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Publications (2)1.99 Total impact

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    Article: 5-Methyl-3,3-bis-(morpholin-4-yl)-1-[2-(morpholin-4-yl)eth-yl]-2,3-dihydro-1H-indol-2-one.
    Hui-Hui Lin, Wei-Yao Wu, Jing-Jing Zhang, Sheng-Li Cao
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    ABSTRACT: In the title compound, C(23)H(34)N(4)O(4), the morpholine rings adopt chair conformations. The N atom of the indol-2-one group is linked to the N atom of one morpholine ring through a flexible ethyl group with an almost cif conformation. In the crystal, molecules are linked by C-H⋯O interactions into infinite chains along the c direction. The almost parallel infinite chains are further inter-connected via other sets of C-H⋯O inter-actions, forming a three-dimensional framework.
    Acta Crystallographica Section E Structure Reports Online 03/2012; 68(Pt 3):o821. · 0.35 Impact Factor
  • Article: Synthesis and cytotoxic evaluation of quinazolin-4(3H)-one derivatives bearing thiocarbamate, thiourea or N-methyldithiocarbamate side chains.
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    ABSTRACT: We have previously found that the dithiocarbamate derivatives of quinazolin-4(3H)-one could act as cytotoxic agents against a panel of human tumor cell lines. To investigate the contribution of dithiocarbamate moiety to the cytotoxic activity, three series of novel quinazolin-4(3H)-one derivatives bearing thiocarbamate, thiourea or Nmethyldithiocarbamate side chains were synthesized and tested for their cytotoxic activity against human cancer cell lines A549, MCF-7, HeLa, HT29 and HCT-116 by MTT assay. The results showed that transformation of the dithiocarbamate moiety in lead compound I to thiocarbamate or thiourea led to a decrease or loss of cytotoxic activity. Some N-alkylated analogs of lead compound II preferentially inhibited the proliferation of A549 cells, although their potencies were not improved in comparison with the unalkylated counterparts. The structure-activity relationship obtained in this research will be beneficial for further synthesis and discovery of effective cytotoxic agents.
    Medicinal chemistry (Shāriqah (United Arab Emirates)) 02/2012; 8(2):163-73. · 1.64 Impact Factor