DE1251759B - Verfahren zur kontinuierlichen Herstellung von Athan 1 hydroxy - 1 1-diphosphonsaure - Google Patents

Verfahren zur kontinuierlichen Herstellung von Athan 1 hydroxy - 1 1-diphosphonsaure

Info

Publication number
DE1251759B
DE1251759B DENDAT1251759D DE1251759DA DE1251759B DE 1251759 B DE1251759 B DE 1251759B DE NDAT1251759 D DENDAT1251759 D DE NDAT1251759D DE 1251759D A DE1251759D A DE 1251759DA DE 1251759 B DE1251759 B DE 1251759B
Authority
DE
Germany
Prior art keywords
acid
reaction
continuously
phosphorous
hydroxy
Prior art date
Legal status (The legal status 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 status listed.)
Pending
Application number
DENDAT1251759D
Other languages
German (de)
English (en)
Inventor
John Nicholas Cm cmnati Ohio Lawrence Rogovm Denis Peter Brawn (V St A)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Procter and Gamble Co
Original Assignee
Procter and Gamble 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.)
Publication date
Publication of DE1251759B publication Critical patent/DE1251759B/de
Pending legal-status Critical Current

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07FACYCLIC, CARBOCYCLIC OR HETEROCYCLIC COMPOUNDS CONTAINING ELEMENTS OTHER THAN CARBON, HYDROGEN, HALOGEN, OXYGEN, NITROGEN, SULFUR, SELENIUM OR TELLURIUM
    • C07F9/00Compounds containing elements of Groups 5 or 15 of the Periodic Table
    • C07F9/02Phosphorus compounds
    • C07F9/28Phosphorus compounds with one or more P—C bonds
    • C07F9/38Phosphonic acids [RP(=O)(OH)2]; Thiophosphonic acids ; [RP(=X1)(X2H)2(X1, X2 are each independently O, S or Se)]
    • C07F9/3804Phosphonic acids [RP(=O)(OH)2]; Thiophosphonic acids ; [RP(=X1)(X2H)2(X1, X2 are each independently O, S or Se)] not used, see subgroups
    • C07F9/3839Polyphosphonic acids
    • C07F9/386Polyphosphonic acids containing hydroxy substituents in the hydrocarbon radicals

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)
DENDAT1251759D 1965-03-30 Verfahren zur kontinuierlichen Herstellung von Athan 1 hydroxy - 1 1-diphosphonsaure Pending DE1251759B (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US443844A US3400147A (en) 1965-03-30 1965-03-30 Process for preparation of organophosphorous compounds

Publications (1)

Publication Number Publication Date
DE1251759B true DE1251759B (de) 1967-10-12

Family

ID=23762404

Family Applications (1)

Application Number Title Priority Date Filing Date
DENDAT1251759D Pending DE1251759B (de) 1965-03-30 Verfahren zur kontinuierlichen Herstellung von Athan 1 hydroxy - 1 1-diphosphonsaure

Country Status (6)

Country Link
US (1) US3400147A (US08063081-20111122-C00044.png)
BE (1) BE678616A (US08063081-20111122-C00044.png)
CH (1) CH487937A (US08063081-20111122-C00044.png)
DE (1) DE1251759B (US08063081-20111122-C00044.png)
GB (1) GB1088587A (US08063081-20111122-C00044.png)
NL (1) NL6604221A (US08063081-20111122-C00044.png)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3496222A (en) * 1967-12-28 1970-02-17 Procter & Gamble Diacetylated cyclic dimer of ethane-1-hydroxy - 1,1 - diphosphonic acid and salts thereof
US4088675A (en) * 1976-03-15 1978-05-09 Massachusetts Institute Of Technology Production of acyl phosphate salts
DE3622786A1 (de) * 1986-07-07 1988-02-04 Benckiser Knapsack Gmbh Verfahren zur herstellung von vinyldiphosphonsaeure und ihren salzen
EP2050785A1 (en) 1997-10-31 2009-04-22 Metabolix, Inc. Use of organic phosphonic or phosphinic acids, or of oxides, hydroxides or carboxylic acid salts of metals as thermal stabilizers for plasticized polyhydroxyalcanoates
ES2530791T3 (es) 2002-12-20 2015-03-05 Hoffmann La Roche Formulación de ibandronato de altas dosis
WO2015059288A1 (en) 2013-10-25 2015-04-30 Straitmark Holding Ag Method for the synthesis of ethane-1-hydroxy-1,1-diphosphonic acid
CN110642887B (zh) * 2019-10-17 2021-05-07 山东泰和水处理科技股份有限公司 一种羟基亚乙基二膦酸晶体的连续化生产方法

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2790837A (en) * 1954-06-08 1957-04-30 Celanese Corp Continuous production of trimethylolethane
NL130828C (US08063081-20111122-C00044.png) * 1959-06-03
NL280424A (US08063081-20111122-C00044.png) * 1961-07-03
DE1202441B (de) * 1963-03-02 1965-10-07 Therachemie Chem Therapeut Mittel zur Verminderung der Schaedigung von Haaren beim Bleichen und Faerben

Also Published As

Publication number Publication date
US3400147A (en) 1968-09-03
CH487937A (de) 1970-03-31
NL6604221A (US08063081-20111122-C00044.png) 1966-10-03
GB1088587A (en) 1967-10-25
BE678616A (US08063081-20111122-C00044.png) 1966-09-29

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