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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((2R,3S,4S,5R,6S)-6-((5,7-Dihydroxy-2-(4-hydroxyphenyl)-4-oxo-4H-chromen-3-yl)oxy)-3,4,5-trihydroxytetrahydro-2H-pyran-2-yl)methyl 3-(4-hydroxyphenyl)acrylate
((2R,3S,4S,5R,6S)-6-((5,7-二羟基-2-(4-羟基苯基)-4-氧代-4H-苯并吡喃-3-基)氧基)-3,4,5-三羟基四氢-2H-吡喃-2-基)甲基 3-(4-羟基苯)丙烯酸酯
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BJS218204522153-44-298%
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¥6815.0025mg
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5-Methyl-7-Methoxyisoflavone
7-甲氧基-5-甲基-3-苯基-4H-1-苯并吡喃-4-酮
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BJS707735682517-12-298%
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¥580.001g
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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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BJS457491892117-94-798%
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¥4324.005mg
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3-(((2S,3R,4R,5R,6S)-4,5-Dihydroxy-6-methyl-3-(((2S,3R,4S,5S,6R)-3,4,5-trihydroxy-6-(hydroxymethyl)tetrahydro-2H-pyran-2-yl)oxy)tetrahydro-2H-pyran-2-yl)oxy)-5-hydroxy-2-(4-methoxyphenyl)-8-(3-methylbut-2-en-1-yl)-7-(((2S,3R,4S,5S,6R)-3,4,5-trihydroxy-6-(hydroxymethyl)tetrahydro-2H-pyran-2-yl)oxy)-4H-chromen-4-one
3-(((2S,3R,4R,5R,6S)-4,5-二羟基-6-甲基-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)四氢-2H-吡喃-2-基)氧基)-5-羟基-2-(4-甲氧基苯基)-8-(3-甲基丁-2-烯-1-基)-7-(((2S,3R,4S,5S,6R)-3,4,5-三羟基-6-(羟甲基)四氢-2H-吡喃-2-基)氧基)-4H-苯并吡喃-4-酮
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BJS0244697110623-72-898%
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¥1361.0010mg
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4-Bromo-6-methyl-2H-pyran-2-one
4-溴-6-甲基-2H-吡喃-2-酮
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BJS7622792132559-91-297%
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¥1403.00100mg
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4-Hydroxy-6-methyl-3-(2-methylthiazol-4-yl)-2H-pyran-2-one
4-羟基-6-甲基-3-(2-甲基噻唑-4-基)-2H-吡喃-2-酮
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BJS15339441295500-81-097%
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¥9584.001g
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(S)-2-Amino-4-(7-hydroxy-2-oxo-2H-chromen-4-yl)butanoic acid
(S)-2-氨基-4-(7-羟基-2-氧代-2H-苯并吡喃-4-基)丁酸
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BJS6258300905442-42-495%
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¥5317.00250mg
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(2E,5S,6R,7S,9R,10E,12E,15R,16Z,18E)-17-Ethyl-6-hydroxy-3,5,7,9,11,15-hexamethyl-19-((2S,3S)-3-methyl-6-oxo-3,6-dihydro-2H-pyran-2-yl)-8-oxononadeca-2,10,12,16,18-pentaenoic acid
(2E,5S,6R,7S,9R,10E,12E,15R,16Z,18E)-17-乙基-6-羟基-3,5,7,9,11,15-六甲基-19-((2S,3S)-3-甲基-6-氧代-3,6-二氢-2H-吡喃-2-基)-8-氧杂代十九烷-2,10,12,16,18-戊酸
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BJS553070587081-35-498%
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¥4450.0010mg
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2,6-Diphenyl-4H-pyran-4-one
2,6-二苯基-4H-吡喃-4-酮
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BJS55183111029-94-398%
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¥4744.005g
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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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BJS73523822798-20-198%
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¥2161.0010mg
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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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BJS149184432174-62-298%
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¥2657.0010mg
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Ethyl 6-methyl-3,4-dihydro-2H-pyran-5-carboxylate
6-甲基-3,4-二氢-2H-吡喃-5-羧酸乙酯
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BJS541460010226-28-598%
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¥519.005g
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DL-Vestitol
3-(2-羟基-4-甲氧基苯基)苯并二氢吡喃-7-醇
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BJS196971756701-24-798%
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¥2043.0025mg
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3-(4-Bromobenzylidene)indolin-2-one
3-(4-溴亚苄基)吲哚啉-2-酮
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BJS215076476086-99-297%
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¥977.00100mg
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3-(((2S,3R,4R,5R,6S)-4,5-Dihydroxy-6-methyl-3-(((2S,3R,4S,5R)-3,4,5-trihydroxytetrahydro-2H-pyran-2-yl)oxy)tetrahydro-2H-pyran-2-yl)oxy)-5-hydroxy-2-(4-methoxyphenyl)-8-(3-methylbut-2-en-1-yl)-7-(((2S,3R,4S,5S,6R)-3,4,5-trihydroxy-6-(hydroxymethyl)tetrahydro-2H-pyran-2-yl)oxy)-4H-chromen-4-one
3-(((2S,3R,4R,5R,6S)-4,5-二羟基-6-甲基-3-(((2S,3R,4S,5R)-3,4,5-三羟基四氢-2H-吡喃-2-基)氧基)四氢-2H-吡喃-2-基)氧基)-5-羟基-2-(4-甲氧基苯基)-8-(3-甲基丁-2-烯-1-基)-7-(((2S,3R,4S,5S,6R)-3,4,5-三羟基-6-(羟甲基)四氢-2H-吡喃-2-基)氧基)-4H-苯并吡喃-4-酮
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BJS1566666110623-73-998%
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¥693.005mg
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7-Bromo-4-hydroxy-2H-chromen-2-one
4-羟基-7-溴-2H-苯并吡喃-2-酮
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BJS746758118735-82-598%
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¥2917.001g
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(E)-3-(5-((5-chloro-2-oxoindolin-3-ylidene)Methyl)furan-2-yl)benzoic acid
(E)-3-(5-((5-氯-2-氧代吲哚-3-亚基)甲基)呋喃-2-基)苯甲酸
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BJS02740221202918-24-895%
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¥2594.00250mg
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Sodium 2,4-dioxochroman-3-ide
2,4-二氧代苯并二氢吡喃钠盐
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BJS471149713546-81-197%
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¥27439.001g
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(2S,3S,4S,5R,6S)-3,4,5-Trihydroxy-6-((5-hydroxy-2-(3-hydroxy-4-methoxyphenyl)-4-oxo-4H-chromen-7-yl)oxy)tetrahydro-2H-pyran-2-carboxylic acid
(2S,3S,4S,5R,6S)-3,4,5-三羟基-6-((5-羟基-2-(3-羟基-4-甲氧基苯基)-4-氧代-4H-苯并吡喃-7-基)氧基)四氢-2H-吡喃-2-羧酸
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BJS280084535110-20-498%
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¥4416.005mg
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5,7-Dihydroxy-2-(4-hydroxy-3,5-dimethoxyphenyl)-6-methoxy-4H-chromen-4-one
5,7-二羟基-2-(4-羟基-3,5-二甲氧基苯基)-6-甲氧基-4H-苯并吡喃-4-酮
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BJS355636576015-42-498%
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¥2339.005mg