发明名称 PROCEDE DE SYNTHESE DE COMPOSES POLYHYDROXYSTILBENIQUES.
摘要 <p>The invention relates to a process for the synthesis of stilbene derivatives of formula (I)-(E) or (I)-(Z) in which R represents hydrogen or an OH group, by deprotection in the presence of an aluminum halide and of a tertiary amine of a compound of formula (II)-(E) or (II)-(Z) in which A represents hydrogen or an OR&prime;1 group, and R1, R2, R3 and R&prime;1 independently represent an alkyl or aralkyl group.</p>
申请公布号 FR2921921(B1) 申请公布日期 2011.08.19
申请号 FR20070058026 申请日期 2007.10.03
申请人 CLARIANT SPECIALTY FINE CHEMICALS (FRANCE) 发明人 VALLEJOS JEAN-CLAUDE;SCHOUTEETEN ALAIN;WILHELM DIDIER
分类号 C07C39/21;C07C37/055 主分类号 C07C39/21
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