Two alkyl phenols,namely,2,5-dimethoxy-3-undecylphenol（1） and 5-methoxy-3-undecylphenol（2）,were isolated together with two known benzoquinones,5-O-methylembelin（3） and 2-dehydroxy-5-O-methylembelin（4） from the...Two alkyl phenols,namely,2,5-dimethoxy-3-undecylphenol（1） and 5-methoxy-3-undecylphenol（2）,were isolated together with two known benzoquinones,5-O-methylembelin（3） and 2-dehydroxy-5-O-methylembelin（4） from the wood of Averrhoa carambola.Their structures were elucidated on the basis of spectroscopic methods（1D and 2D NMR）.展开更多
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文摘Two alkyl phenols,namely,2,5-dimethoxy-3-undecylphenol（1） and 5-methoxy-3-undecylphenol（2）,were isolated together with two known benzoquinones,5-O-methylembelin（3） and 2-dehydroxy-5-O-methylembelin（4） from the wood of Averrhoa carambola.Their structures were elucidated on the basis of spectroscopic methods（1D and 2D NMR）.
