BR7905480A - Processo para a preparacao de anidrido de acido benzoico - Google Patents

Processo para a preparacao de anidrido de acido benzoico

Info

Publication number
BR7905480A
BR7905480A BR7905480A BR7905480A BR7905480A BR 7905480 A BR7905480 A BR 7905480A BR 7905480 A BR7905480 A BR 7905480A BR 7905480 A BR7905480 A BR 7905480A BR 7905480 A BR7905480 A BR 7905480A
Authority
BR
Brazil
Prior art keywords
preparation
benzoic acid
acid anhydride
anhydride
benzoic
Prior art date
Application number
BR7905480A
Other languages
English (en)
Portuguese (pt)
Inventor
H Mueller
H Pelster
K Goliasch
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 BR7905480A publication Critical patent/BR7905480A/pt

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
    • C07C51/56—Preparation of carboxylic acid anhydrides from organic acids, their salts, their esters or their halides, e.g. by carboxylation

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
BR7905480A 1978-08-28 1979-08-27 Processo para a preparacao de anidrido de acido benzoico BR7905480A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19782837457 DE2837457A1 (de) 1978-08-28 1978-08-28 Verfahren zur herstellung von benzoesaeureanhydrid

Publications (1)

Publication Number Publication Date
BR7905480A true BR7905480A (pt) 1980-05-13

Family

ID=6048062

Family Applications (1)

Application Number Title Priority Date Filing Date
BR7905480A BR7905480A (pt) 1978-08-28 1979-08-27 Processo para a preparacao de anidrido de acido benzoico

Country Status (9)

Country Link
US (1) US4562010A (enExample)
EP (1) EP0008445B1 (enExample)
JP (1) JPS5533492A (enExample)
BR (1) BR7905480A (enExample)
CS (1) CS208132B2 (enExample)
DE (2) DE2837457A1 (enExample)
DK (1) DK356779A (enExample)
HU (1) HU180424B (enExample)
IL (1) IL58104A (enExample)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2904313A1 (fr) * 2006-07-27 2008-02-01 Rhodia Recherches & Tech Procede de preparation d'un anhydride d'acide sulfonique

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE368340C (de) * 1920-07-01 1923-02-05 Wacker Chemie Gmbh Verfahren zur Darstellung von Saeureanhydriden
GB280373A (en) * 1926-11-29 1927-11-17 British Dyestuffs Corp Ltd Improvements in the manufacture of aromatic acid anhydrides
US3438882A (en) * 1964-09-11 1969-04-15 Pfizer & Co C Process for the preparation of oxygencontaining chemical compounds

Also Published As

Publication number Publication date
DE2837457A1 (de) 1980-03-20
EP0008445B1 (de) 1980-12-10
IL58104A0 (en) 1979-12-30
EP0008445A1 (de) 1980-03-05
US4562010A (en) 1985-12-31
DE2960066D1 (en) 1981-02-19
CS208132B2 (en) 1981-08-31
IL58104A (en) 1982-01-31
JPS626698B2 (enExample) 1987-02-13
DK356779A (da) 1980-02-29
JPS5533492A (en) 1980-03-08
HU180424B (en) 1983-03-28

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