-containing phosphonate compounds, pharmaceutical compositions, and methods of treating abnormal calcium and phosphate metabolism and methods of treating and preventing dental calculus and plaque
US5753634A (en) * 1992-05-29 1998-05-19 The Procter & Gamble Company Quaternary nitrogen containing phosphonate compounds, pharmaceutical compostions, and methods for treating abnormal calcium and phosphate metabolism
US5358941A (en) * 1992-12-02 1994-10-25 Merck & Co., Inc. Dry mix formulation for bisphosphonic acids with lactose
TW257765B (enExample) * 1993-08-25 1995-09-21 Merck & Co Inc
US5510517A (en) * 1993-08-25 1996-04-23 Merck & Co., Inc. Process for producing N-amino-1-hydroxy-alkylidene-1,1-bisphosphonic acids
US20010007863A1 (en) * 1998-06-18 2001-07-12 Merck & Co., Inc. Wet granulation formulation for bisphosphonic acids
KR100192215B1 (ko) * 1996-09-03 1999-06-15 강재헌 3-아미노-1-히드록시프로판-1,1-디포스폰산의 제조방법
CA2197267C (en) * 1997-02-11 2000-02-08 Yong Tao Process for the production of 4-amino-1-hydroxybutylidene-1,1-bisphosphonic acid or salts thereof
PL346347A1 (en) 1998-08-27 2002-02-11 Teva Pharma Novel hydrate forms of alendronate sodium, processes for manufacture thereof, and pharmaceutical compositions thereof
PT1169326E (pt) * 1999-02-17 2004-10-29 Teva Pharma Novo processo para a preparacao de acido alendronico
US6143919A (en) * 1999-05-18 2000-11-07 3M Innovative Properties Company Polymerizable acidic compounds and methods of preparation
US6315566B1 (en) 1999-05-18 2001-11-13 3M Innovative Properties Company Dental materials
US6963008B2 (en) * 1999-07-19 2005-11-08 Teva Pharmaceutical Industries Ltd. Hydrate forms of alendronate sodium, processes for manufacture thereof, and pharmaceutical compositions thereof
ES2153794B1 (es) 1999-08-06 2001-10-16 Medichem Sa Procedimiento para la obtencion del acido 4-amino-1-hidroxibutiliden-1,1-bisfosfonico y de su sal monosodica trihidratada.
AR021347A1 (es) * 1999-10-20 2002-07-17 Cipla Ltd Una composicion farmaceutica que contiene acido(s) bisfosfoncio o sal(es) del mismo y un proceso de preparacion de la misma
US6677320B2 (en) 2000-01-20 2004-01-13 Hoffmann-La Roches Inc. Parenteral bisphosphonate composition with improved local tolerance
PE20011065A1 (es) 2000-02-01 2001-11-21 Procter & Gamble Proceso para fabricar bisfosfonatos geminales
US6410520B2 (en) 2000-02-01 2002-06-25 The Procter & Gamble Company Selective crystallization of 3-pyridyl-1-hydroxyethylidene-1, 1-bisphosphonic acid sodium as the hemipentahydrate or monohydrate
US6476006B2 (en) 2000-06-23 2002-11-05 Teva Pharmaceutical Industries, Ltd. Composition and dosage form for delayed gastric release of alendronate and/or other bis-phosphonates
WO2002058708A1 (en) * 2001-01-23 2002-08-01 Gador S.A. Composition comprising bisphosphonates for prevention and/or treatment of metabolic diseases of bones, process for preparing such composition and use thereof
TR200101250A2 (tr) * 2001-05-10 2003-04-21 E�S Eczaciba�I �Zg�N K�Myasal �R�Nler Sanay� A.�. 4-amino-1-hidroksibutiliden-1,1-bifosfonik asit veya tuzlarının hazırlanmasına ilişkin proses
GB0115824D0 (en) * 2001-06-28 2001-08-22 Rhodia Cons Spec Ltd Improved solvent systems
EP1455796A1 (en) * 2001-12-21 2004-09-15 The Procter & Gamble Company Method for the treatment of bone disorders
ITMI20020908A1 (it) * 2002-04-29 2003-10-29 Chemi Spa Processo di preparazione di sodio alendronato
RU2387451C2 (ru) * 2002-05-10 2010-04-27 Ф.Хоффманн-Ля Рош Аг Бисфосфоновые кислоты, предназначенные для лечения и профилактики остеопороза
CN1665825A (zh) * 2002-05-17 2005-09-07 特瓦制药工业有限公司 用一定的稀释剂制备双膦酸
JP4485117B2 (ja) * 2002-06-27 2010-06-16 日東電工株式会社 保護剥離用フィルム
US20040138180A1 (en) * 2002-10-03 2004-07-15 Barr Laboratories, Inc. Bisphosphonate composition and process for the preparation thereof
EP1790347B1 (en) * 2002-12-20 2014-12-24 F. Hoffmann-La Roche AG High dose ibandronate formulation
US20040206932A1 (en) * 2002-12-30 2004-10-21 Abuelyaman Ahmed S. Compositions including polymerizable bisphosphonic acids and methods
HUP0300227A2 (hu) * 2003-01-28 2004-09-28 Richter Gedeon Vegyészeti Gyár Rt. Eljárás nagy tisztaságú 2-szubsztituált -1-(hidroxi-etilidén)-1,1-biszfoszfonsavak és sóik előállítására
US20040213917A1 (en) * 2003-04-23 2004-10-28 Courtney Douglas L. Spray booth and filter system
CN1325506C (zh) * 2003-05-15 2007-07-11 中国科学院上海药物研究所 骨重吸收抑制剂阿伦膦酸及生理可接受的盐和它的制备
CN1859892B (zh) 2003-08-12 2012-05-16 3M创新有限公司 自蚀牙科组合物和方法
CA2536229C (en) 2003-08-21 2012-09-25 Sun Pharmaceutical Industries Limited A process for preparation of bisphosphonic acid compounds
CA2551230A1 (en) * 2003-12-23 2005-07-14 Lyogen Limited A process for the preparation of alkyl- and aryl-diphosphonic acids and salts thereof
WO2006014597A1 (en) 2004-07-08 2006-02-09 3M Innovative Properties Company Dental methods, compositions, and kits including acid-sensitive dyes
KR101260525B1 (ko) 2004-08-11 2013-05-06 쓰리엠 도이칠란드 게엠베하 다수의 산성 화합물을 포함하는 자체-접착성 조성물
US7361761B2 (en) * 2004-09-28 2008-04-22 Orchid Chemicals & Pharmaceuticals Ltd. Process for the preparation of bisphosphonic acid
PL199215B1 (pl) * 2004-12-28 2008-08-29 Politechnika Gdanska Sposób wytwarzania kwasu [1-hydroksy-2-(3-pirydylo)etylidenobisfosfonowego] oraz jego soli monosodowej dwu i pół wodnej
US7872144B2 (en) * 2005-06-13 2011-01-18 Jubilant Organosys Limited Process for producing biphosphonic acids and forms thereof
US8003820B2 (en) * 2005-10-20 2011-08-23 Dr. Reddy's Laboratories Limited Process for preparing bisphosphonic acids
ES2323728T3 (es) * 2005-12-27 2009-07-23 Ipca Laboratories Limited Proceso mejorado para la fabricacion de 4-amino-hidroxibutilideno-1,1-bisfosfonico y sus sales.
WO2007083240A2 (en) 2006-01-20 2007-07-26 Aurobindo Pharma Limited An improved process for the preparation of bisphosphonic acids
WO2007101415A2 (de) 2006-02-03 2007-09-13 Universität Stuttgart - Institut für Chemische Verfahrenstechnik Phosphonsäure-haltige blends und phosphonsäure-haltige polymere
JP2009536639A (ja) * 2006-05-11 2009-10-15 アイエヌディー−スイフト ラボラトリーズ リミテッド 純リセドロン酸または塩を調製するための方法
CA2570949A1 (en) * 2006-12-12 2008-06-12 Apotex Pharmachem Inc. Ibandronate sodium propylene glycol solvate and processes for the preparation thereof
CN101557791B (zh) 2006-12-13 2013-05-22 3M创新有限公司 使用具有酸性组分和可光漂白染料的牙科用组合物的方法
WO2009050731A2 (en) * 2007-06-20 2009-04-23 Alkem Laboratories Ltd Novel process for preparing risedronic acid
EP2310398A2 (en) * 2008-07-11 2011-04-20 Synthon B.V. Process for making 1-hydroxyalkylidene-1,1-biphosphonic acids
US7964584B2 (en) * 2008-08-01 2011-06-21 Dong Wha Pharmaceutical Co., Ltd. Method of treating or preventing osteoporosis comprising administering to a patient in need thereof an effective amount of pharmaceutical composition comprising benzamidine derivatives or their salts, and alendronic acid or its salt
US20100130746A1 (en) * 2008-11-26 2010-05-27 Martin Kas Process for Making Zoledronic Acid
EP2470549B1 (en) 2009-08-28 2014-07-16 Synthon B.V. Process for making 1-hydroxyalkylidene-1,1-biphosphonic acids
MX2012003914A (es) 2009-10-02 2012-05-08 Metodo para la fabricacion de acidos aminohidroxi difosfonicos.
EP2609101B1 (en) 2010-07-14 2015-01-28 Pharmathen S.A. Process for the preparation of 3-(n-methyl-n-pentyl)amino-1-hydroxypropane-1,1-diphosphonic acid salt or derivatives thereof
FI20115315A0 (fi) * 2011-04-01 2011-04-01 Itae Suomen Yliopisto Menetelmä metallien keräämiseksi
EP2875036A1 (en) 2012-07-17 2015-05-27 Straitmark Holding AG Method for the synthesis of aminoalkylenephosphonic acid
BR112015000993B1 (pt) 2012-07-17 2020-04-28 Monsanto Technology Llc método para a síntese de um ácido alfaaminoalquileno fosfônico ou de um éster do mesmo
BR112015000988A2 (pt) * 2012-07-17 2017-06-27 Straitmark Holding Ag método para a síntese de ácido n-fosfonometiliminodiacético ou derivados do mesmo
PL407922A1 (pl) 2014-04-16 2015-10-26 Wrocławskie Centrum Badań Eit + Spółka Z Ograniczoną Odpowiedzialnością Nowe bisfosfoniany i ich zastosowanie
CN106179235A (zh) * 2016-08-29 2016-12-07 江苏海普功能材料有限公司 一种除化学镍吸附剂及其制备方法

