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1. WO2005023740 - PROCESS FOR THE PREPARATION OF STILBENE DERIVATIVES

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Publication Number WO/2005/023740
Publication Date 17.03.2005
International Application No. PCT/EP2004/009669
International Filing Date 31.08.2004
IPC
C07C 37/18 2006.1
CCHEMISTRY; METALLURGY
07ORGANIC CHEMISTRY
CACYCLIC OR CARBOCYCLIC COMPOUNDS
37Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom of a six-membered aromatic ring
11by reactions increasing the number of carbon atoms
18by condensation involving halogen atoms of halogenated compounds
C07C 39/21 2006.1
CCHEMISTRY; METALLURGY
07ORGANIC CHEMISTRY
CACYCLIC OR CARBOCYCLIC COMPOUNDS
39Compounds having at least one hydroxy or O-metal group bound to a carbon atom of a six-membered aromatic ring
205polycyclic, containing only six-membered aromatic rings as cyclic part, with unsaturation outside the rings
21with at least one hydroxy group on a non-condensed ring
CPC
C07C 37/0555
CCHEMISTRY; METALLURGY
07ORGANIC CHEMISTRY
CACYCLIC OR CARBOCYCLIC COMPOUNDS
37Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom of a six-membered aromatic ring
01by replacing functional groups bound to a six-membered aromatic ring by hydroxy groups, e.g. by hydrolysis
055the substituted group being bound to oxygen, e.g. ether group
0555being esterified hydroxy groups
C07C 39/205
CCHEMISTRY; METALLURGY
07ORGANIC CHEMISTRY
CACYCLIC OR CARBOCYCLIC COMPOUNDS
39Compounds having at least one hydroxy or O-metal group bound to a carbon atom of a six-membered aromatic ring
205polycyclic, containing only six-membered aromatic rings as cyclic parts with unsaturation outside the rings
C07C 39/21
CCHEMISTRY; METALLURGY
07ORGANIC CHEMISTRY
CACYCLIC OR CARBOCYCLIC COMPOUNDS
39Compounds having at least one hydroxy or O-metal group bound to a carbon atom of a six-membered aromatic ring
205polycyclic, containing only six-membered aromatic rings as cyclic parts with unsaturation outside the rings
21with at least one hydroxy group on a non-condensed ring
C07C 69/017
CCHEMISTRY; METALLURGY
07ORGANIC CHEMISTRY
CACYCLIC OR CARBOCYCLIC COMPOUNDS
69Esters of carboxylic acids; Esters of carbonic or haloformic acids
017Esters of hydroxy compounds having the esterified hydroxy group bound to a carbon atom of a six-membered aromatic ring
Applicants
  • DSM IP ASSETS B.V. [NL]/[NL] (AllExceptUS)
  • HAERTER, Ralph [CH]/[CH] (UsOnly)
  • LEMKE, Ulrike [DE]/[DE] (UsOnly)
  • RADSPIELER, Alexander [DE]/[DE] (UsOnly)
Inventors
  • HAERTER, Ralph
  • LEMKE, Ulrike
  • RADSPIELER, Alexander
Agents
  • GROSSNER, Lutz
Priority Data
03020123.005.09.2003EP
Publication Language English (en)
Filing Language English (EN)
Designated States
Title
(EN) PROCESS FOR THE PREPARATION OF STILBENE DERIVATIVES
(FR) PROCEDE DE PREPARATION DE DERIVES DE STILBENE
Abstract
(EN) A novel process for the preparation of resveratrol and piceatannol and esters thereof involving a Heck type reaction is disclosed. Also disclosed are novel intermediates in that process.
(FR) Cette invention se rapporte à un nouveau procédé de préparation de resvératrol et de piceatannol ainsi que d'esters de ceux-ci, ce procédé impliquant une réaction de type Heck. Cette invention concerne également de nouveaux intermédiaires dans ce procédé.
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US2007197819This application is not viewable in PATENTSCOPE because the national phase entry has not been published yet or the national entry is issued from a country that does not share data with WIPO or there is a formatting issue or an unavailability of the application.
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