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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21193-75-9 (2R,3R,4R)-2-(Hydroxymethyl)-3,4-dihydro-2H-pyran-3,4-diol (2R,3R,4R)-2-(羟甲基)-3,4-二氢-2H-吡喃-3,4-二醇
K6CAJT6I21193-75-995%
¥261.001g
40915-37-5 3,4-Dihydro-2H-pyran-5-carboxylic acid 3,4-二氢-2H-吡喃-5-甲酸
KWIANWMT40915-37-598%
¥62.00250mg
773-01-3 2,4,6-Trimethylpyryliumtetrafluoroborate 2,4,6-三甲基吡喃四氟硼酸盐
KIW87846773-01-398%
¥96.001g
1025707-93-0 2-(3,4-Dihydro-2H-pyran-6-yl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane 2-(3,4-二氢-2H-吡喃-6-基)-4,4,5,5-四甲基-1,3,2-二氧杂硼杂环戊烷
KEO82H1I1025707-93-095% (stabilized with 1%BHT)
¥195.00250mg
1046811-99-7 2-(3,4-Dihydro-2H-pyran-5-yl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane 3,4-二氢-2H-吡喃-5-硼酸频哪醇酯
KI8OV83C1046811-99-796%
¥3084.001g
17327-22-9 4-Methoxy-3,6-dihydro-2H-pyran 4-甲氧基-3,6-二氢-2H-吡喃
K8F8GIQ617327-22-995%
¥618.00100mg
447399-55-5 3-(((5-(Difluoromethoxy)-1-methyl-3-(trifluoromethyl)-1H-pyrazol-4-yl)methyl)sulfonyl)-5,5-dimethyl-4,5-dihydroisoxazole 3-(((5-(二氟甲氧基)-1-甲基-3-(三氟甲基)-1H-吡唑-4-基)甲基)磺酰基)-5,5-二甲基-4,5-二氢异恶唑
KJE9TZE1447399-55-597%
¥390.001g
105772-13-2 3,6-Dihydro-2H-pyran-4-carbonitrile 3,6-二氢-2H-吡喃-4-甲腈
K0UFZRD9105772-13-297%
¥5490.005g
68555-63-5 2-Methyl-4-oxo-4H-pyran-3-yl propionate 2-甲基-4-氧代-4H-吡喃-3-丙酸酯
K9J6MSO368555-63-597%
¥120.005g
70254-61-4 2-Hydroxy-6-methyl-4H-pyran-4-one 2-羟基-6-甲基-4H-吡喃-4-酮
K8XXPBPC70254-61-495%
¥670.00100mg
496-64-0 3-Hydroxy-2H-pyran-2-one 3-羟基-2-吡喃酮
K6PMC8P8496-64-097%
¥201.0025mg
106950-13-4 6-Ethyl-4-methoxy-2-pyranone 6-乙基-4-甲氧基-2H-吡喃-2-酮
KDH4QK69106950-13-497%
¥4352.005g
4454-05-1 3,4-Dihydro-2-methoxy-2H-pyran 3,4-二氢-2-甲氧基-2H-吡喃
K1JHPLXY4454-05-199%
¥800.00500g
3749-36-8 3,4-Dihydro-2H-pyran-2-methanol 2-羟甲基-3,4-二氢吡喃
K4BXW2233749-36-898%
¥2118.0025g
672-89-9 4-Methoxy-6-methyl-2H-pyran-2-one 4-甲氧基-6-甲基-2-吡喃酮
KJQ3VIOP672-89-998%
¥160.001g
32619-42-4 Methyl (2S,4S,E)-4-(2-(3,4-dihydroxyphenethoxy)-2-oxoethyl)-3-ethylidene-2-(((2S,3R,4S,5S,6R)-3,4,5-trihydroxy-6-(hydroxymethyl)tetrahydro-2H-pyran-2-yl)oxy)-3,4-dihydro-2H-pyran-5-carboxylate (2S,4S,E)-4-(2-(3,4-二羟基苯乙氧基)-2-氧代乙基)-3-亚乙基-2-(((2S,3R,4S,5S,6R)-3,4,5-三羟基-6-(羟甲基)四氢-2H-吡喃-2-基)氧基)-3,4-二氢-2H-吡喃-5-羧酸甲酯
KYE6ZXW132619-42-498%
¥594.0025mg
79725-98-7 Pentadecyl 4-oxo-6-((palmitoyloxy)methyl)-4H-pyran-3-carboxylate 4-氧代-6-((十六烷基酰氧基)甲基)-4H-吡喃-3-羧酸十五烷基酯
KGIX3E9279725-98-797%
¥72.005g
119736-16-2 3-(Benzyloxy)-4-oxo-4H-pyran-2-carboxylic acid 3-(苄氧基)-4-氧代-4H-吡喃-2-羧酸
KETWE5TM119736-16-295%
¥1796.00100g
786684-00-2 2-[(Tetrahydro-2H-pyran-4-yl)amino]ethanol 2-[(四氢-2H-吡喃-4-基)氨基]乙醇
KQ966V4O786684-00-295%
¥648.0050mg
80279-50-1 Pyrylium tetrafluoroborate 吡喃鎓四氟硼酸盐
KAJ7YB8580279-50-197%
¥1980.0050mg
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