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2130794C3 (de) * 1971-06-22 1974-07-11 Joh. A. Benckiser Gmbh, 6700 Ludwigshafen Verfahren zur Herstellung von l-Hydroxy-S-amino-propan-ljl-diphosphonsäure
DE2534391C2 (de) * 1975-08-01 1983-01-13 Henkel KGaA, 4000 Düsseldorf 1-Hydroxy-3-aminoalkan-1,1-diphosphonsäuren
DE2658961C3 (de) 1976-12-24 1981-09-24 Joh. A. Benckiser Gmbh, 6700 Ludwigshafen Verfahren zur Herstellung von 1-Hydroxy-3-amino-propan-1,1-diphosphonsäuren
DE2702631A1 (de) 1977-01-22 1978-07-27 Henkel Kgaa Verfahren zur herstellung von 1-hydroxy-3-amino-propan-1,1-diphosphonsaeuren
DE2745083C2 (de) 1977-10-07 1985-05-02 Henkel KGaA, 4000 Düsseldorf Hydroxydiphosphonsäuren und Verfahren zu deren Herstellung
DE2943498C2 (de) * 1979-10-27 1983-01-27 Henkel KGaA, 4000 Düsseldorf Verfahren zur Herstellung von 3-Amino-1-hydroxypropan-1,1-diphosphonsäure
US4304734A (en) * 1980-10-16 1981-12-08 Vysoka Skola Chemicko-Technologicka 6-Amino-1-hydroxyhexylidene diphosphonic acid, salts and a process for production thereof

