Ugrás a tartalomra
Merck

H0513

Sigma-Aldrich

Heptakis(2,6-di-O-methyl)-β-cyclodextrin

Szinonimák:

DM-β-CD, DM‐β‐CyD, heptakis-(2,6-O-Dimethyl)-β-cyclodextrin, 2,6-Di-O-methyl-β-cyclodextrin, Dimethyl β-cyclodextrin

Bejelentkezésa Szervezeti és Szerződéses árazás megtekintéséhez


About This Item

Tapasztalati képlet (Hill-képlet):
C56H98O35
CAS-szám:
Molekulatömeg:
1331.36
Beilstein:
1679144
MDL-szám:
UNSPSC kód:
12352005
PubChem Substance ID:
NACRES:
NA.22

biológiai forrás

synthetic

Minőségi szint

Forma

powder

SMILES string

COC[C@H]1O[C@@H]2O[C@H]3[C@H](O)[C@@H](OC)[C@H](O[C@@H]3COC)O[C@H]4[C@H](O)[C@@H](OC)[C@H](O[C@@H]4COC)O[C@H]5[C@H](O)[C@@H](OC)[C@H](O[C@@H]5COC)O[C@H]6[C@H](O)[C@@H](OC)[C@H](O[C@@H]6COC)O[C@H]7[C@H](O)[C@@H](OC)[C@H](O[C@@H]7COC)O[C@H]8[C@H](O)[C@@H](OC)[C@H](O[C@@H]8COC)O[C@H]1[C@H](O)[C@H]2OC

InChI

1S/C56H98O35/c1-64-15-22-36-29(57)43(71-8)50(78-22)86-37-23(16-65-2)80-52(45(73-10)30(37)58)88-39-25(18-67-4)82-54(47(75-12)32(39)60)90-41-27(20-69-6)84-56(49(77-14)34(41)62)91-42-28(21-70-7)83-55(48(76-13)35(42)63)89-40-26(19-68-5)81-53(46(74-11)33(40)61)87-38-24(17-66-3)79-51(85-36)44(72-9)31(38)59/h22-63H,15-21H2,1-14H3/t22-,23-,24-,25-,26-,27-,28-,29+,30+,31+,32+,33+,34+,35+,36-,37-,38-,39-,40-,41-,42-,43-,44-,45-,46-,47-,48-,49-,50-,51-,52-,53-,54-,55-,56-/m1/s1

Nemzetközi kémiai azonosító kulcs

QGKBSGBYSPTPKJ-UZMKXNTCSA-N

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Általános leírás

Heptakis(2,6-di-O-methyl)-β-cyclodextrin is a hydrophilic derivative of cyclodextrin that possesses the ability to effectively dissolve lipophilic drugs like steroid hormones, vitamins A, E, and K, etc. It can be utilized to increase the dissolution and bioavailability of weakly water-soluble pharmaceutical compounds.

Alkalmazás

Heptakis(2,6-di-O-methyl)-β-cyclodextrin may be used:
  • To measure the equilibrium constant of its complexes with various enantiomeric pairs of chiral nitroxides by electron paramagnetic resonance (EPR) spectroscopy.
  • To study the crystal structure of its complex with n-butyl acrylate and isobornyl acrylate using X-ray diffraction (XRD).
  • As a chiral selector to resolve amphetamine related drugs by capillary zone electrophoresis.

Reactant involved in:
  • Physicochemical studies of inclusion complexes
  • Probing diffusion and single molecule interactions with reconstituted membrane proteins
  • Interactions with micelles causing micellar rupture
  • Studying cellular transport, used as a cell penetration enhancer
  • Physicochemical and biopharmaceutical improvement of drugs particularly with solubilization and stability
  • Interactions with cholesterol

Minőség

Impurities are over-methylated homologs, primarily hexakis(2,6-di-O-methyl)-(2,3,6-tri-O-methyl)-β-cyclodextrin.

Tárolási osztály kódja

11 - Combustible Solids

WGK

WGK 3

Lobbanási pont (F)

Not applicable

Lobbanási pont (C)

Not applicable

Egyéni védőeszköz

Eyeshields, Gloves, type N95 (US)


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Paola Franchi et al.
Journal of the American Chemical Society, 126(13), 4343-4354 (2004-04-01)
EPR spectroscopy has been employed to investigate the formation of complexes between heptakis-(2,6-O-dimethyl)-beta-cyclodextrin (DM-beta-CD) and different enantiomeric pairs of chiral nitroxides of general structure PhCH2NO.CH(R)R'. Accurate equilibrium measurements of the concentrations of free and included radicals afforded the binding constant
Enantiomeric separation of amphetamine related drugs by capillary zone electrophoresis using native and derivatized beta-cyclodextrin as chiral additives
Cladrowa-Runge S, et al.
Journal of Chromatography A, 710(2), 339-345 (1995)
Fei Liu et al.
Chemical & pharmaceutical bulletin, 60(12), 1479-1486 (2012-12-05)
Thienorphine hydrochloride (ThH) is a highly insoluble and readily metabolized partial-opioid agonist. It is used for the treatment of pain and heroin addiction. This study aimed to formulate and evaluate sublingual delivery systems containing ThH. Dimethyl-β-cyclodextrin (DM-β-CD) can enhance the
Zhan Yu et al.
Journal of mass spectrometry : JMS, 45(4), 444-450 (2010-03-23)
Oleanolic acid (OA) and ursolic acid (UA) are isomeric triterpenoid compounds with similar pharmaceutical properties. Usually, modern chromatographic and electrophoretic methods are widely utilized to differentiate these two compounds. Compared with mass spectrometric (MS) methods, these modern separation methods are
F Karamustafa et al.
Die Pharmazie, 64(2), 98-103 (2009-03-27)
The transport of alendronate through Caco-2 monolayers in the absence and presence of absorption enhancers (sodium taurocholate-STC and dimethyl-beta-cyclodextrin-DM-beta-CD) was studied. The viability of Caco-2 cells was determined by MTT assay. The effects of the experiment period and serum existence

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