Patent details

EN | LT

LT - Improved process for preparing 1-(6-methylpyridin-3-yl)-2-[4-(methylsulfonyl)phenyl]ethanone, an intermediate of etoricoxib

EN - Improved process for preparing 1-(6-methylpyridin-3-yl)-2-[4-(methylsulfonyl)phenyl]ethanone, an intermediate of etoricoxib

Legal status

Patent not validated

Bibliographic data

Indications of the International Patent Classification (IPC)
(51)	INT.CL.	C07D 213/127
		C07D 213/50

European patent
(11)	Number of the document	2497767
(13)	Kind of document	T
(96)	European patent application number	12150831.1
	Date of filing the European patent application	2012-01-11
(97)	Date of publication of the European application	2012-09-12
(45)	Date of publication and mention of the grant of the patent	2013-05-29
(46)	Date of publication of the claims translation

Inventors
(72)	Castellin, Andrea, IT Stabile, Paolo, IT Fontana, Francesco, IT De Lucchi, Ottorino, IT Caporale, Andrea, IT Tartaggia, Stefano, IT

Grantee
(73)	F.I.S.- Fabbrica Italiana Sintetici S.p.A., Viale Milano 26, 36075 Alte di Montecchio Maggiore (VI), IT

Title
(54)	Improved process for preparing 1-(6-methylpyridin-3-yl)-2-[4-(methylsulfonyl)phenyl]ethanone, an intermediate of etoricoxib
	Improved process for preparing 1-(6-methylpyridin-3-yl)-2-[4-(methylsulfonyl)phenyl]ethanone, an intermediate of etoricoxib