| 摘要 |
NEW MATERIAL:A 2-oxo-cycloalkenylmethyl derivative expressed by formula I [X represents halogen atom, -O-Y-R (Y represents carbonyl, sulfinyl, etc.; R represents alkyl, alkenyl, carboxyl or alkoxyl)]. EXAMPLE:2-Oxo-cyclohexenylmethyl acetate. USE:An antitumor agent capable of being synthesized from an easily available starting raw material. PREPARATION:A compound expressed by formula II is halogenated or esterified to obtain the 2-oxo-cycloalkenylmethyl derivative expressed by formula I.
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