Preparation of triarylboranes, e.g. triphenylborane by reacting an alkali metal, e.g. sodium; an organohalide, e.g. chlorobenzene and an orthoborate ester, e.g. triisopropylorthoborate in an inert organic solvent, recovering the borane by contacting the reaction product with water, removing alcohol from the aqueous mixture and contacting the resultant material with acid to a pH not less than about 6 to form the borane.
Benzodioxane and benzodioxolane derivatives and uses thereof
申请人:Yu Qing
公开号:US20070255065A1
公开(公告)日:2007-11-01
The present invention relates to methods for synthesizing compounds of formula I or pharmaceutically acceptable salts thereof:
wherein each of R
1
, R
2
, R
3
, R
4
, x, m, n, and Ar are as defined, and described in classes and subclasses herein, which are agonists or partial agonists of the 2C subtype of brain serotonin receptors.
The present invention is directed to pyridyl amide compounds which are antagonists of T-type calcium channels, and which are useful in the treatment or prevention of disorders and diseases in which T-type calcium channels are involved. The invention is also directed to pharmaceutical compositions comprising these compounds and the use of these compounds and compositions in the prevention or treatment of such diseases in which T-type calcium channels are involved.
The present invention provides compounds, pharmaceutical compositions, and methods of using such compounds or compositions for treating infection by a virus, or for affecting viral IRES activity.
本发明提供了化合物、制药组合物以及使用这些化合物或组合物治疗病毒感染或影响病毒IRES活性的方法。
SOLID FORMS OF 1-ethyl-3-(5-(5-FLUOROPYRIDIN-3-YL)-7-(PYRIMIDIN-2-YL)-1H-BENZO[D]IMIDAZOL-2-YL)UREA
申请人:Alargova Rossitza
公开号:US20100063284A1
公开(公告)日:2010-03-11
Solid forms of crystalline1-ethyl-3-(5-(5-fluoropyridin-3-yl)-7-(pyrimidin-2-yl)-1H-benzo[d]imidazol-2-yl)urea, compositions containing solid forms of crystalline1-ethyl-3-(5-(5-fluoropyridin-3-yl)-7-(pyrimidin-2-yl)-1H-benzo[d]imidazol-2-yl)urea and methods of using the same are described.