ES2182177T3 - Procedimiento para la obtencion de acido 3,3-dimetilbutirico. - Google Patents

Procedimiento para la obtencion de acido 3,3-dimetilbutirico.

Info

Publication number
ES2182177T3
ES2182177T3 ES98109916T ES98109916T ES2182177T3 ES 2182177 T3 ES2182177 T3 ES 2182177T3 ES 98109916 T ES98109916 T ES 98109916T ES 98109916 T ES98109916 T ES 98109916T ES 2182177 T3 ES2182177 T3 ES 2182177T3
Authority
ES
Spain
Prior art keywords
acid
dimethylbutiric
procedure
obtaining
trimethyl
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.)
Expired - Lifetime
Application number
ES98109916T
Other languages
English (en)
Inventor
Uwe Dr Stelzer
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.)
Bayer CropScience AG
Original Assignee
Bayer CropScience 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 CropScience AG filed Critical Bayer CropScience AG
Application granted granted Critical
Publication of ES2182177T3 publication Critical patent/ES2182177T3/es
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
    • C07C51/347—Preparation of carboxylic acids or their salts, halides or anhydrides by reactions not involving formation of carboxyl groups
    • C07C51/377—Preparation of carboxylic acids or their salts, halides or anhydrides by reactions not involving formation of carboxyl groups by splitting-off hydrogen or functional groups; by hydrogenolysis of functional groups

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)

Abstract

LA PRESENTE INVENCION TRATA DE UN NUEVO PROCEDIMIENTO PARA PREPARAR 3,3 ACIDO DIMETILBUTIRICO POR REACCION DE ACIDO TRIMETILPIRUVICO CON HIDRATO DE HIDRAZINA Y TRATAMIENTO CON UNA BASE DE LA HIDRAZONA FORMADA.
ES98109916T 1997-06-11 1998-05-29 Procedimiento para la obtencion de acido 3,3-dimetilbutirico. Expired - Lifetime ES2182177T3 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19724584A DE19724584A1 (de) 1997-06-11 1997-06-11 Verfahren zur Herstellung von 3,3-Dimethylbuttersäure

Publications (1)

Publication Number Publication Date
ES2182177T3 true ES2182177T3 (es) 2003-03-01

Family

ID=7832129

Family Applications (1)

Application Number Title Priority Date Filing Date
ES98109916T Expired - Lifetime ES2182177T3 (es) 1997-06-11 1998-05-29 Procedimiento para la obtencion de acido 3,3-dimetilbutirico.

Country Status (11)

Country Link
US (1) US5907060A (es)
EP (1) EP0884299B1 (es)
JP (1) JPH11228485A (es)
KR (1) KR19990006445A (es)
BR (1) BR9802373A (es)
DE (2) DE19724584A1 (es)
DK (1) DK0884299T3 (es)
ES (1) ES2182177T3 (es)
HU (1) HUP9801312A3 (es)
IL (1) IL124820A0 (es)
ZA (1) ZA985008B (es)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6573409B1 (en) 1999-07-02 2003-06-03 The Nutrasweet Company Process for the preparation of 3,3-dimethylbutanal
US6686501B2 (en) * 2002-02-05 2004-02-03 Bayer Corporation Processes for preparing 3.3-dimethylbutyric acid
DE10339857A1 (de) 2003-08-29 2005-03-24 Daimlerchrysler Ag Brennkraftmaschine mit einer Motorbremseinrichtung

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2004066A (en) * 1933-04-17 1935-06-04 Mallinckrodt Chemical Works Tertiary butyl acetic acid
DK464274A (es) * 1973-09-11 1975-05-12 Sandoz Ag
US4182896A (en) * 1974-02-07 1980-01-08 Societe Hexachimie Indane derivatives
JPS63222130A (ja) * 1987-03-10 1988-09-16 Sumitomo Chem Co Ltd ３，３−ジメチル酪酸及びｔｅｒｔ．−ブチルクロライドの併産方法
JPH07258416A (ja) * 1994-03-23 1995-10-09 Dow Corning Kk 両末端官能性ジフェニルシロキサンオリゴマー化合物およびその製造方法

Also Published As

Publication number Publication date
EP0884299A1 (de) 1998-12-16
JPH11228485A (ja) 1999-08-24
DK0884299T3 (da) 2003-02-17
DE19724584A1 (de) 1998-12-17
BR9802373A (pt) 1999-06-29
IL124820A0 (en) 1999-01-26
HUP9801312A2 (hu) 1999-03-29
HU9801312D0 (en) 1998-08-28
ZA985008B (en) 1999-01-18
HUP9801312A3 (en) 1999-04-28
DE59806017D1 (de) 2002-11-28
EP0884299B1 (de) 2002-10-23
KR19990006445A (ko) 1999-01-25
US5907060A (en) 1999-05-25

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