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Esculin hydrate

Cas:
531-75-9
Molecular Structure:
MDL:
--MFCD00149492
Molecular Formula:
C15H16O9·xH2O
Molecular Weight:
340.28
Alias:
七叶灵倍半水合物,七叶苷,6-(beta-D-吡喃葡糖氧基)-7-羟基-2H-1-苯并呋喃-2-酮 6,7-Dihydroxycoumarin 6-glucoside hydrate 6-(beta-D-Glucopyranosyloxy)-7-hydroxy-2H-1-benzopyran-2-one 7-Hydroxycoumarin-6-yl beta-D-Glucopyranoside Esculin Sesquihydrate
Product order:
Name Specifications Packing Price Delivery
Esculin hydrate 99% 100g RMB 2178 Consulting service
Esculin hydrate 99% 25g RMB 583 Consulting service
Esculin hydrate 99% 5g RMB 140.8 Consulting service
Character:
熔点:203-205℃
[α]20D : -79 ° (C=2.4, 50% Dioxane)
Quality Standard:
 
   外观Appearance                          白色至类白色粉末
红外光谱鉴别Infrared spectrometry       和对照匹配
纯度Purity                              ≥99.0% (HPLC)
纯度Purity                              98.5 - 101.5 % (中和滴定)  
比旋光度Specific rotation [a]20/D       -77.0°~ -81.0°(C=2.4, 50% Dioxane)
水分Water                                ≤10.5 % (Karl Fischer)
UV/Vis absorbance                       13.0 - 13.5
(EmM, 335-336 nm in EtOH, anhydrous basis) 
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