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    • 7. 发明申请
    • Melanocortin receptor ligands
    • 黑皮质素受体配体
    • US20050010031A1
    • 2005-01-13
    • US10689022
    • 2003-10-20
    • Frank EbetinoXinrong TianWieslaw MazurAnny-Odile Colson
    • Frank EbetinoXinrong TianWieslaw MazurAnny-Odile Colson
    • C07D241/04C07D241/08C07D401/12C07D403/12C07K14/72
    • C07D401/12C07D241/04C07D241/08C07D403/12
    • The present invention relates to compounds which comprise a nitrogen-containing ring scaffold substituted by an R1 alkyl units selected from the group consisting of C1-C12 linear or branched alkyl, C3-C8 cyclic alkyl, C2-C12 linear or branched alkenyl, or haloalkyl, for example, the 2-keto-3-alkylpiperazines having the formula: wherein R is selected from the group consisting of phenyl, 3-fluorophenyl, 4-fluorophenyl, 3,5-difluorophenyl, and 4-chlorophenyl; R1 is selected from the group consisting of methyl, ethyl, propyl, isopropyl, butyl, isobutyl, sec-butyl, tert-butyl, cyclopropyl, cyclopropylmethyl, cyclopentyl, cyclopentylmethyl, cyclohexyl, cyclohexylmethyl, benzyl, allyl, 1-methylallyl, 2-methylallyl, but-2-enyl, and propargyll; R7a is selected from the group consisting of hydrogen, —CO2H, —CONH2, —CONHCH3, and —CON(CH3)2; R8 is benzyl, substituted benzyl, or naphthalen-2-ylmethyl.
    • 本发明涉及包含由选自C 1 -C 12直链或支链烷基,C 3 -C 8环烷基,C 2 -C 12直链或支链烯基的C 1 -C 12烷基单元取代的含氮环支架的化合物 或卤代烷基,例如具有下式的2-酮-3-烷基哌嗪:其中R选自苯基,3-氟苯基,4-氟苯基,3,5-二氟苯基和4-氯苯基; R 1选自甲基,乙基,丙基,异丙基,丁基,异丁基,仲丁基,叔丁基,环丙基,环丙基甲基,环戊基,环戊基甲基,环己基,环己基甲基,苄基,烯丙基,1-甲基烯丙基 ,2-甲基烯丙基,丁-2-烯基和炔丙基; R 7a选自氢,-CO 2 H,-CONH 2,-CONHCH 3和-CON(CH 3)2; R 8是苄基,取代的苄基或萘-2-基甲基。