Heptakis(2,3,6-tri-O-methyl)-b-cyclodextrin
Heptakis(2,3,6-tri-O-methyl)-b-cyclodextrin structure
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Common Name | Heptakis(2,3,6-tri-O-methyl)-b-cyclodextrin | ||
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| CAS Number | 55216-11-0 | Molecular Weight | 1429.542 | |
| Density | 1.3±0.1 g/cm3 | Boiling Point | 1108.3±65.0 °C at 760 mmHg | |
| Molecular Formula | C63H112O35 | Melting Point | 170-178ºC(lit.) | |
| MSDS | Chinese USA | Flash Point | 324.6±34.2 °C | |
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Application of dual cyclodextrin systems in capillary electrophoresis enantioseparations.
Methods Mol. Biol. 970 , 289-95, (2013) The enantioseparation of acidic and neutral compounds can be successfully achieved in capillary electrophoresis (CE) using dual cyclodextrin (CD) systems. This chapter describes how to separate the enantiomers of acidic or neutral substances using dual CD sys... |
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Enantiomeric separation of acidic compounds by nano-liquid chromatography with methylated-beta-cyclodextrin as a mobile phase additive.
J. Sep. Sci. 32(10) , 1696-703, (2009) Some racemic nonsteroidal anti-inflammatory drugs, namely naproxen, indoprofen, ketoprofen, flurbiprofen, carprofen, cicloprofen, flunoxaprofen and suprofen were separated into their enantiomers by nano-LC. Chiral recognition was achieved adding to the mobile... |
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Enantiomeric separation of cis-bifenthrin by CD-MEKC: quantitative analysis in a commercial insecticide formulation.
Electrophoresis 31(9) , 1533-9, (2010) The first CE method enabling the enantiomeric separation of the synthetic pyrethroid cis-bifenthrin (BF) was developed in this work. CD-MEKC was the CE mode employed for this purpose. The influence of several experimental parameters such as temperature, volta... |
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Low-frequency vibrational spectrum of water around cyclodextrin and its methyl-substituted derivatives.
Langmuir 26(17) , 14097-102, (2010) Atomistic molecular dynamics (MD) simulations have been carried out to study the low-frequency intermolecular vibrational spectrum of water present in the surrounding hydration layers and inside the cavities of beta-cyclodextrin (BCD) and its di- and trimethy... |
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Inclusion compounds of plant growth regulators in cyclodextrins. V. 4-Chlorophenoxyacetic acid encapsulated in beta-cyclodextrin and heptakis(2,3,6-tri-O-methyl)-beta-cyclodextrin.
Acta Crystallogr. B 61(Pt 2) , 207-17, (2005) The crystal structures of 4-chlorophenoxyacetic acid (4CPA) included in beta-cyclodextrin (beta-CD) and heptakis(2,3,6-tri-O-methyl)-beta-cyclodextrin (TMbetaCD) have been studied by X-ray diffraction. The 4CPA/beta-CD complex crystallizes as a head-to-head d... |
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pH-dependence of complexion constants and complex mobility in capillary electrophoresis separations of dipeptide enantiomers.
Electrophoresis 22(15) , 3163-70, (2001) The chiral separation of the LL- and DD-enantiomers of the dipeptides Ala-Tyr, Phe-Phe, and Asp-PheOMe has been investigated at pH 2.5 and pH 3.5 using beta-cyclodextrin (beta-CD), heptakis-(2,6-di-O-methyl)-beta-cyclodextrin, and heptakis-(2,3,6-tri-O-methyl... |
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Separation and quantitation of the four stereoisomers of itraconazole in pharmaceutical formulations by electrokinetic chromatography.
Electrophoresis 27(4) , 887-95, (2006) The four stereoisomers of itraconazole were resolved for the first time by EKC using a CD as chiral selector. A study on the enantiomeric separation ability of different neutral CDs was carried out. Heptakis-2,3,6-tri-O-methyl-beta-CD was shown to provide the... |
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A highly sensitive method for the analysis of nitrite ions by capillary zone electrophoresis using water-soluble aminophenylporphyrin derivative as chromogenic reagent.
Electrophoresis 21(12) , 2384-9, (2000) The water soluble 5-p-aminophenyl)-10,15,20-tris(p-sulfonatophenyl) porphyrin, 4, acts as an extremely efficient chromogenic reagent for the detection of very low amounts of nitrites. The amino group of porphyrin 4 reacts smoothly with nitrite in acidic condi... |
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Enantiomeric separation of gemfibrozil chiral analogues by capillary electrophoresis with heptakis(2,3,6-tri-O-methyl)-beta-cyclodextrin as chiral selector.
J. Chromatogr. A. 1088(1-2) , 110-20, (2005) The enantiomeric separation of gemfibrozil chiral analogues was performed by capillary zone electrophoresis (CZE). Resolution of the enantiomers was achieved using heptakis(2,3,6-tri-O-methyl)-beta-cyclodextrin (TM-beta-CD) as chiral selector dissolved into a... |
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Structure of the inclusion complexes of heptakis(2,3,6-tri-O-methyl)-beta-cyclodextrin with indole-3-butyric acid and 2,4-dichlorophenoxyacetic acid.
Carbohydr. Res. 339(2) , 233-40, (2004) The crystal structures of the complexes of heptakis(2,3,6-tri-O-methyl)-beta-cyclodextrin with indole-3-butyric acid and with 2,4-dichlorophenoxyacetic acid were studied by X-ray diffraction. The complexes crystallize in the monoclinic P2(1) space group. The ... |