BR9714233A - Processo para a preparação de anilidas de ácido trifluoroacetoacético - Google Patents

Processo para a preparação de anilidas de ácido trifluoroacetoacético

Info

Publication number
BR9714233A
BR9714233A BR9714233-6A BR9714233A BR9714233A BR 9714233 A BR9714233 A BR 9714233A BR 9714233 A BR9714233 A BR 9714233A BR 9714233 A BR9714233 A BR 9714233A
Authority
BR
Brazil
Prior art keywords
preparation
trifluoroacetoacetic acid
formula
acid anilides
trifluoroacetoacetic
Prior art date
Application number
BR9714233-6A
Other languages
English (en)
Inventor
Reinhard Lantzsch
Karl Steinbeck
Ulrich Kaempfen
Original Assignee
Bayer Ag
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 Bayer Ag filed Critical Bayer Ag
Publication of BR9714233A publication Critical patent/BR9714233A/pt

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D239/00—Heterocyclic compounds containing 1,3-diazine or hydrogenated 1,3-diazine rings
    • C07D239/02—Heterocyclic compounds containing 1,3-diazine or hydrogenated 1,3-diazine rings not condensed with other rings
    • C07D239/24—Heterocyclic compounds containing 1,3-diazine or hydrogenated 1,3-diazine rings not condensed with other rings having three or more double bonds between ring members or between ring members and non-ring members
    • C07D239/28—Heterocyclic compounds containing 1,3-diazine or hydrogenated 1,3-diazine rings not condensed with other rings having three or more double bonds between ring members or between ring members and non-ring members with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, directly attached to ring carbon atoms
    • C07D239/46—Two or more oxygen, sulphur or nitrogen atoms
    • C07D239/52—Two oxygen atoms
    • C07D239/54—Two oxygen atoms as doubly bound oxygen atoms or as unsubstituted hydroxy radicals
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C253/00—Preparation of carboxylic acid nitriles
    • C07C253/30—Preparation of carboxylic acid nitriles by reactions not involving the formation of cyano groups
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C303/00—Preparation of esters or amides of sulfuric acids; Preparation of sulfonic acids or of their esters, halides, anhydrides or amides
    • C07C303/36—Preparation of esters or amides of sulfuric acids; Preparation of sulfonic acids or of their esters, halides, anhydrides or amides of amides of sulfonic acids
    • C07C303/40—Preparation of esters or amides of sulfuric acids; Preparation of sulfonic acids or of their esters, halides, anhydrides or amides of amides of sulfonic acids by reactions not involving the formation of sulfonamide groups

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Agricultural Chemicals And Associated Chemicals (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
  • Heterocyclic Carbon Compounds Containing A Hetero Ring Having Nitrogen And Oxygen As The Only Ring Hetero Atoms (AREA)

Abstract

Patente de Invenção:<B>"PROCESSO PARA A PREPARAçãO DE ANILIDAS DE áCIDO TRIFLUOROACETOACéTICO"<D>. De acordo com um novo processo, podem ser preparadas anilidas de ácido trifluoroacetoacético da fórmula (I), na qual R^ 1^ tem os significados indicados no relatório descritivo, reagindo-se cloreto de ácido trifluoracetoacético com anilinas da fórmula (III), eventualmente na presença de um aglutinante de ácido e eventualmente na presença de um agente de diluição. Os compostos da fórmula (I) são adequados como produtos intermediários para a preparação de derivados de uracila herbicidamente eficazes.
BR9714233-6A 1996-12-19 1997-12-08 Processo para a preparação de anilidas de ácido trifluoroacetoacético BR9714233A (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19652955A DE19652955A1 (de) 1996-12-19 1996-12-19 Verfahren zur Herstellung von Trifluoracetessigsäure-aniliden
PCT/EP1997/006842 WO1998027057A2 (de) 1996-12-19 1997-12-08 Verfahren zur herstellung von trifluoracetessigsäure-aniliden

Publications (1)

Publication Number Publication Date
BR9714233A true BR9714233A (pt) 2000-04-18

Family

ID=7815317

Family Applications (1)

Application Number Title Priority Date Filing Date
BR9714233-6A BR9714233A (pt) 1996-12-19 1997-12-08 Processo para a preparação de anilidas de ácido trifluoroacetoacético

Country Status (10)

Country Link
US (1) US6136975A (pt)
EP (1) EP0948482B1 (pt)
JP (1) JP2001506249A (pt)
CN (1) CN1100754C (pt)
AU (1) AU5560798A (pt)
BR (1) BR9714233A (pt)
DE (2) DE19652955A1 (pt)
DK (1) DK0948482T3 (pt)
IL (1) IL130090A (pt)
WO (1) WO1998027057A2 (pt)

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2797217A (en) * 1957-06-25 Dihydro oxazine diones
DE1158490B (de) * 1960-12-17 1963-12-05 Hoechst Ag Verfahren zur Herstellung von fluorhaltigen Acetessigsaeurechloriden bzw. ihren Loesungen
AU627906B2 (en) * 1989-07-14 1992-09-03 Nissan Chemical Industries Ltd. Uracil derivatives and herbicides containing the same as active ingredient
DE4218159C2 (de) * 1992-06-02 1997-07-31 Luitpold Pharma Gmbh 4,4,4-Trifluoracetessigsäureamide, Verfahren zu ihrer Herstellung und Arzneimittel
ES2110667T3 (es) * 1993-08-18 1998-02-16 Bayer Ag N-cianoaril-heterociclos nitrogenados.
US5681794A (en) * 1993-08-18 1997-10-28 Bayer Aktiengesellschaft N-cyanoaryl-nitrogen heterocycles
DE4335438A1 (de) * 1993-10-18 1995-04-20 Bayer Ag 4-Cyanophenyliminoheterocyclen
WO1995032952A1 (en) * 1994-05-27 1995-12-07 Ciba-Geigy Ag Process for the preparation of 3-aryluracils
DE19543676A1 (de) * 1995-05-03 1996-11-07 Bayer Ag Verfahren zur Herstellung von substituierten Aryluracilen

Also Published As

Publication number Publication date
CN1240423A (zh) 2000-01-05
IL130090A (en) 2003-06-24
DE59706910D1 (de) 2002-05-08
WO1998027057A2 (de) 1998-06-25
DK0948482T3 (da) 2002-07-22
JP2001506249A (ja) 2001-05-15
WO1998027057A3 (de) 1998-07-23
AU5560798A (en) 1998-07-15
IL130090A0 (en) 2000-02-29
CN1100754C (zh) 2003-02-05
HK1029329A1 (en) 2001-03-30
EP0948482B1 (de) 2002-04-03
US6136975A (en) 2000-10-24
DE19652955A1 (de) 1998-06-25
EP0948482A2 (de) 1999-10-13

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Legal Events

Date Code Title Description
B08F Application dismissed because of non-payment of annual fees [chapter 8.6 patent gazette]

Free format text: REFERENTE A 9A ANUIDADE.

B08K Patent lapsed as no evidence of payment of the annual fee has been furnished to inpi [chapter 8.11 patent gazette]

Free format text: REFERENTE AO 8.6 DA RPI 1879 DE 09/01/2007.