Chromanone derivatives
    4.
    发明授权
    Chromanone derivatives 失效
    色酮衍生物

    公开(公告)号:US06812353B2

    公开(公告)日:2004-11-02

    申请号:US10363774

    申请日:2003-07-29

    IPC分类号: C07D31104

    CPC分类号: C07D311/22 Y02P20/55

    摘要: Chromanone derivatives of the formula I in which R1 to R4 are each, independently of one another, H, A, CN, Hal, OR5, COOR5, CF3, OCF3, NO2, Ar, OAr, N(R5)2 or CON(R5)2, R5 is H or A, A is alkyl having 1 to 6 carbon atoms, Ar is phenyl which is unsubstituted or substituted by A, OR5, CN, Hal, CF3, OCF3, NO2 or N(R5)2, Hal is F, Cl, Br or I, and their salts, are suitable as intermediates in the synthesis of medicaments.

    摘要翻译: R 1至R 4的式Iin的酮酮衍生物各自彼此独立地为H,A,CN,Hal,OR 5,COOR 5,CF 3,OCF 3,NO 2,Ar,OAr ,N(R 5)2或CON(R 5)2,R 5为H或A,A为具有1至6个碳原子的烷基,Ar为未取代或被A取代的苯基,OR 5,CN,Hal,CF 3,OCF 3,NO 2或N(R 5)2,Hal是F,Cl,Br或I,它们的盐适合作为药物合成中的中间体。