PROCESS FOR PREPARATION OF CRISABOROLE

The present invention relates to a process for the preparation of crisaborole, the process comprising reacting a compound of formula IIa with a compound of formula III to give a compound of formula IV and converting the compound of formula IV to crisaborole. The present invention also relates to a p...

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Bibliographische Detailangaben
Hauptverfasser:	NAIK, Samir, TEWARI, Amit, BHIRUD, Shekhar Bhaskar, CHORAGHE, Mahendra Joma, PAWAR, Sanjay Sakharam, KAJALE, Yogesh Baburao
Format:	Patent
Sprache:	eng ; fre
Schlagworte:	ACYCLIC, CARBOCYCLIC OR HETEROCYCLIC COMPOUNDS CONTAININGELEMENTS OTHER THAN CARBON, HYDROGEN, HALOGEN, OXYGEN, NITROGEN,SULFUR, SELENIUM OR TELLURIUM APPARATUS THEREFOR CHEMISTRY GENERAL METHODS OF ORGANIC CHEMISTRY METALLURGY ORGANIC CHEMISTRY
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Beschreibung
Zusammenfassung:	The present invention relates to a process for the preparation of crisaborole, the process comprising reacting a compound of formula IIa with a compound of formula III to give a compound of formula IV and converting the compound of formula IV to crisaborole. The present invention also relates to a process for the preparation of crystalline crisaborole. La présente invention concerne un procédé pour la préparation de crisaborole, ce procédé consistant à faire réagir un composé de formule IIa avec un composé de formule III pour obtenir un composé de formule IV et à convertir le composé de formule IV en crisaborole. La présente invention concerne également un procédé pour la préparation de crisaborole cristallin.