Also Published As

Publication number Publication date
US4407761A (en) 1983-10-04
EP0039033A1 (de) 1981-11-04
EP0039033B1 (de) 1983-02-16
JPH0120159B2 (enExample) 1989-04-14
DE3016289A1 (de) 1981-10-29
JPS5731691A (en) 1982-02-20
DE3160078D1 (en) 1983-03-24

Similar Documents

Publication Publication Date Title
ATE2532T1 (de) Verfahren zur herstellung von omega-amino-1hydroxyalkyliden-1,1-bisphosphonsaeuren.
ATE1242T1 (de) Verfahren zur herstellung von 3-amino-1-hydroxypropan-1,1-diphosphonsaeure.
DK0462663T3 (da) Forbedret fremgangsmåde til fremstilling af 4-amino-1-hydroxybutyliden-1,1-bisphosphonsyre (ABP) eller salte deraf
SE8504687L (sv) Forfarande for framstellning av difosfonsyror
JPS5377015A (en) Preparation of fluorine-containing phosphoric acid ester
DE69331314D1 (de) Verfahren zur Herstellung von N-Phosphonomethyliminodiessigsäure
ATE38979T1 (de) Herstellungsverfahren von fluorierten alkyl(methyl)acrylaten.
KR840005158A (ko) N-포스포노 메틸글리신의 제조방법
ATE44382T1 (de) Verfahren zur herstellung von l-homoalanin-4yl(methyl)-phosphinsaeure sowie ihrer alkylester.
ATE67500T1 (de) Verfahren zur herstellung von aminomethylenphosphonalkylphosphinaten.
DE69202062D1 (de) Verfahren zur Herstellung von Diphosphonsäuren und Salzen davon.
ATE21107T1 (de) Verfahren zur herstellung von 3-amino-1hydroxypropan-1,1-diphosphonsaeure.
ATE12501T1 (de) Verfahren zur herstellung von methyldichlorphosphan.
ATE12775T1 (de) Verfahren zur herstellung von aminomethylphosphonsaeure.
ATE77T1 (de) N,n'-dialkyl-ureidomethan-diphosphonsaeure, deren herstellung und verwendung.
DE3767903D1 (de) Verfahren zur herstellung von alkali-phosphonoformiaten.
ATE55372T1 (de) Verfahren zur herstellung von 4-chlorbutanalen.
EP0241115A3 (en) Process for producing unsaturated phosphonic acid dichlorides
ATE13763T1 (de) Verfahren zur herstellung von n-(1-formylamido2,2,2-trichloraethyl)-morpholin.
ATE82256T1 (de) N-sulfomethylglycinate, verfahren zu ihrer herstellung und ihre verwendung bei der herstellung von glyphosat-herbiziden.
ATE16392T1 (de) Verfahren zur herstellung von dichlor-phenylphosphan.
IT1251707B (it) Procedimento per la produzione di acido n-fosfonometiliminodiacetico.

Legal Events

Date Code Title Description
EEIH Change in the person of patent owner
EELA Cancelled due to lapse of time