DK150379A - METHOD OF PREPARING CARBOXYLIC ACID ANHYDRIDES - Google Patents

METHOD OF PREPARING CARBOXYLIC ACID ANHYDRIDES

Info

Publication number
DK150379A
DK150379A DK150379A DK150379A DK150379A DK 150379 A DK150379 A DK 150379A DK 150379 A DK150379 A DK 150379A DK 150379 A DK150379 A DK 150379A DK 150379 A DK150379 A DK 150379A
Authority
DK
Denmark
Prior art keywords
carboxylic acid
acid anhydrides
preparing carboxylic
preparing
anhydrides
Prior art date
Application number
DK150379A
Other languages
Danish (da)
Inventor
M Lenthe
K Findeisen
G Dankert
G Grah
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 DK150379A publication Critical patent/DK150379A/en

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
    • C07C51/54—Preparation of carboxylic acid anhydrides
    • C07C51/567—Preparation of carboxylic acid anhydrides by reactions not involving carboxylic acid anhydride groups
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D3/00—Distillation or related exchange processes in which liquids are contacted with gaseous media, e.g. stripping
    • B01D3/009—Distillation or related exchange processes in which liquids are contacted with gaseous media, e.g. stripping in combination with chemical reactions
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
    • C07C51/54—Preparation of carboxylic acid anhydrides
    • C07C51/56—Preparation of carboxylic acid anhydrides from organic acids, their salts, their esters or their halides, e.g. by carboxylation
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P20/00—Technologies relating to chemical industry
    • Y02P20/10—Process efficiency

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)
DK150379A 1978-04-11 1979-04-10 METHOD OF PREPARING CARBOXYLIC ACID ANHYDRIDES DK150379A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19782815541 DE2815541A1 (en) 1978-04-11 1978-04-11 PROCESS FOR THE PRODUCTION OF CARBONIC ANHYDRIDES

Publications (1)

Publication Number Publication Date
DK150379A true DK150379A (en) 1979-10-12

Family

ID=6036671

Family Applications (1)

Application Number Title Priority Date Filing Date
DK150379A DK150379A (en) 1978-04-11 1979-04-10 METHOD OF PREPARING CARBOXYLIC ACID ANHYDRIDES

Country Status (6)

Country Link
EP (1) EP0004641A3 (en)
JP (1) JPS54135706A (en)
BR (1) BR7902223A (en)
DE (1) DE2815541A1 (en)
DK (1) DK150379A (en)
IL (1) IL57031A0 (en)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5935375B2 (en) * 1979-04-27 1984-08-28 ダイセル化学工業株式会社 Production method of monochlorocarboxylic acid chloride
DE3510035A1 (en) * 1985-03-20 1986-09-25 Basf Ag, 6700 Ludwigshafen METHOD FOR THE CONTINUOUS PRODUCTION OF CARBONIC ACID ANHYDRIDES
FR2592040B1 (en) * 1985-12-24 1988-07-15 Charbonnages Ste Chimique PROCESS FOR THE SYNTHESIS OF (METH) ACRYLIC ANHYDRIDES
JP4553077B2 (en) * 1999-02-10 2010-09-29 三菱瓦斯化学株式会社 Process for producing carboxylic anhydride and aldehydes
FR2826961B1 (en) * 2001-07-06 2005-09-30 Atofina PROCESS FOR THE PREPARATION OF (METH) ACRYLIC ANHYDRIDE
DE10249928A1 (en) * 2002-10-26 2004-05-06 Basf Ag Flexible process for the joint production of (i) formic acid, (ii) a carboxylic acid with at least two carbon atoms and / or its derivatives and (iii) a carboxylic acid anhydride
FR2853900B1 (en) * 2003-04-16 2006-07-07 Atofina PROCESS FOR THE PRODUCTION OF ISOBUTYRIC ANHYDRIDE
DE102006029320B3 (en) * 2006-06-23 2007-10-11 Röhm Gmbh Continuous preparation of unsaturated carboxylic acid anhydride comprises anhydrating aliphatic carboxylic acid anhydride with carboxylic acid in rectification column, recycling the non-reacted educt in reaction medium and collecting
KR101692682B1 (en) 2008-08-05 2017-01-03 미츠비시 레이온 가부시키가이샤 Method for producing (meth)acrylic acid anhydride, method for storing (meth)acrylic acid anhydride, and method for producing (meth)acrylate ester

