Boryl substitution of functionalized aryl-, heteroaryl- and alkenyl halides with silylborane and an alkoxy base: expanded scope and mechanistic studies
[EN] PIPERIDINYLPYRAZOLOPYRIMIDINONES AND THEIR USE<br/>[FR] PIPÉRIDINYLPYRAZOLOPYRIMIDINONES ET LEUR UTILISATION
申请人:BAYER PHARMA AG
公开号:WO2016071216A1
公开(公告)日:2016-05-12
The present application relates to novel substituted piperidinylpyrazolopyrimidinones, to processes for their preparation, the compounds for use alone or in combinations in a method for the treatment and/or prophylaxis of diseases, in particular for the treatment and/or prophylaxis of acute and recurrent bleeding in patients with or without underlying hereditary or acquired hemostatic disorders, wherein the bleeding is associated with a disease or medical intervention selected from the group consisting of heavy menstrual bleeding, postpartum hemorrhage, hemorrhagic shock, hemorrhagic cystitis, gastrointestinal hemorrhage, trauma, surgery, transplantation, stroke, liver diseases, hereditary angioedema, nosebleed, and synovitis and cartilage damage following hemarthrosis.
Boryl substitution of functionalized aryl-, heteroaryl- and alkenyl halides with silylborane and an alkoxy base: expanded scope and mechanistic studies
作者:Eiji Yamamoto、Satoshi Ukigai、Hajime Ito
DOI:10.1039/c5sc00384a
日期:——
A transition-metal-free method has been developed for the boryl substitution of functionalized aryl-, heteroaryl- and alkenyl halides using a silylborane/alkoxy-base reagent. Borylation of (Z)-alkenyl halides proceeded in a stereoretentive manner.