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DE227999C - - Google Patents

Info

Publication number
DE227999C
DE227999C DENDAT227999D DE227999DA DE227999C DE 227999 C DE227999 C DE 227999C DE NDAT227999 D DENDAT227999 D DE NDAT227999D DE 227999D A DE227999D A DE 227999DA DE 227999 C DE227999 C DE 227999C
Authority
DE
Germany
Prior art keywords
acid
anhydride
salicylic acid
diglycolyl
expediently
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
Application number
DENDAT227999D
Other languages
German (de)
Publication date
Application granted granted Critical
Publication of DE227999C publication Critical patent/DE227999C/de
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C69/00—Esters of carboxylic acids; Esters of carbonic or haloformic acids
    • C07C69/76—Esters of carboxylic acids having a carboxyl group bound to a carbon atom of a six-membered aromatic ring
    • C07C69/84—Esters of carboxylic acids having a carboxyl group bound to a carbon atom of a six-membered aromatic ring of monocyclic hydroxy carboxylic acids, the hydroxy groups and the carboxyl groups of which are bound to carbon atoms of a six-membered aromatic ring
    • C07C69/86—Esters of carboxylic acids having a carboxyl group bound to a carbon atom of a six-membered aromatic ring of monocyclic hydroxy carboxylic acids, the hydroxy groups and the carboxyl groups of which are bound to carbon atoms of a six-membered aromatic ring with esterified hydroxyl groups

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)

Description

BERLIN. GEDRUCKT IN DER REICHSDRUCKEREI.BERLIN. PRINTED IN THE REICHSDRUCKEREI.

Claims (1)

Patent-Anspruch:Patent claim: 6060 Verfahren zur Herstellung von Diglycolyldisalicylsäure, darin bestehend, daß man auf Salicylsäure oder salicylsäure Salze, zweckmäßig in Gegenwart von tertiären Basen als Kondensationsmittel, das Anhydrid der Diglycolsäure oder Gemische, welche dieses Anhydrid liefern, einwirken läßt.Process for the preparation of diglycolyl disalicylic acid, consisting in that on salicylic acid or salicylic acid salts, expediently in the presence of tertiary Bases act as condensing agents, the anhydride of diglycolic acid or mixtures which provide this anhydride leaves.
DENDAT227999D Expired DE227999C (en)

Publications (1)

Publication Number Publication Date
DE227999C true DE227999C (en) 1910-10-31

Family

ID=488418

Family Applications (1)

Application Number Title Priority Date Filing Date
DENDAT227999D Expired DE227999C (en)

Country Status (1)

Country Link
DE (1) DE227999C (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9108070B2 (en) 2006-09-13 2015-08-18 Polymerix Corporation Active agents and their oligomers and polymers

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9108070B2 (en) 2006-09-13 2015-08-18 Polymerix Corporation Active agents and their oligomers and polymers
US10092578B2 (en) 2006-09-13 2018-10-09 Polymerix Corporation Active agents and their oligomers and polymers

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