Quercetin dihydrate
Molecular Structure:
MDL:
MFCD00149487
Molecular Formula:
C15H10O7·2H2O
Molecular Weight:
338.27
Alias:
栎精,槲黄素,槲皮黄素,橡精,栎皮黄素,栎精酸,楝精, 3,3',4',5,7-五羟基黄酮二水合物
2-(3,4-Dihydroxyphenyl)-3,5,7-trihydroxy-4H-1-benzopyran-4-one dihydrate
3,3′,4′,5,7-Pentahydroxyflavone dihydrate
Product order:
Name |
Specifications |
Packing |
Price |
Delivery |
Quercetin dihydrate |
分析标准品,≥98% (HPLC) |
20mg |
RMB 214.5 |
Consulting service |
Quercetin dihydrate |
97% |
250g |
RMB 1727 |
Consulting service |
Quercetin dihydrate |
98%+ |
25g |
RMB 280.5 |
Consulting service |
Quercetin dihydrate |
98%+ |
100g |
RMB 852.5 |
Consulting service |
Quercetin dihydrate |
98%+ |
500g |
RMB 2673 |
Consulting service |
Quercetin dihydrate |
97% |
10g |
RMB 115.5 |
Consulting service |
Quercetin dihydrate |
97% |
50g |
RMB 429 |
Consulting service |
Character:
黄色针状结晶或结晶性粉末。热至95-97℃变为无水物。312-314℃分解。1g溶于290ml无水乙醇、23ml沸乙醇,溶于冰乙酸,溶于碱液呈黄色,几乎不溶于水。醇溶液味苦。最大吸收波长(乙醇中)258、275nm(logε 2.75、2.75)。有毒,半数致死量(小鼠,经口)160mg/kg。
熔点:>300 °C
Quality Standard:
外观Appearance 白色至米黄色粉末
红外光谱鉴别Infrared spectrometry 符合
纯度Purity ≥97% (HPLC)
水分Water ≤15.0 %
Storage:
密封避光保存。
有机灵敏试剂,铝的荧光测定,铁、锡、锆的光度测定。生化试剂,线粒体腺苷三磷酸酯酶的抑制剂。医药。与表氯醇(3-氯-1,2-环氧丙烷)混合形成环氧树脂。