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    • 9. 发明公开
    • Phenylalanine derivative and proteinase inhibitor
    • 苯丙氨酸和蛋白酶抑制剂。
    • EP0217286A1
    • 1987-04-08
    • EP86113166.2
    • 1986-09-24
    • Okamoto, ShosukeSHOWA DENKO KABUSHIKI KAISHA
    • Okamoto, ShosukeOkada, YoshioOkunomiya, AkikoNaito, Taketoshi SHOWA DENKO K.K.Kimura, Yoshio SHOWA DENKO K.K.Yamada, Morihiko SHOWA DENKO K.K.Ohno, Norio SHOWA DENKO K.K.Katsuura, Yasuhiro SHOWA DENKO K.K.Seki, Yumi SHOWA DENKO K.K.
    • C07C233/57C07C233/63C07C257/00C07C311/30C07C311/35C07C323/31C07D207/16C07D211/16C07D211/32C07D211/58C07D211/62
    • C07D213/30A61K38/00C07D211/16C07D211/32C07D211/62C07D213/40C07D213/643C07D213/75C07D239/42C07D295/185C07D307/14C07D401/12C07K5/06078
    • A phenylalanine derivative having the formula (I):
      where R' and R 2 are independently hydrogen provided that both R' and R 2 are nof hydrogen at the same time;

      C 1 -C 5 alkyl which may be substituted with hydroxy, hydroxycarbonyl, C 1 -C 4 alkoxycarbonyl, C 1 -C 4 alkyl- mercapto, C,-C4 alkoxy, carbamoyl, sulfamoyl, pyridyl, or phenyl which may further be substituted with nitro, C 1 -C 4 alkoxy, or halogen;
      C 6 -C 3 cycloalkyl which may be substituted with hydroxy, C 1 -C 4 alkoxy, hydroxylcarbonyl, C 1 -C 4 alkoxycarbonyl, or C 1 -C 4 alkyl;
      phenyl which may be substituted with halogen, nitro, trifluoromethyl, C,-C 4 alkoxy, C 1 -C 4 alkylmer- capto, C 1 -C 4 alkylcarbonyl, phenylcarbonyl, hydroxycarbonyl, C 1 -C 4 alkoxycarbonyl, carbamoyl, sulfamoyl, amidino, pyridylcarbonyl, or C 1 -C 6 alkyl which may further be substituted with C 1 -C 4 alkylcarbonyl, hydroxycarbonyl, or C 1 -C 4 alkoxycarbonyl;
      pyridyl which may be substituted with halogen or C 1 -C 4 alkoxy;
      pyrimidyl;
      N-benzylazacyclohexyl; and
      R' and R 2 may form with the nitrogen atom attached thereto a ring structure as morpholino; thiomorpholino; or piperidyl which may be substituted with phenylcarbonyl, benzyl, or C 1 -C 4 alkyl;
      pyrrolidyl which may be substituted with hydroxycarbonyl or C 1 -C 4 alkoxycarbonyl; and
      piperidine substituted with C 1 -C 4 alkyl, phenyl C 1 -C 4 alkyl, phenylcarbonyl, or C,-C 4 alkoxycarbonyl;
      X is hydrogen; nitro; amino; or -OZ wherein Z is hydrogen: C 1 -C 4 alkyl; C 2 -C 4 alkenyl; benzyl which may be substituted with halogen, C 1 -C 4 alkyl, nitro, trifluoromethyl, hydroxycarbonyl, C 1 -C 4 alkoxycarbonyl, or cyano; phenylcarbonylmethyl, pyridylmethyl; phenyl which may be substituted with nitro or halogen; pyridyl or pyrimidyl which may be substituted with nitro; phenylsulfonyl which may be substituted with C 1 -C 4 alkyl; or benzyloxycarbonyl which may be substituted with halogen;
      n is 4 to 10; and
      the mark indicates that the configuration of the carbon may be either one of D-configuration, L-configuration and DL-configuration or a pharmaceutical acceptable salt thereof.

      This phenylalanine derivative is effective as a proteinase inhibitor.
    • 具有式(I)的苯丙氨酸衍生物:其中R1和R2独立地为氢,条件是R1和R2不同时为氢; 可以被羟基,羟基羰基,C 1 -C 4烷氧基羰基,C 1 -C 4烷基巯基,C 1 -C 4烷氧基,氨基甲酰基,氨磺酰基,吡啶基或可以进一步被硝基,C 1 -C 4烷氧基取代的苯基取代的C 1 -C 8烷基 卤素; 可被羟基,C 1 -C 4烷氧基,羟基羰基,C 1 -C 4烷氧羰基或C 1 -C 4烷基取代的C 6 -C 8环烷基; 可以被卤素,硝基,三氟甲基,C 1 -C 4烷氧基C 1 -C 4烷基巯基,C 1 -C 4烷基羰基,苯基羰基,羟基羰基,C 1 -C 4烷氧基羰基,氨基甲酰基,氨磺酰基,脒基,吡啶基羰基或C 1 -C 6烷基取代的苯基, 被C1-C4烷基羰基,羟基羰基或C1-C4烷氧基羰基取代; 可被卤素或C 1 -C 4烷氧基取代的吡啶基; 嘧啶; 的N- benzylazacyclohexyl; 并且R1和R2可以与其上连接的氮原子形成为环状结构作为吗啉代; 硫吗啉; 可被苯基羰基,苄基或C 1 -C 4烷基取代的哌嗪基; 可被羟基羰基或C 1 -C 4烷氧基羰基取代的吡咯烷基; 被C 1 -C 4烷基,苯基C 1 -C 4烷基,苯羰基或C 1 -C 4烷氧基羰基取代的哌啶子基; X是氢; 硝基; 氨基; 或-OZ,其中Z是氢; C 1 -C 4烷基; C 2 -C 4烯基; 可被卤素取代的苄基,C 1 -C 4烷基,硝基,三氟甲基,羟基羰基,C 1 -C 4烷氧基羰基或氰基; 苯基羰基; 吡啶; 可以被硝基或卤素取代的苯基; 可以被硝基取代的吡啶基或嘧啶基; 可被C 1 -C 4烷基取代的苯基磺酰基; 或可被卤素取代的苄氧基羰基; n为4〜10; 标记*表示碳的构型可以是D构型,L-构型和DL构型中的任一种或其药学上可接受的盐。 该苯丙氨酸衍生物作为蛋白酶抑制剂是有效的。