Process for the preparation of N-10 alpha-methoxyl-lumilysergol and esters, thereof, and intermediates for their preparation

Processes for the preparation of esters of N1-methyl-10 alpha -methoxylumilysergol are described, in which lysergol esters are subjected to N-methylation and subsequently to photochemical reaction with methanol/H2SO4. The esters of N1-methyl-10-methoxylumilysergol obtained in this way can then be sa...

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Bibliographische Detailangaben
Hauptverfasser: MUSTICH, GIUSEPPE, BOMBARDELLI, EZIO
Format: Patent
Sprache:eng
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Zusammenfassung:Processes for the preparation of esters of N1-methyl-10 alpha -methoxylumilysergol are described, in which lysergol esters are subjected to N-methylation and subsequently to photochemical reaction with methanol/H2SO4. The esters of N1-methyl-10-methoxylumilysergol obtained in this way can then be saponified or converted directly into other esters.