One-Pot Etherification of Ketones and Aldehydes with Organic Halides Using Sodium Hydride as a Reductant
作者:Qingwei Meng、Bin Gong、Chuang Hui、Zhanxian Gao
DOI:10.1080/00397910802579178
日期:2009.4.22
Abstract One-pot etherification reaction of aromatic and some aliphatic carbonylcompounds with organic halides in the presence of sodium hydride as a reducing reagent proceeded smoothly in dioxane, a polar solvent with higher boiling point, to provide desired ethers in moderate to high yields.
Fused-ring compounds, pharmaceutical composition and uses thereof
申请人:SHANGHAI DE NOVO PHARMATECH CO., LTD.
公开号:US10202388B2
公开(公告)日:2019-02-12
This disclosure is related to a fused-ring compound of formula (I) and/or a pharmaceutically acceptable salt thereof, a pharmaceutical composition comprising the fused ring compound of formula (I) and/or a pharmaceutically acceptable salt thereof, preparation methods thereof, and use thereof in modulating activity of indoleamine 2, 3-dioxygenase (IDO) and/or tryptophan 2, 3-dioxygenase (TDO). This disclosure further provides methods of treating IDO and/or TDO-associated diseases, including cancer, viral infection and autoimmune diseases.