盐酸帕洛诺司琼的合成(2)
油状物(4),收率79.70%,[a]D=-31.8°(c=1,二氯甲烷)。文献[a]D=-32.01°(c=1.0185,二氯甲烷)。H-NMR:7.20~7.01(m,4H),3.00~2.94(m,1H),2.82~2.77(m,1H),2.73~2.55(m,8H),2.50(d,1H),2.30~2.68(d,1H),1.93~1.90(m,1H),1.79~1.57(7H),1.39~1.38(m ......
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