Lewis Acid/Brönsted Acid Mediated Benz-Annulation of Thiophenes and Electron-Rich Arenes
作者:Settu Muhamad Rafiq、Ramakrishnan Sivasakthikumaran、Arasambattu K Mohanakrishnan
DOI:10.1021/ol501006t
日期:2014.5.16
A facile preparation of benz-annulated heterocycles were achieved at rt involving a Lewis acid/Brönstedacidmediated annulation of heterocycles using 2,5-dimethoxytetrahydrofuran as a four-carbon synthon. The benz-/naphth-annulation was found to be successful with electron-rich arenes as well.
2-Sulfamoylbenzo (b) thiophene derivatives, their preparation and pharmaceutical composition for the treatment of elevated intraocular pressure
申请人:Merck & Co., Inc.
公开号:EP0129478A2
公开(公告)日:1984-12-27
Novel 2-suifamoylbenzo [b]thiophenes and derivatives thereof are shown to be useful for the treatment of elevated intraocular pressure in compositions including ophthalmic drops and inserts.
FLUORINE-CONTAINING SUBSTITUTED BENZOTHIOPHENE COMPOUND, AND PHARMACEUTICAL COMPOSITION AND APPLICATION THEREOF
申请人:Shanghai Institute of Materia Medica,
Chinese Academy of Sciences
公开号:EP3907221A1
公开(公告)日:2021-11-10
The present invention relates to fluorine-containing substituted benzothiophene compound, and a pharmaceutical composition and an application thereof. Specifically, the compound of the present invention has the structure as shown in formula I, wherein the definitions of each group and substituent are as described in the description. The present invention further discloses a preparation method of the compound and an anti-tumor application thereof.
[EN] FLUORINE-CONTAINING SUBSTITUTED BENZOTHIOPHENE COMPOUND, AND PHARMACEUTICAL COMPOSITION AND APPLICATION THEREOF<br/>[FR] COMPOSÉ DE BENZOTHIOPHÈNE SUBSTITUÉ CONTENANT DU FLUOR, COMPOSITION PHARMACEUTIQUE ET APPLICATION DE CELUI-CI<br/>[ZH] 一类含氟取代的苯并噻吩类化合物及其药物组合物及应用