VERFAHREN ZUR HERSTELLUNG VON SALICYLSAEURE UND DERIVATEN DAVON

VERFAHREN ZUR HERSTELLUNG VON SALICYLSAEURE UND DERIVATEN DAVON

The invention relates to an improved method of preparing salicylic acid and derivatives from phenyl esters which comprises the step of fusing acetoxyphenyl, or derivative suitable for preparing the desired salicylic acid derivative, with M2CO3 where M is potassium or sodium in the presence of carbon...

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Hauptverfasser: MULVEY,DENNIS M.,US, WEINSTOCK,LEONARD M.,US, WILDMAN,ARTHUR S.,US
Format: Patent
Sprache:ger
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ACYCLIC OR CARBOCYCLIC COMPOUNDS
CHEMISTRY
METALLURGY
ORGANIC CHEMISTRY
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creator MULVEY,DENNIS M.,US
WEINSTOCK,LEONARD M.,US
WILDMAN,ARTHUR S.,US
description The invention relates to an improved method of preparing salicylic acid and derivatives from phenyl esters which comprises the step of fusing acetoxyphenyl, or derivative suitable for preparing the desired salicylic acid derivative, with M2CO3 where M is potassium or sodium in the presence of carbon dioxide, at a temperature of from 150 DEG to 250 DEG C., and at a pressure of from atmospheric to 500 p.s.i.g.
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subjects ACYCLIC OR CARBOCYCLIC COMPOUNDS
CHEMISTRY
METALLURGY
ORGANIC CHEMISTRY
title VERFAHREN ZUR HERSTELLUNG VON SALICYLSAEURE UND DERIVATEN DAVON
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