779008
α-Cyclodextrin
Wacker Chemie AG, 98.0-101.0% cyclodextrin basis (HPLC)
Synonym(s):
Cavamax® W6 Pharma, alpha-Cyclodextrin, α-Schardinger dextrin, Cyclohexaamylose, Cyclomaltohexaose
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About This Item
Product Name
α-Cyclodextrin, Wacker Chemie AG, 98.0-101.0% cyclodextrin basis (HPLC)
InChI key
HFHDHCJBZVLPGP-RWMJIURBSA-N
InChI
1S/C36H60O30/c37-1-7-25-13(43)19(49)31(55-7)62-26-8(2-38)57-33(21(51)15(26)45)64-28-10(4-40)59-35(23(53)17(28)47)66-30-12(6-42)60-36(24(54)18(30)48)65-29-11(5-41)58-34(22(52)16(29)46)63-27-9(3-39)56-32(61-25)20(50)14(27)44/h7-54H,1-6H2/t7-,8-,9-,10-,11-,12-,13-,14-,15-,16-,17-,18-,19-,20-,21-,22-,23-,24-,25-,26-,27-,28-,29-,30-,31-,32-,33-,34-,35-,36-/m1/s1
SMILES string
OC[C@H]1O[C@@H]2O[C@H]3[C@H](O)[C@@H](O)[C@H](O[C@@H]3CO)O[C@H]4[C@H](O)[C@@H](O)[C@H](O[C@@H]4CO)O[C@H]5[C@H](O)[C@@H](O)[C@H](O[C@@H]5CO)O[C@H]6[C@H](O)[C@@H](O)[C@H](O[C@@H]6CO)O[C@H]7[C@H](O)[C@@H](O)[C@H](O[C@@H]7CO)O[C@H]1[C@H](O)[C@H]2O
assay
98.0-101.0% cyclodextrin basis (HPLC)
form
solid
optical activity
[α]/D 147.0 to 152.0° in H2O (USP)
manufacturer/tradename
Wacker Chemie AG
impurities
≤0.20% reducing substances
≤0.25% β- and γ-cyclodextrin (each)
≤0.5% related substances
≤20 ppm residual solvents
≤5 ppm heavy metals (USP)
ign. residue
≤0.10% (USP)
loss
≤10.0% loss on drying
pH
5.0-8.0 (1% in solution)
mp
>278 °C (dec.) (lit.)
absorption
≤0.05 at 350-750 nm in solution at 1%
≤0.10 at 230-250 nm in solution at 1%
suitability
positive for identity (Ph Eur)
functional group
ether
hydroxyl
Quality Level
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Related Categories
Application
- As a ligand in the complexation of nonionic surfactants and polyethylene glycols. α-cyclodextrin shows strong interaction with the surfactants that contains no benzene group.
- To protect linoleic acid from oxidation.
- In the synthesis of binuclear copper(II) complexes with cyclodextrins, which can be further used as a template for the preparation of copper nanoparticles incorporated on mesoporous silica.
Legal Information
Storage Class
11 - Combustible Solids
wgk
WGK 1
flash_point_f
Not applicable
flash_point_c
Not applicable
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