二盐酸肼 、 Dichloromandelic anhydride 、 水 在
4,5-二氯哒嗪-3,6-二醇 作用下,
反应 0.5h,
以to give the title compound, 4,5-dichloro-1,2-dihydropyridazine-3,6-dione (65 gm, 90% yield) as a white solid的产率得到4,5-二氯哒嗪-3,6-二醇
参考文献:
名称:
Azabicyclic heterocycles as cannabinoid receptor modulators
Azabicyclic heterocycles as cannabinoid receptor modulators
申请人:Yu Guixue
公开号:US20050171110A1
公开(公告)日:2005-08-04
The present application describes compounds according to Formula I, pharmaceutical compositions comprising at least one compound according to Formula I and optionally one or more additional therapeutic agents and methods of treatment using the compounds according to Formula I both alone and in combination with one or more additional therapeutic agents. The compounds have the general Formula I.
including all prodrugs, pharmaceutically acceptable salts and stereoisomers, R
1
, R
2
, R
3
, R
4
, R
5
, m and n are described herein.