SHORTENED SYNTHESIS USING PARAFORMALDEHYDE OR TRIOXANE

The present disclosure relates to a process for the preparation of a compound of formula (I) wherein R is hydrogen, a formyl group, a straight, branched or cyclic C1-C6 alkylcarbonyl group or a phenylcarbonyl group, or a salt thereof, characterized by the steps of reacting a compound of formula (II)...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: FUCHS, CORNELIA, KANZLER, RALF, ENNIS, SETH, JOHNSON, DEAN, A
Format: Patent
Sprache:eng ; fre ; ger
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