[EN] PROCESS FOR PREPARING (R)-4-AMINOINDANE AND CORRESPONDING AMIDES<br/>[FR] PROCÉDÉ DE PRÉPARATION DE (R)-4-AMINOINDANE ET D'AMIDES CORRESPONDANTS
申请人:ISAGRO SPA
公开号:WO2021059146A1
公开(公告)日:2021-04-01
The present invention relates to a process for preparing 1,1,3 -trimethylindan-4-amine of formula (I), or a salt thereof, enriched in one of its two enantiomers, in particular the enantiomer (R), (I) which comprises the chiral separation of an optionally substituted 2,2,4-trimethyl-1,2,3,4-tetrahydroquinoline of formula (III). The present invention also relates to a process for preparing optically active amides of formula (II), (II) starting from said compounds of formula (I).
本发明涉及一种制备式(I)的1,1,3-三甲基吲哚啉-4-胺或其盐的过程,该胺富集了其两个对映体中的一个,尤其是对映体(R),(I)包括对式(III)的2,2,4-三甲基-1,2,3,4-四氢喹啉进行手性分离。本发明还涉及一种从所述式(I)的化合物制备式(II)的光学活性酰胺的过程。