申请人:Solvay Pharmaceuticals B.V.
公开号:US20010053788A1
公开(公告)日:2001-12-20
The present invention relates, among many things, to novel 4,5-dihydro-1H-pyrazole compounds which can be potent antagonists of the cannabis CB
1
-receptor.
The compounds have the formula (I)
1
wherein
R and R
1
are the same or different and represent unsubstituted or substituted phenyl, thienyl, or pyridyl, or naphthyl. naphthyl
R
2
represents hydrogen, hydroxy, C
1-3
-alkoxy, acetyloxy or propionyloxy,
Aa represents one of the groups (i), (ii), (iii), (iv) or (v) as defined herein,
Bb represents sulfonyl or carbonyl, and
R
3
represents benzyl, phenyl, thienyl or pyridyl, each of which is unsubstituted or substituted, or R
3
represents C
1-8
branched or unbranched alkyl or C
3-8
cycloalkyl, or R
3
represents naphthyl.
本发明涉及许多方面,其中包括新型4,5-二氢-1H-吡唑烷化合物,可以是大麻CB1受体的有效拮抗剂。这些化合物具有以下式(I):
其中
R和R1相同或不同,代表未取代或取代的苯基、噻吩基或吡啶基,或者萘基。
R2代表氢、羟基、C1-3-烷氧基、乙酰氧基或丙酰氧基,
Aa代表以下定义的(i)、(ii)、(iii)、(iv)或(v)中的一种基团,
Bb代表磺酰基或羰基,
R3代表苄基、苯基、噻吩基或吡啶基,每种基团可以未取代或取代,或者R3代表C1-8支链或直链烷基或C3-8环烷基,或者R3代表萘基。