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核磁共振谱于辉同济大学化学系yuhui@tongji.edu.cn65982298-807(1)4-碘甲基-5,5-二甲基-二氢呋喃-2-酮(2e)OOI2eOOI2epaleyellowoil.1HNMR(300MHz,CDCl3):δ1.31（3H,s）,1.51(3H,s),1.95-1.97(1H,m),2.41-2.50(1H,m),2.72-2.75(1H,m),2.82-2.90(1H,m),3.09(1H,dd,J=10.2,9.6Hz),3.25(1H,dd,J=10.2,5.1Hz),EIMS:m/z(relativeintensity)254(M+,6),239(7),191(6),173(4),127(34),69(89),41(100).Anal.calcdforC7H11IO2:C,33.09;H,4.37.Found:C,33.55;H,4.60.核磁数据表述方式J.Org.Chem.1997,62,7513