开发了一种新颖的直接方法,用于在水中合成2,3-二取代的咪唑并[1,2- a ]吡啶衍生物,将其作为一种真正安全且廉价的反应介质。因此,使N-烷基吡啶鎓盐和S-烷基硫代铀盐在水中作为弱碱的NaHCO 3存在下反应,以中等至优异的产率生产咪唑并[1,2- a ]吡啶。
DOI:
10.1039/c6ra17065j
作为产物:
描述:
2-氨基吡啶 、 对硝基溴化苄 在
乙醚 作用下,
以
乙腈 、 乙醚 为溶剂,
反应 1.0h,
以to yield 3 g (88%) of 1-(4-Nitro-benzyl)-1H-pyridin-2-ylidene-ammonium bromide (174) as an off white solid的产率得到2(1H)-1-(4-nitrobenzyl)pyridinimine hydrobromide
参考文献:
名称:
Compounds for inflammation and immune-related uses
Compounds for inflammation and immune-related uses
申请人:Chen Shoujun
公开号:US20070249661A1
公开(公告)日:2007-10-25
The invention relates to compounds of formula (I):
or a pharmaceutically acceptable salt, solvate, clathrate, or prodrug thereof wherein X, Y, A, Z, L and n are defined herein. These compounds are useful as immunosuppressive agents and for treating and preventing inflammatory conditions and immune disorders.
Benzimidazolyl-pyridine compounds for inflammation and immune-related uses
申请人:Chen Shoujun
公开号:US20070254912A1
公开(公告)日:2007-11-01
The invention relates to compounds of formula (XVI):
or a pharmaceutically acceptable salt, solvate, clathrate, or prodrug thereof wherein Y
2
, Z, L
1
, R
9
, R
10
, m and u are defined herein. These compounds are useful as immunosuppressive agents and for treating and preventing inflammatory conditions, immune disorders, and allergic disorders.
COMPOUNDS FOR INFLAMMATION AND IMMUNE-RELATED USES
申请人:Chen Shoujun
公开号:US20130142831A1
公开(公告)日:2013-06-06
The invention relates to compounds of formula (I):
or a pharmaceutically acceptable salt, solvate, clathrate, or prodrug thereof wherein X, Y, A, Z, L and n are defined herein. These compounds are useful as immunosuppressive agents and for treating and preventing inflammatory conditions and immune disorders.