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR784458A (en) * 1933-11-17 1935-07-22 Degussa Process for preparing anhydrides
US2075035A (en) * 1935-02-01 1937-03-30 Du Pont Process for preparing carboxylic anhydrides

Also Published As

Publication number Publication date
IL57031A0 (en) 1979-07-25
BR7902223A (en) 1979-12-04
EP0004641A3 (en) 1979-10-31
EP0004641A2 (en) 1979-10-17
JPS54135706A (en) 1979-10-22
DE2815541A1 (en) 1979-10-18

Similar Documents

Publication Publication Date Title
DK434381A (en) METHOD OF PREPARING SUBSTITUTED IMONODICARBOXYL ACIDS
DK156575C (en) METHOD OF PREPARING 3-HYDROXY-3-CEPHEM OR 3-OXO-CEPHAM CARBOXYLIC ACID DERIVATIVES
DK520679A (en) METHOD OF PREPARING 3-QUINOLINCARBOXULIC ACID DERIVATIVES
DK156253C (en) METHOD OF PYRUVATOXIDASE PREPARATION
DK123679A (en) PROCEDURE FOR THE PREPARATION OF CARBOXYL ACIDS
DK150379A (en) METHOD OF PREPARING CARBOXYLIC ACID ANHYDRIDES
DK215079A (en) PROCEDURE FOR THE PREPARATION OF PHENYLAMINOTHIOTHIOPHENIC ACID ACIDS
DK344679A (en) METHOD OF PREPARING ARYLGYLOXYLIC ACIDS
DK152752C (en) METHOD OF PREPARING L-SULPIRIDE
DK87079A (en) METHOD OF PREPARATION OF DIALKYLPHOSPOHORCHLORIDOTHIOTS
DK508881A (en) PROCEDURE FOR PREPARING SOLUTIONS OF 7-AMINCOPHELOSPORANIC ACIDS
DK233379A (en) PROCEDURE FOR THE PREPARATION OF ARYLGLYOXYLIC ACIDS
DK429779A (en) METHOD FOR PREPARING CYCLOPROPANCAR CARBOXYL ACID ESTERS
DK145422C (en) PROCEDURE FOR THE PREPARATION OF ORDICOXYCHOLIC ACID
DK154830C (en) METHOD OF PREPARING BASIC ESTERS OF SUBSTITUTED HYDROXYCYCLOHEXANCARBOXYL ACIDS
DK377677A (en) PROCEDURE FOR DEVARBAL COXYLATION OF CARBOXYLIC ACID RESIDENTS
DK172779A (en) METHOD OF PREPARING CYCLOPROPANE DERIVATIVES
DK36379A (en) METHOD OF PREPARING N-ETHYLETHYLENDIAMINE
DK354680A (en) METHOD OF PREPARING SUBSTITUTED (CYCLO) ALKANCARBOXYLIC ACID (ALFA-CYANO-3-PHENOXY-BENZYL) ESTERS
DK143107C (en) METHOD OF PREPARING 2-ISOPROPYLAMINOPYRIMIDINE
DK300279A (en) INTERMEDIATES FOR THE PREPARATION OF CYCLOPROPANCARBOXYL ACID ESTERS
DK147420C (en) METHOD OF PREPARING ACYLCYANIDES
DK300179A (en) INTERMEDIATES FOR THE PREPARATION OF CYCLOPROPANCARBOXYL ACID ESTERS
DK19779A (en) METHOD OF PREPARATION OF AMINOMALO ACID REDINITRIL
DK195979A (en) METHOD OF PREPARING D-HOMOSTEROIDS

Legal Events

Date Code Title Description
PBP Patent lapsed