Thiaheterohelicenes. 1. Synthesis of Unsubstituted Thia[5]-, [9]- and [13]heterohelicenes.
摘要:
The unsubstituted thiaheterohelicenes, 5,8-dithia[5]helicene, 1, 5,8,11,14-tetrathia[9]helicene, 2, and 5,8,11, 14,17,20-hexathia[13]helicene, 3, have been prepared. The key reaction was the oxidative photolysis of 1,2-diaryl-substituted ethenes which were prepared by Wittig-Horner or McMurry reactions.
Thiaheterohelicenes. 1. Synthesis of Unsubstituted Thia[5]-, [9]- and [13]heterohelicenes.
摘要:
The unsubstituted thiaheterohelicenes, 5,8-dithia[5]helicene, 1, 5,8,11,14-tetrathia[9]helicene, 2, and 5,8,11, 14,17,20-hexathia[13]helicene, 3, have been prepared. The key reaction was the oxidative photolysis of 1,2-diaryl-substituted ethenes which were prepared by Wittig-Horner or McMurry reactions.
1-(Benzo[b]thienyl)-2-(thienyl)ethenes and related compounds useful as
申请人:Hoechst-Roussel Pharmaceuticals Inc.
公开号:US04904674A1
公开(公告)日:1990-02-27
Novel 1-(benzo[b]thienyl)-2-(thienyl)ethenes, processes for the preparation thereof, and methods of reducing inflammation utilizing compounds and compositions there are disclosed.
1-(Benzo[b]thienyl)-2-(thienyl) ethenes and related compounds, a process for their preparation and their use as medicaments
申请人:HOECHST-ROUSSEL
PHARMACEUTICALS INCORPORATED
公开号:EP0413293A2
公开(公告)日:1991-02-20
The present invention relates to novel 1-(benzo[b]thienyl)-2-(thienyl)ethenes, processes for the preparation thereof and their use as inflammation reducing medicaments.