The present invention is directed to a new process for the synthesis of vinyl sulfoxides, in particular diarylvinyl sulfoxides
本发明涉及一种用于合成乙烯亚砜的新工艺,特别是二芳基乙烯亚砜。
Stereoselective conjugate additions of benzyl sulphoxides to α,β-unsaturated esters
作者:Mike Casey、Ajith C. Manage、Ray S. Gairns
DOI:10.1016/s0040-4039(01)93389-1
日期:1989.1
Lithiated benzyl sulphoxides react with α,β-unsaturated esters to give the conjugateaddition products with excellent stereoselectivity.
锂化的亚苄基亚砜与α,β-不饱和酯反应生成具有出色立体选择性的共轭加成产物。
[EN] PROCESS FOR THE SYNTHESIS OF VINYL SULFENIC ACID DERIVATIVES<br/>[FR] PROCEDE DE SYNTHESE DE DERIVES D'ACIDE VINYLSULFENIQUE
申请人:ELI LILLY AND COMPANY
公开号:WO1996040693A1
公开(公告)日:1996-12-19
(EN) The present invention is directed to novel vinyl sulfenic acid derivatives, and to a new process for the synthesis of novel vinyl sulfenic acid derivatives. These compounds are useful for the synthesis of benzo[b]thiophenes, in particular 2-aryl-benzo[b]thiophenes.(FR) La présente invention concerne des dérivés de type nouveau de l'acide vinylsulfénique ainsi qu'un nouveau procédé de synthèse desdits dérivés. Ces composés sont utiles pour la synthèse de benzo[b]thiophènes, et notamment de 2-aryl-benzo[b]thiophènes.
(ZH) 本发明涉及新型乙烯基磺酸衍生物,以及一种新的合成新型乙烯基磺酸衍生物的方法。这些化合物对于合成苯并[b]噻吩,特别是2-芳基苯并[b]噻吩非常有用。(FR) La présente invention concerne des dérivés de type nouveau de l'acide vinylsulfénique ainsi qu'un nouveau procédé de synthèse desdits dérivés. Ces composés sont utiles pour la synthèse de benzo[b]thiophènes, et notamment de 2-aryl-benzo[b]thiophènes.
[EN] PROCESS FOR THE SYNTHESIS OF BENZO[b]THIOPHENES<br/>[FR] PROCEDE DE SYNTHESE DE BENZO[b]THIOPHENES
申请人:ELI LILLY AND COMPANY
公开号:WO1996040677A1
公开(公告)日:1996-12-19
(EN) The present invention is directed to new processes for the synthesis of 2-aryl benzo[b]thiophenes.(FR) L'invention concerne de nouveaux procédés de synthèse de 2-arylbenzo[b]thiophènes.
这项发明涉及合成2-芳基苯并[b]噻吩的新工艺。
Process for the synthesis of benzo[b]thiophenes
申请人:Eli Lilly & Company
公开号:EP1092714A2
公开(公告)日:2001-04-18
A process for preparing a compound of the formula
wherein:
R1 is hydrogen, C1-C4 alkoxy, arylalkoxy, halo, amino; and
R2 is hydrogen, C1-C4 alkoxy, arylalkoxy, halo, amino; which comprises treating a compound of the formula
wherein R1 and R2 are as defined above, with an acid.