Design, synthesis, and biological evaluation of 1-methyl-1, 4-dihyrdoindeno[1,2-C]pyrazole analogues as potential anticaner agents targeting tubulin colchicine binding site

    公开(公告)号:US10059674B2

    公开(公告)日:2018-08-28

    申请号:US15152922

    申请日:2016-05-12

    CPC classification number: C07D231/54

    Abstract: The invention discloses an indenopyrazole small-molecule tubulin inhibitor, which is characterized by having a structure represented by general formula I: wherein R represents NH2 or NHOH; the invention also discloses a preparation method of the indenopyrazole compound, or pharmaceutical salts thereof. The compound of the present invention is an indenopyrazole small-molecule tubulin inhibitor having a novel structure, and has very strong proliferation inhibition activity to human hepatocellular carcinoma (HepG2) cells, human prostate carcinoma (PC3) cells, human cervical carcinoma (HeLa) cells, human breast adenocarcinoma (MCF-7) cells, and human leukemia (K562) cells; the compound is similar to colchicine in mechanism of action, and thus capable of inhibiting tubulin polymerization; the compound is significant for enhancing the specificity and effectiveness of drugs, reducing toxic and side effects, preventing drug tolerance, and so on.

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