| 摘要 |
<p>The present invention relates to a group of novel 4,5-dihydro-1H-pyrazole derivatives which are potent antagonists of the cannabis CB1-receptor. The compounds have general formula (I) wherein R and R1 are the same or different and represent phenyl, thienyl or pyridyl which groups may be substituted with 1, 2 or 3 substituents Y or R and/or R1 represent naphtyl, R2 represents hydrogen, hydroxy, C1-3-alkoxy, acetyloxy or propionyloxy, Aa represents one of the groups (i), (ii), (iii), (iv) or (v), Bb represents sulfonyl or carbonyl, R3 represents benzyl, phenyl, thienyl or pyridyl which may be substituted with 1, 2 or 3 substituents Y or R3 represents C1-8 branched or unbranched alkyl or C3-8 cycloalkyl, or R3 represents naphtyl.</p> |
