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    • 7. 发明公开
    • 2-AMINO-3-SULPHONYL-TETRAHYDRO-PYRAZOLO[1,5-A]PYRIDO-PYRIMIDINE ANTAGONISTS OF SEROTONIN 5-HT6 RECEPTORS, METHODS FOR THE PRODUCTION AND USE THEREOF
    • 血清素5-HT6受体的2-氨基-3-磺酰基 - 四氢 - 吡唑并[1,5-A]吡啶 - 嘧啶拮抗剂,其生产方法和用途
    • EP2287163A1
    • 2011-02-23
    • EP09742910.4
    • 2009-04-30
    • Ivashchenko, Andrey AlexandrovichAlla Chem, LLC.
    • KYSIL, Volodymyr MikhailovichSAVCHUK, Nikolay FilippovichIVASHCHENKO, Alexander Vasilievich
    • C07D471/14A61P25/22A61K31/519A61P25/24A61P25/18A61P25/28A61P25/08A61P3/08A61P25/26A61P9/10A61P25/16A61P3/04
    • C07D471/14A61K31/519
    • The invention relates to serotonin 5-HT 6 receptor antagonists - novel 2-amino-3-arylsulfonyl-6,7,8,9-tetrahydropyrazolo[1,5-a]pyrido[4,3-e]pyrimidines and substituted 2-amino-3-arylsulfonyl-5,6,7,8-tetrahydropyrazolo[1,5-a]pyrido[4,3-d]pyrimidines, drug substances and pharmaceutical compositions comprising the said drug substances as the said compounds, and also to method of prophylaxis and treatment of various diseases of central nervious system in humans and animals pathogenesis of which is associated with serotonin 5-HT 6 receptors including cognitive and neurodegenerative diseases.
      Substituted 2-amino-3-arylsulfonyl-6,7,8,9-tetrahydropyrazolo[1,5-a]pyrido[4,3-e]pyrimidines of the general formula 1 and substituted 2-amino-3-arylsulfonyl-5,6,7,8-tetrahydropyrazolo[1,5-a]pyrido[4,3-d]pyrimidines of the general formula 2 and pharmaceutically acceptable salts and/or hydrates thereof.

      wherein: Ar represents optionally substituted aryl or optionally substituted heteroaryl; R 1 represents hydrogen, optionally substituted C 1 -C 3 alkyl, C 1 -C 4 alkyloxycarbonyl; R 2 represents hydrogen, halogen or optionally substituted C 1 -C 3 alkyl ; R 1 3 and R 2 3 represent optionally alike: hydrogen, optionally substituted C 1 -C 3 alkyl or R 1 3 and R 2 3 together with the nitrogen atom to which they are attached form an optionally substituted azaheterocycle.
    • 本发明涉及血清素5-HT 6受体拮抗剂 - 新的2-氨基-3-芳基磺酰基-6,7,8,9-四氢吡唑并[1,5-a]吡啶并[4,3-e]嘧啶和取代的2-氨基 -3-芳基磺酰基-5,6,7,8-四氢吡唑并[1,5-a]吡啶并[4,3-d]嘧啶,含有所述药物作为所述化合物的药物和药物组合物, 预防和治疗人和动物中中枢神经系统的各种疾病的发病机理与血清素5-HT 6受体相关,包括认知和神经退行性疾病。 通式1的取代的2-氨基-3-芳基磺酰基-6,7,8,9-四氢吡唑并[1,5-a]吡啶并[4,3-e]嘧啶和取代的2-氨基-3-芳基磺酰基-5 ,通式2的6,7,8-四氢吡唑并[1,5-a]吡啶并[4,3-d]嘧啶及其药学上可接受的盐和/或水合物。 其中:Ar代表任选取代的芳基或任选取代的杂芳基; R 1代表氢,任选取代的C 1 -C 3烷基,C 1 -C 4烷氧基羰基; R2代表氢,卤素或任选取代的C1-C3烷基; R13和R23任选相同:氢,任选取代的C1-C3烷基或R13和R23与它们所连接的氮原子一起形成任选取代的氮杂杂环。