VERFAHREN ZUR HERSTELLUNG VON 1-(4-CHLORBENZOYL)5-METHOXY-2-METHYL-3-INDOLACETOXYESSIGS|URE

1. Process for the preparation of 1-(4-chlorbenzoyl)-5-methoxy-2-methyl-3- indoleacetoxyacetic acid, characterised in that the derivative of indolecarboxylic acid of the formula see diagramm : EP0087657,P4,F1 is reacted with compounds of the formula see diagramm : EP0087657,P4,F2 in which R**2 repre...

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1. Verfasser: BOLTZE, KARL-HEINZ
Format: Patent
Sprache:ger
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Zusammenfassung:1. Process for the preparation of 1-(4-chlorbenzoyl)-5-methoxy-2-methyl-3- indoleacetoxyacetic acid, characterised in that the derivative of indolecarboxylic acid of the formula see diagramm : EP0087657,P4,F1 is reacted with compounds of the formula see diagramm : EP0087657,P4,F2 in which R**2 represents hydrogen or ammonium, in the presence of inert organic solvents under absolutely anhydrous conditions in a temperature range of -10 to 80 degrees C.