发明名称 PROCEDIMIENTO PARA LA OBTENCION DE ACIDO 1-(4-CLOROBENZOIL)-5-METOXI-2-METIL-3-INDOLACETOXIACETICO.
摘要 <p>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.</p>
申请公布号 ES520122(D0) 申请公布日期 1983.12.16
申请号 ES19220005201 申请日期 1983.02.25
申请人 TROPONWERKE GMBH & CO.KG. 发明人
分类号 C07D209/28;C07D521/00;(IPC1-7):07D209/12 主分类号 C07D209/28
代理机构 代理人
主权项
地址