吡喃是六元杂环,非芳香环,由五个碳原子和一个氧原子组成,并含有两个双键。分子式为C5H6O,吡喃有两个异构体,其位置与双键的位置不同。在2H吡喃中,饱和碳处于位置2,而在4H-吡喃中,饱和碳位于位置4。

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按化学元素: CINO C CFOS CCaO CBrNO COS CBO CClNOS COSe CBrO COSi CClOS CBrOS CNO CFNO CNOS CNaO CBFKO CBrNOS CO CFNOS CClNO CFO CClO CBFO CIO 更多

92117-94-7 7-Hydroxy-3-(4-methoxyphenyl)-8-((2S,3R,4R,5S,6R)-3,4,5-trihydroxy-6-(hydroxymethyl)tetrahydro-2H-pyran-2-yl)-4H-chromen-4-one 7-羟基-3-(4-甲氧基苯基)-8-((2S,3R,4R,5S,6R)-3,4,5-三羟基-6-(羟甲基)四氢-2H-吡喃-2-基)-4H-苯并吡喃-4-酮
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¥3931.005mg
22007-72-3 2-(3,4-Dihydroxyphenyl)-3,5-dihydroxy-7-(((2S,3R,4R,5R,6S)-3,4,5-trihydroxy-6-methyltetrahydro-2H-pyran-2-yl)oxy)-4H-chromen-4-one 2-(3,4-二羟基苯)-3,5-二羟基-7-(((2S,3R,4R,5R,6S)-3,4,5-三羟基-6-甲基四氢-2H-吡喃-2-基)氧基)-4H-苯并吡喃-4-酮
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2798-20-1 5-Hydroxy-6,7,8-trimethoxy-2-(4-methoxyphenyl)-4H-chromen-4-one 5-羟基-6,7,8-三甲氧基-2-(4-甲氧基苯基)-4H-苯并吡喃-4-酮
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¥1964.0010mg
32174-62-2 5-Hydroxy-2-(3-hydroxy-4-methoxyphenyl)-7-methoxy-4H-chromen-4-one 5-羟基-2-(3-羟基-4-甲氧基苯基)-7-甲氧基-4H-苯并吡喃-4-酮
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¥2415.0010mg
116183-66-5 5-Hydroxy-7-methoxy-3-(((2S,3R,4S,5S,6R)-3,4,5-trihydroxy-6-(hydroxymethyl)tetrahydro-2H-pyran-2-yl)oxy)-2-(4-(((2S,3R,4S,5S,6R)-3,4,5-trihydroxy-6-(hydroxymethyl)tetrahydro-2H-pyran-2-yl)oxy)phenyl)-4H-chromen-4-one 5-羟基-7-甲氧基-3-(((2S,3R,4S,5S,6R)-3,4,5-三羟基-6-(羟甲基)四氢-2H-吡喃-2-基)氧基)-2-(4-(((2S,3R,4S,5S,6R)-3,4,5-三羟基-6-(羟甲基)四氢-2H-吡喃-2-基)氧基)苯基)-4H-苯并吡喃-4-酮
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472-26-4 5-((3S,5S,8R,9S,10R,13R,14S,17R)-3,5,14-Trihydroxy-10,13-dimethylhexadecahydro-1H-cyclopenta[a]phenanthren-17-yl)-2H-pyran-2-one 5-((3S,5S,8R,9S,10R,13R,14S,17R)-3,5,14-三羟基-10,13-二甲基十六氢-1H-环戊并[a]菲-17-基)-2H-吡喃-2-酮
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18735-82-5 7-Bromo-4-hydroxy-2H-chromen-2-one 4-羟基-7-溴-2H-苯并吡喃-2-酮
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¥1061.00100mg
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¥4015.005mg
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