DE69628433D1 - Verfahren zur gewinnung von pivalinsäure aus abfallreaktionsgemischen - Google Patents

Verfahren zur gewinnung von pivalinsäure aus abfallreaktionsgemischen

Info

Publication number
DE69628433D1
DE69628433D1 DE69628433T DE69628433T DE69628433D1 DE 69628433 D1 DE69628433 D1 DE 69628433D1 DE 69628433 T DE69628433 T DE 69628433T DE 69628433 T DE69628433 T DE 69628433T DE 69628433 D1 DE69628433 D1 DE 69628433D1
Authority
DE
Germany
Prior art keywords
producing
reaction mixtures
waste reaction
acid
pivalinic acid
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
DE69628433T
Other languages
English (en)
Inventor
Joan Cabre
Victor Centellas
Jose Diago
Asuncion Esteve
Joan Serrat
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.)
Sandoz GmbH
Original Assignee
Biochemie 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 Biochemie GmbH filed Critical Biochemie GmbH
Application granted granted Critical
Publication of DE69628433D1 publication Critical patent/DE69628433D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C53/00—Saturated compounds having only one carboxyl group bound to an acyclic carbon atom or hydrogen
    • C07C53/126—Acids containing more than four carbon atoms
    • C07C53/128—Acids containing more than four carbon atoms the carboxylic group being bound to a carbon atom bound to at least two other carbon atoms, e.g. neo-acids
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
    • C07C51/42—Separation; Purification; Stabilisation; Use of additives
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
    • C07C51/09—Preparation of carboxylic acids or their salts, halides or anhydrides from carboxylic acid esters or lactones
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
    • C07C51/42—Separation; Purification; Stabilisation; Use of additives
    • C07C51/43—Separation; Purification; Stabilisation; Use of additives by change of the physical state, e.g. crystallisation
    • C07C51/44—Separation; Purification; Stabilisation; Use of additives by change of the physical state, e.g. crystallisation by distillation

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Cephalosporin Compounds (AREA)
  • Preparation Of Compounds By Using Micro-Organisms (AREA)
DE69628433T 1995-06-28 1996-06-27 Verfahren zur gewinnung von pivalinsäure aus abfallreaktionsgemischen Expired - Lifetime DE69628433D1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GBGB9513115.7A GB9513115D0 (en) 1995-06-28 1995-06-28 Organic compounds
PCT/EP1996/002821 WO1997001525A1 (en) 1995-06-28 1996-06-27 Process for separating pivalic acid from spent reaction mixtures

Publications (1)

Publication Number Publication Date
DE69628433D1 true DE69628433D1 (de) 2003-07-03

Family

ID=10776771

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69628433T Expired - Lifetime DE69628433D1 (de) 1995-06-28 1996-06-27 Verfahren zur gewinnung von pivalinsäure aus abfallreaktionsgemischen

Country Status (12)

Country Link
US (1) US5990351A (de)
EP (1) EP0836587B1 (de)
JP (1) JPH11507944A (de)
KR (1) KR19990028490A (de)
AT (1) ATE241585T1 (de)
AU (1) AU6418096A (de)
CA (1) CA2224806A1 (de)
DE (1) DE69628433D1 (de)
ES (1) ES2200068T3 (de)
GB (1) GB9513115D0 (de)
TW (1) TW328081B (de)
WO (1) WO1997001525A1 (de)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100447426B1 (ko) * 1996-07-29 2005-01-25 주식회사 엘지생활건강 뭉침방지용 스크림을 갖는 일회용 흡수용품
US6677481B2 (en) 2001-07-09 2004-01-13 Exxonmobil Chemical Patents Inc. Cracking of neo-C9 and neo-C13 carboxylic acids to either pivalic acid or methyl pivalate
US9798519B2 (en) 2014-07-02 2017-10-24 Via Alliance Semiconductor Co., Ltd. Standard format intermediate result
US11061672B2 (en) 2015-10-02 2021-07-13 Via Alliance Semiconductor Co., Ltd. Chained split execution of fused compound arithmetic operations
US10078512B2 (en) 2016-10-03 2018-09-18 Via Alliance Semiconductor Co., Ltd. Processing denormal numbers in FMA hardware
CN107721841A (zh) * 2017-11-11 2018-02-23 山东民基化工有限公司 一种从特戊酰氯精馏残液中回收特戊酸的方法

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2255421A (en) * 1936-07-25 1941-09-09 Shell Dev Process for purification of carboxylic acids
GB850176A (en) * 1956-03-12 1960-09-28 Celanese Corp Purification of lower aliphatic acids
JPS61280445A (ja) * 1985-06-05 1986-12-11 Ihara Nikkei Kagaku Kogyo Kk β−クロルピバリン酸クロライドの製造方法
GB2240102B (en) * 1990-01-22 1993-10-20 Biochemie Gmbh Improvements in or relating to beta lactam production
US5202462A (en) * 1990-04-20 1993-04-13 Ihara Chemical Industry Co., Ltd. Process for producing a halomethyl pivalate

Also Published As

Publication number Publication date
US5990351A (en) 1999-11-23
MX9710525A (es) 1998-03-31
CA2224806A1 (en) 1997-01-16
EP0836587B1 (de) 2003-05-28
ES2200068T3 (es) 2004-03-01
AU6418096A (en) 1997-01-30
GB9513115D0 (en) 1995-08-30
JPH11507944A (ja) 1999-07-13
WO1997001525A1 (en) 1997-01-16
ATE241585T1 (de) 2003-06-15
KR19990028490A (ko) 1999-04-15
EP0836587A1 (de) 1998-04-22
TW328081B (en) 1998-03-11

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Legal Events

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8332 No legal effect for de