吡喃|Pyrans-毕得医药

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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。

按化学元素: B^x; C^x; N^x; O^x; F^x; Si^x; P^x; S^x; Cl^x; Br^x; I^x

母核： 四氢吡喃 (1) 有机硼 (1)

官能团： 酚 (3) 酯 (10) 芳基 (8) 烯基 (1) 醚 (2) 醇 (2) 酮 (3) 羧酸 (1) 更多

按纯度： 99+% 99% 98+% 98% 97+% 97% 96+% 96% 95+% 95% 93% 90+% 90%

按分子量： 0-100 100-200 200-300 300-400 400-500 500-600 600-700 700-800 1000+

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

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: BJS162657453518-14-298%; ￥1325.005g

2-Oxo-2H-chromene-3-carboxylic acid 2-氧代-2H-苯并吡喃-3-羧酸: BJS4664906531-81-798%; ￥326.00100g

6-(3,4-Dimethoxystyryl)-4-methoxy-2H-pyran-2-one 6-(3,4-二甲氧基苯乙烯基)-4-甲氧基-2H-吡喃-2-酮: BJS11401422743-14-899+%; ￥4347.0010mg

7-Hydroxy-4-(trifluoromethyl)coumarin 7-羟基-4-三氟甲基-2H-苯并吡喃-2-酮: BJS6124842575-03-198%; ￥141.001g

Dihydro-2H-pyran-2,6(3H)-dione 二氢-2H-吡喃-2,6(3H)-二酮: BJS6774502108-55-496%; ￥78.00100g

Chroman-2-One 苯并二氢吡喃-2-酮: BJS0557582119-84-697%; ￥61.00100g

4-Methyldihydro-2H-pyran-2,6(3H)-dione 3-甲基戊二酐: BJS61727474166-53-496%; ￥2642.00100g

7-(Diethylamino)-2-oxo-2H-chromene-3-carbonitrile 7-(二乙氨基)-2-氧代-2H-色烯-3-甲腈: BJS837809151473-74-695%; ￥122.00250mg

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: BJS535400026078-25-198%; ￥790.00100mg

3,3-Dimethyldihydro-2H-pyran-2,6(3H)-dione 3,3-二甲基二氢-2H-吡喃-2,6(3H)-二酮: BJS92861642938-48-998%; ￥638.005g

(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: BJS91130573366-47-097%; ￥4173.001g

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: BJS178441928705-46-698%; ￥231.001g

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: BJS3784895574-84-595%; ￥823.00100mg

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: BJS848976441934-47-897%; ￥292.00250mg

4-Oxo-4H-pyran-2,6-dicarboxylic acid 4-氧代-4H-吡喃-2,6-二羧酸: BJS238480999-32-198% (contains <2%H2O); ￥1573.0025g

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: BJS942519754711-38-595%; ￥8379.001g

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: BJS2804964117-39-597%; ￥204.0025g

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: BJS536647350995-74-998%; ￥143.005g

7-Isocyanato-4-methyl-2H-chromen-2-one 7-异氰酸基-4-甲基-2H-苯并吡喃-2-酮: BJS0567100139374-47-395%; ￥2816.00250mg

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: BJS7781026486-28-298+%; ￥2867.0025mg

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