申请人:Solvay Pharmaceuticals B.V.
公开号:US07202238B2
公开(公告)日:2007-04-10
The present invention relates to a group of unique diazabicyclo alkane derivatives having interesting neurokinin-NK1 receptor antagonistic activity represented by the general formula (1) wherein: R1 represents phenyl, 2-indolyl, 3-indolyl, 3-indazolyl or benzo[b]thiophen-3-yl, which groups may be substituted with halogen or alkyl (1–3C), R2 and R3 independently represent halogen, H, OCH3, CH3 and CF3, R4, R5 and R6 independently represent H, OH, O-alkyl(1–4C), CH2OH, NH2, dialkyl(1–3C)N, pyrrolidin-1-yl, piperidin-1-yl, morpholin-4-yl or morpholin-4-yl substituted with one or two methyl or methoxymethyl groups, morpholin-4-ylamino, morpholin-4-ylmethyl, imidazol-1-yl, thiomorpholin-4-yl, 1,1-dioxothiomorpholin-4-yl or 3-oxa-8-azabicyclo[3.2.1]oct-8-yl; R4 and R5 together may represent a keto, a 1,3-dioxan-2-yl or a 1,3-dioxolan-2-yl group, X represents either O or S, n has the value of 1, 2 or 3, a is the asymmetrical carbon atom 8a, 9a or 10a when n equals 1, 2 or 3 respectively The invention also relates to a method for the preparation of the novel compounds, and to pharmaceutical compositions containing at least one of these compounds as an active ingredient
本发明涉及一组独特的二氮杂双环烷衍生物,其具有有趣的神经激肽-NK1受体拮抗活性,其通式表示为(1),其中:R1代表苯基、2-吲哚基、3-吲哚基、3-吲唑基或苯并[b]噻吩-3-基,这些基团可以用卤素或烷基(1-3C)取代;R2和R3独立地表示卤素、H、OCH3、CH3和CF3;R4、R5和R6独立地表示H、OH、O-烷基(1-4C)、CH2OH、NH2、二烷基(1-3C)N、吡咯烷-1-基、哌啶-1-基、吗啉-4-基或带有一个或两个甲基或甲氧甲基基团取代的吗啉-4-基、吗啉-4-基氨基、吗啉-4-基甲基、咪唑-1-基、硫代吗啉-4-基、1,1-二氧硫代吗啉-4-基或3-氧杂-8-氮杂双环[3.2.1]辛-8-基;当n分别等于1、2或3时,R4和R5可以共同表示酮基、1,3-二氧杂环戊烷-2-基或1,3-二氧杂环已烷-2-基;X表示O或S,n的值为1、2或3,a为不对称碳原子8a、9a或10a,当n分别等于1、2或3时。本发明还涉及一种制备新化合物的方法,以及含有至少其中一种化合物作为活性成分的制药组合物。