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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7-(Dimethylamino)-4-(trifluoromethyl)-2H-chromen-2-one
7-(二甲氨基)-4-(三氟甲基)-2H-苯并吡喃-2-酮
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BJS162657453518-14-298%
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¥1325.005g
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2-Oxo-2H-chromene-3-carboxylic acid
2-氧代-2H-苯并吡喃-3-羧酸
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BJS4664906531-81-798%
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¥326.00100g
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7-Hydroxy-4-(trifluoromethyl)coumarin
7-羟基-4-三氟甲基-2H-苯并吡喃-2-酮
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BJS6124842575-03-198%
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¥141.001g
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Dihydro-2H-pyran-2,6(3H)-dione
二氢-2H-吡喃-2,6(3H)-二酮
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BJS6774502108-55-496%
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¥78.00100g
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Chroman-2-One
苯并二氢吡喃-2-酮
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BJS0557582119-84-697%
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¥61.00100g
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4-Methyldihydro-2H-pyran-2,6(3H)-dione
3-甲基戊二酐
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BJS61727474166-53-496%
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¥2642.00100g
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7-(Diethylamino)-2-oxo-2H-chromene-3-carbonitrile
7-(二乙氨基)-2-氧代-2H-色烯-3-甲腈
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BJS837809151473-74-695%
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¥122.00250mg
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7-(Ethylamino)-4,6-dimethyl-2H-chromen-2-one
7-(乙氨基)-4,6-二甲基-2H-苯并吡喃-2-酮
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BJS535400026078-25-198%
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¥790.00100mg
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(S)-5,7-Dihydroxy-2-(4-hydroxyphenyl)chroman-4-one
(S)-5,7-二羟基-2-(4-羟基苯基)苯并二氢吡喃-4-酮
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BJS3126560480-41-195%
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¥3541.00500g
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3,3-Dimethyldihydro-2H-pyran-2,6(3H)-dione
3,3-二甲基二氢-2H-吡喃-2,6(3H)-二酮
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BJS92861642938-48-998%
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¥638.005g
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(2R,3R,4S)-2-(Acetoxymethyl)-3,4-dihydro-2H-pyran-3,4,5-triyl triacetate
(2R,3R,4S)-2-(乙酰氧基甲基)-3,4-二氢-2H-吡喃-3,4,5-三基 三乙酸酯
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BJS91130573366-47-097%
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¥4173.001g
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Ethyl 7-(diethylamino)-2-oxo-2H-chromene-3-carboxylate
7-(二乙基氨基)-2-氧代-2H-色烯-3-甲酸乙酯
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BJS178441928705-46-698%
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¥231.001g
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7,8-Dihydroxy-6-methoxy-2H-chromen-2-one
7,8-二羟基-6-甲氧基-2H-苯并吡喃-2-酮
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BJS3784895574-84-595%
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¥823.00100mg
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7-(Diethylamino)-4-(trifluoromethyl)-2H-chromen-2-one
7-(二乙氨基)-4-(三氟甲基)-2H-苯并吡喃-2-酮
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BJS848976441934-47-897%
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¥292.00250mg
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4-Oxo-4H-pyran-2,6-dicarboxylic acid
4-氧代-4H-吡喃-2,6-二羧酸
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BJS238480999-32-198% (contains <2%H2O)
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¥1573.0025g
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7-(Diethylamino)-4-(hydroxymethyl)-2H-chromen-2-one
7-(二乙基氨基)-4-(羟甲基)-2H-苯并吡喃-2-酮
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BJS942519754711-38-595%
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¥8379.001g
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2-(3,4-Dihydroxyphenyl)-3,5,7-trihydroxy-4H-chromen-4-one
2 -(3,4-二羟基苯基)-3,5,7-三羟基-4H-苯并吡喃-4-酮
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BJS2804964117-39-597%
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¥204.0025g
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7-(Diethylamino)-2-oxo-2H-chromene-3-carboxylic acid
7-(二乙氨基)-2-氧代-2H-苯并吡喃-3-羧酸
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BJS536647350995-74-998%
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¥143.005g
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7-Isocyanato-4-methyl-2H-chromen-2-one
7-异氰酸基-4-甲基-2H-苯并吡喃-2-酮
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BJS0567100139374-47-395%
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¥2816.00250mg
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6-Hydroxy-5,7-dimethoxy-2H-chromen-2-one
6-羟基-5,7-二甲氧基-2H-苯并吡喃-2-酮
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BJS7781026486-28-298+%
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¥2867.0025mg