EP1856034A1 - Verfahren zur herstellung von bifunktionellen ammoniumnitrilen - Google Patents

Verfahren zur herstellung von bifunktionellen ammoniumnitrilen

Info

Publication number
EP1856034A1
EP1856034A1 EP06723108A EP06723108A EP1856034A1 EP 1856034 A1 EP1856034 A1 EP 1856034A1 EP 06723108 A EP06723108 A EP 06723108A EP 06723108 A EP06723108 A EP 06723108A EP 1856034 A1 EP1856034 A1 EP 1856034A1
Authority
EP
European Patent Office
Prior art keywords
dialkylaminoacetonitrile
general formula
alkyl
works
formula
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.)
Withdrawn
Application number
EP06723108A
Other languages
German (de)
English (en)
French (fr)
Inventor
Lars Cuypers
Gerd Reinhardt
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.)
Clariant Produkte Deutschland GmbH
Original Assignee
Clariant Produkte Deutschland GmbH
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 Clariant Produkte Deutschland GmbH filed Critical Clariant Produkte Deutschland GmbH
Publication of EP1856034A1 publication Critical patent/EP1856034A1/de
Withdrawn legal-status Critical Current

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C11ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
    • C11DDETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
    • C11D3/00Other compounding ingredients of detergent compositions covered in group C11D1/00
    • C11D3/39Organic or inorganic per-compounds
    • C11D3/3902Organic or inorganic per-compounds combined with specific additives
    • C11D3/3905Bleach activators or bleach catalysts
    • C11D3/3907Organic compounds
    • C11D3/3917Nitrogen-containing compounds
    • C11D3/3927Quarternary ammonium compounds
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C253/00Preparation of carboxylic acid nitriles
    • C07C253/30Preparation of carboxylic acid nitriles by reactions not involving the formation of cyano groups

Definitions

  • the present invention relates to the synthesis of bifunctional
  • Ammonium nitriles by one-step reaction of dialkylaminoacetonitriles with dihaloalkylene or dihaloarylene.
  • EP-A-458 386 are obtained in EP-A-458 386 as part of a two-step reaction.
  • first step the synthesis of a tertiary aminonitrile by reaction of the corresponding aldehyde or ketone with potassium cyanide and a secondary amine and in a second step, the quaternization of the aminonitrile with dimethyl sulfate.
  • EP-A-464 880 the quaternization of the aminonitrile is carried out with para-methyltoluenesulfonate or para-dodecylalkylbenzenesulfonate.
  • the corresponding tertiary amine is reacted with chloroacetonitrile to the respective ammonium nitrile.
  • a problem for the industrial applicability of the process is the high cost of the haloacetonitriles, which make the production of these used as bleach activators in detergents and cleaners class more expensive.
  • the present invention thus provides a process for the preparation of bifunctional ammonium nitriles of the formula (1)
  • R 1 , R 2 , R 3 and R 4 are each individually hydrogen, hydroxyl, d- to C 2 4-alkyl, C 2 - to
  • R 5 and R 6 are each independently a straight or branched Cr to C 2 4 alkyl, alkenyl or alkyl ether group, and X is an anion, the variable n is an integer 1-16 alkyl; wherein a dialkylaminoacetonitrile of the general formula (2)
  • the process according to the invention is carried out by first dissolving or suspending the dialkylaminoacetonitrile of the formula (2) in a suitable polar aprotic solvent.
  • suitable solvents are, for example: ethyl acetate, n-propyl acetate, i-propyl acetate, n-butyl acetate, i-butyl acetate and mixtures thereof, dimethyl sulfoxide, N-methylpyrrolidone, 1,3-dimethylimidazolidine. on.
  • a dihaloalkyl compound or a haloaryl compound of the general formula (3) in the form of substance or as a solution is added dropwise to this solution or suspension.
  • the two halogen atoms X may be the same or different.
  • Dialkylaminoacetonitrile is 1, 8 to 2.5, preferably 2.0 to 2.3 molar equivalents based on the dihaloalkyl or haloaryl. Suitable dialkylaminoacetonitrile dimethylaminoacetonitrile, diethylaminoacetonitrile, methyl ethylaminoacetonitrile, di-n-propylaminoacetonitrile, di-n-butylaminoacetonitrile, di-n-hexylaminoacetonitrile, dimethylaminoacetonitrile and are preferred
  • the reaction temperature is generally from 20 to 120 0 C, preferably 30 to 100 0 C, particularly preferably 40 to 8O 0 C.
  • the reaction takes place over a period of 1 to 10 hours, preferably 2 to 9 hours, more preferably 4 to 8 hours ,
  • the resulting product can be removed by filtration, suction filtration,
  • Reaction mixture was stirred at 60 ° C for 5 hours. The reaction mixture was cooled to room temperature and the precipitated solid was filtered off.
  • Example 5 Bleaching performance of bifunctional ammonium nitriles
  • Bleaching compositions were prepared and tested with the inventive cationic nitrile compounds of Inventive Examples 1 and 2 and Comparative Substances 3 and 4.
  • the compounds 1 to 4 have the following structure:

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Inorganic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Wood Science & Technology (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Detergent Compositions (AREA)
EP06723108A 2005-03-01 2006-02-24 Verfahren zur herstellung von bifunktionellen ammoniumnitrilen Withdrawn EP1856034A1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102005009137A DE102005009137A1 (de) 2005-03-01 2005-03-01 Verfahren zur Herstellung von bifunktionellen Ammoniumnitrilen
PCT/EP2006/001735 WO2006092247A1 (de) 2005-03-01 2006-02-24 Verfahren zur herstellung von bifunktionellen ammoniumnitrilen

Publications (1)

Publication Number Publication Date
EP1856034A1 true EP1856034A1 (de) 2007-11-21

Family

ID=36609298

Family Applications (1)

Application Number Title Priority Date Filing Date
EP06723108A Withdrawn EP1856034A1 (de) 2005-03-01 2006-02-24 Verfahren zur herstellung von bifunktionellen ammoniumnitrilen

Country Status (5)

Country Link
US (1) US20090023942A1 (hu)
EP (1) EP1856034A1 (hu)
JP (1) JP2008531622A (hu)
DE (1) DE102005009137A1 (hu)
WO (1) WO2006092247A1 (hu)

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2387723A (en) * 1940-04-03 1945-10-30 Celanese Corp Manufacture of organic compounds
US4915863A (en) * 1987-08-14 1990-04-10 Kao Corporation Bleaching composition
JP2551962B2 (ja) * 1988-02-03 1996-11-06 花王株式会社 自動食器洗浄機用洗剤
JPH02132196A (ja) * 1988-11-11 1990-05-21 Kao Corp 漂白剤及び漂白洗剤組成物
DE10211389A1 (de) * 2002-03-15 2003-09-25 Clariant Gmbh Ammoniumnitrile und deren Verwendung als hydrophobe Bleichaktivatoren

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See references of WO2006092247A1 *

Also Published As

Publication number Publication date
WO2006092247A1 (de) 2006-09-08
DE102005009137A1 (de) 2006-09-07
US20090023942A1 (en) 2009-01-22
JP2008531622A (ja) 2008-08-14

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