BE816682A - Preparation de sels d'amines et d'anhydrides d'acides carboxyliques - Google Patents

Preparation de sels d'amines et d'anhydrides d'acides carboxyliques

Info

Publication number
BE816682A
BE816682A BE145724A BE145724A BE816682A BE 816682 A BE816682 A BE 816682A BE 145724 A BE145724 A BE 145724A BE 145724 A BE145724 A BE 145724A BE 816682 A BE816682 A BE 816682A
Authority
BE
Belgium
Prior art keywords
anhydrides
amines
salts
preparation
carboxylic acids
Prior art date
Application number
BE145724A
Other languages
English (en)
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 filed Critical
Publication of BE816682A publication Critical patent/BE816682A/fr

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

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)
BE145724A 1973-06-21 1974-06-21 Preparation de sels d'amines et d'anhydrides d'acides carboxyliques BE816682A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/372,047 US3944598A (en) 1973-06-21 1973-06-21 Production of amine salts of carboxylic acids

Publications (1)

Publication Number Publication Date
BE816682A true BE816682A (fr) 1974-10-16

Family

ID=23466484

Family Applications (1)

Application Number Title Priority Date Filing Date
BE145724A BE816682A (fr) 1973-06-21 1974-06-21 Preparation de sels d'amines et d'anhydrides d'acides carboxyliques

Country Status (2)

Country Link
US (1) US3944598A (fr)
BE (1) BE816682A (fr)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2633110C3 (de) * 1976-07-23 1987-07-30 Basf Ag, 6700 Ludwigshafen Salze aus α,ω-Alkandicarbonsäuren und α,ω-Diaminen mit verbesserter Farbzahl und deren Verwendung
US4092345A (en) * 1976-07-30 1978-05-30 Cities Service Company (Cyclo)alkylenediammonium-bis-tetrahalophthalates
US5162577A (en) * 1990-02-13 1992-11-10 Hoffmann-La Roche Inc. Process for lithiation of 1,3-bis(trifluoromethyl)benzene
EP0663385A3 (fr) * 1994-01-14 1996-01-10 Huels Chemische Werke Ag Sels de l'acide pyromellitique, un procédé pour leur préparation et leur utilisation.
US20150099898A1 (en) * 2013-10-08 2015-04-09 Uop Llc Process for removing amide impurities in aromatic carboxylic acids
GB201616657D0 (en) * 2016-09-30 2016-11-16 Innospec Ltd Methods, compositions and uses relating thereto

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3113964A (en) * 1960-06-01 1963-12-10 Allied Chem Preparation of phthalic acids and derivatives thereof
US3776949A (en) * 1971-09-07 1973-12-04 Lummus Co Production of aromatic polycarboxylic acids

Also Published As

Publication number Publication date
US3944598A (en) 1976-03-16

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Legal Events

Date Code Title Description
RE Patent lapsed

Owner name: THE LUMMUS CY

Effective date: 19850621