Novel process for the synthesis of (E)-Stilbene derivatives which makes it possible to obtain resveratrol and piceatannol

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EP 2 202 215 B8

(12)	CORRECTED EUROPEAN PATENT SPECIFICATION
	Note: Bibliography reflects the latest situation

(15)	Correction information:
	Corrected version no 1 (W1 B1)

(48)	Corrigendum issued on:
	13.11.2013 Bulletin 2013/46

(45)	Mention of the grant of the patent:
	02.10.2013 Bulletin 2013/40

(21)	Application number: 09015839.5

(22)	Date of filing: 25.07.2007

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International Patent Classification (IPC):

C07C 37/055^(2006.01)
C07C 41/09^(2006.01)
C07C 43/215^(2006.01)
C07C 49/255^(2006.01)

C07C 39/21^(2006.01)
C07C 41/18^(2006.01)
C07C 45/48^(2006.01)
C07C 243/18^(2006.01)

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Novel process for the synthesis of (E)-Stilbene derivatives which makes it possible to obtain resveratrol and piceatannol

Neuartiges Verfahren zur Synthese von (E)-Stilbenderivaten, die es ermöglichen, Resveratrol und Piceatannol zu erhalten

Nouveau procédé pour la synthèse des dérivés de (E)-stilbène qui permet d'obtenir du resvératrol et piceatannol

(84)	Designated Contracting States:
	AT BE CH DE ES FR GB IT LI NL

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Priority:

28.07.2006 FR 0653178

(43)	Date of publication of application:
	30.06.2010 Bulletin 2010/26

(62)	Application number of the earlier application in accordance with Art. 76 EPC:
	07787880.9 / 2049459

(73)	Proprietor: Clariant Specialty Fine Chemicals (France)
	60350 Trosly Breuil (FR)

(72)	Inventors:
	Schouteeten, Alain 95460 Ezanville (FR) Jus, Sébastian 75010 Paris (FR) Vallejos, Jean-Claude 13600 La Ciotat (FR)

(74)	Representative: Paczkowski, Marcus et al
	Clariant Produkte (Deutschland) GmbH Patent Management Industriepark Höchst, G 860 65926 Frankfurt am Main 65926 Frankfurt am Main (DE)

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References cited: :

WO-A-01/60774
WO-A-2005/023740

WO-A-03/086414

ROBERTS ET AL.: CANADIAN JOURNAL OF CHEMISTRY, vol. 81, 2003, pages 709-722, XP002426222

Note: Within nine months from the publication of the mention of the grant of the European patent, any person may give notice to the European Patent Office of opposition to the European patent granted. Notice of opposition shall be filed in a written reasoned statement. It shall not be deemed to have been filed until the opposition fee has been paid. (Art. 99(1) European Patent Convention).