Specifications: over 98% Art NO. ACJ0003A
α-cyclodextrin parameters:
Items
|
Specifications
|
The number of glucose units
|
6
|
Molecular Weight
|
972
|
Solubility in water at room temperature(g/100ml)
|
14.5
|
Specific rotation [α]D25
|
150±0.5
|
Cavity diameter(Å)
|
4.7-5.3
|
Cylinder wall height (Å)
|
7.9±0.1
|
The diameter of the outer tube wall(Å)
|
14.6±0.4
|
Cavity volume(Å3)
|
174
|
total cavity volume of per mole of Molecule (ml)
|
104
|
Polymorphs (prepared in water)
|
hexagonal platelet
|
C1-C4-C4 angle
|
119.0
|
φ/φº
|
166/-169
|
O4---O4 distances(Å)
|
4.23
|
O2---O3 angle(Å)
|
3.00
|
water content in water crystalline(%)
|
10.2
|
40ºC diffusion constant
|
3443
|
hydrolysis of α-amylase
|
No
|
maximum speed of the Enzymatic hydrolysis(min-1)
|
5.8
|
Relative dielectric constant
|
47.5
|
25ºC Pk
|
12.3312
|
partial molar volume in Solution(ml/mol)
|
611.4
|
Packing: 500 grams/bag,1 kg/bag,2 kg/ bag,10 kg/barrel