Condensed pyridazine derivatives, their production and use
    3.
    发明授权
    Condensed pyridazine derivatives, their production and use 失效
    冷凝哒嗪衍生物,其生产和使用

    公开(公告)号:US06248740B1

    公开(公告)日:2001-06-19

    申请号:US09284362

    申请日:1999-04-14

    IPC分类号: C07D40304

    CPC分类号: C07D487/04

    摘要: The present invention provides a compound represented by the formula: wherein Ar1 and Ar2 are independently an aromatic group which may be substituted, and Ar1 and Ar2 may form a condensed cyclic group with an adjacent carbon atom; ring B is a nitrogen-containing heterocycle which may be substituted; X and Y are the same or different and are independently a bond, an oxygen atom, S(O)p (p is an integer of 0 ot 2), NR4 wherein R4 is a hydrogen atom or a lower alkyl group, or a bivalent linear lower hydrocarbon group which may contain 1 to 3 hetero atoms and the bivalent linear lower hydrocarbon group may be substituted; A is a nitrogen atom or CR7 wherein R7 is a hydrogen atom, a halogen atom, a hydrocarbon which may be substituted, an acyl group or a hydroxy group which may be substituted; R1, R2 and R3 are the same or different and are independently a hydrogen atom, a halogen atom, a hydrocarbon group which may be substituted, an acyl group or a hydroxy group which may be substituted; R8 is a hydrogen atom, a hydroxy group which may be substituted by a lower alkyl or a carboxyl group, or a salt thereof, which exhibits excellent anti-histaminic or eosinophil chemotaxis-inhibiting activities and is useful in treatment or prevention of asthma, allergic conjunctivitis, allergic rhinitis, chronic urticaria or atopic dermatitis.

    摘要翻译: 本发明提供由下式表示的化合物:其中Ar1和Ar2独立地为可被取代的芳基,Ar1和Ar2可以与相邻的碳原子形成稠合的环状基团; 环B是可以被取代的含氮杂环; X和Y相同或不同,独立地为键,氧原子,S(O)p(p为0〜2的整数),NR4,其中R4为氢原子或低级烷基,或二价 可以含有1〜3个杂原子的直链低级烃基,二价直链低级烃基可以被取代; A是氮原子或CR 7,其中R7是氢原子,卤素原子,可被取代的烃基,酰基或可被取代的羟基; R1,R2和R3相同或不同,独立地为氢原子,卤素原子,可被取代的烃基,酰基或可被取代的羟基; R8是氢原子,可以被低级烷基或羧基取代的羟基或其盐,其表现出优异的抗组氨酸或嗜酸性粒细胞趋化性抑制活性,并且可用于治疗或预防哮喘,过敏 结膜炎,过敏性鼻炎,慢性荨麻疹或特应性皮炎。

    Furoisoquinoline derivative and use thereof
    4.
    发明申请
    Furoisoquinoline derivative and use thereof 审中-公开
    呋喃并喹啉衍生物及其用途

    公开(公告)号:US20060106048A1

    公开(公告)日:2006-05-18

    申请号:US10522119

    申请日:2003-07-24

    IPC分类号: A61K31/4741 C07D491/02

    摘要: The present invention provides a compound represented by the formula wherein A represents (1) a bond, (2) a group represented by the formula —CRa═CRb— (Ra and Rb each represent a hydrogen atom or C1-6 alkyl) and the like; R1 represents (1) cyano or (2) an optionally esterified or amidated carboxyl group; R2 represents (1) a hydrogen atom, (2) an optionally substituted hydroxy group, (3) an optionally substituted amino group and the like; R3 and R4 each represent a hydrogen atom and the like; R5 represents a hydrogen atom and the like; R6 represents an optionally substituted hydroxy group and the like; R7 and R8 each represent an optionally substituted hydrocarbon group and the like; R9 and R10 each represent (1) a hydrogen atom and the like; Y represents an optionally substituted methylene group; and n represents 0 or 1, or a salt thereof, which has an excellent phosphodiesterase IV inhibiting action.

    摘要翻译: 本发明提供由下式表示的化合物:其中A表示(1)键,(2)由式-CR R a和R b各自表示氢原子或C 1-6烷基)等; R 1表示(1)氰基或(2)任选酯化或酰胺化的羧基; R 2表示(1)氢原子,(2)任选取代的羟基,(3)任选取代的氨基等; R 3和R 4各自表示氢原子等; R 5表示氢原子等; R 6表示任选取代的羟基等; R 7和R 8各自表示任选取代的烃基等; R 9和R 10各自表示(1)氢原子等; Y表示任选取代的亚甲基; n表示0或1,或其盐具有优异的磷酸二酯酶IV抑制作用。

    Condensed pyridazine compounds, their production and use
    6.
    发明授权
    Condensed pyridazine compounds, their production and use 失效
    缩合哒嗪化合物,其生产和使用

    公开(公告)号:US06610694B1

    公开(公告)日:2003-08-26

    申请号:US09806652

    申请日:2001-04-02

    IPC分类号: A61K3150

    CPC分类号: C07D487/04

    摘要: A condensed pyridazine derivative which exhibits anti-allergic activity, anti-histaminic activity and/or eosinophil chemotaxis-inhibiting activity, anti-inflammatory activity, anti-PAF (platelet-activating factor) activity, and the like, and is useful as an agent for preventing or treating asthma, allergic conjunctivitis, allergic rhinitis, urticaria, atopic dermatitis, and the like.

    摘要翻译: 具有抗过敏活性,抗组氨酸活性和/或嗜酸性粒细胞趋化性抑制活性,抗炎活性,抗PAF(血小板活化因子)活性等的缩合哒嗪衍生物等,可用作试剂 用于预防或治疗哮喘,过敏性结膜炎,过敏性鼻炎,荨麻疹,特应性皮炎等。