Patent · US Active

Highly stable crystalline Eltrombopag monoethanolamine salt form D1

US11267791B2 · kind B2 · utility

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1References

14Claims

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Assignee

F.I.S. Fabbrica Italiana Sintetici S.p.A. · IT

Inventors

Nicolas Tesson · Barcelona, ES
Jordi De Mier Vinue · Esplugues de Llobregat, ES
Paolo Stabile · Montecchio Maggiore, IT
Pierluigi Padovan · Montecchio Maggiore, IT
Matteo De Poli · Montecchio Maggiore, IT
Angelo Restelli · Rescaldina, IT

Key dates

Filing date	Jul 25, 2019
Grant date	Mar 8, 2022
Priority date	—
Expiry date	Jul 25, 2039

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC07B2200/13
WIPO fieldOrganic fine chemistry
WIPO sectorChemistry

Abstract

Object of the present invention is a highly stable crystalline form of Eltrombopag (ETP) monoethanolamine salt, named Form D1, having the highest thermodynamically stability with excellent non-hygroscopicity, and particularly well suitable for pharmaceutical purposes, with related process.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.