Merck
CN

1154569

USP

β-环糊精

United States Pharmacopeia (USP) Reference Standard

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别名:
Schardinger β-Dextrin, 环七淀粉, 环糊精, 环麦芽七糖
经验公式(希尔记法):
C42H70O35
CAS号:
分子量:
1134.98
Beilstein:
78623
MDL编号:
PubChem化学物质编号:
NACRES:
NA.24

生物来源

plant

等级

pharmaceutical primary standard

旋光性

[α]20/D +162±3°, c = 1.5% in H2O

分析物化学类别

oligosaccharides

manufacturer/tradename

USP

mp

290-300 °C (dec.) (lit.)

application(s)

cleaning products
cosmetics
food and beverages
personal care
pharmaceutical (small molecule)

格式

neat

储存温度

2-8°C

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]8[C@H](O)[C@@H](O)[C@H](O[C@@H]8CO)O[C@H]1[C@H](O)[C@H]2O

InChI

1S/C42H70O35/c43-1-8-29-15(50)22(57)36(64-8)72-30-9(2-44)66-38(24(59)17(30)52)74-32-11(4-46)68-40(26(61)19(32)54)76-34-13(6-48)70-42(28(63)21(34)56)77-35-14(7-49)69-41(27(62)20(35)55)75-33-12(5-47)67-39(25(60)18(33)53)73-31-10(3-45)65-37(71-29)23(58)16(31)51/h8-63H,1-7H2/t8-,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-,37-,38-,39-,40-,41-,42-/m1/s1

InChI key

WHGYBXFWUBPSRW-FOUAGVGXSA-N

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一般描述

Betadex is a nonreducing cyclic compound composed of seven alpha-(1–4) linked d-glucopyranosyl units.

应用

Beta Cyclodextrin USP reference standard suitable for use in specified USP compendial quality tests and assays.

Also used to prepare standard and system suitability solution for the assay and impurity analysis by using liquid chromatography coupled with Refractive index detector according to the below monographs of United States Pharmacopeia (USP) :

  • Betadex
  • Alfadex

分析说明

These products are for test and assay use only. They are not meant for administration to humans or animals and cannot be used to diagnose, treat, or cure diseases of any kind.  ​

其他说明

USP issued SDS can be found here.
Sales restrictions may apply.

相关产品

储存分类代码

11 - Combustible Solids

WGK

WGK 1

闪点(°F)

Not applicable

闪点(°C)

Not applicable


分析证书(COA)

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货号
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705578-5MG-PW

PL860-CGA/SHF-1EA

MMYOMAG-74K-13

1000309185

输入内容 1.000309185)

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Alfadex
United States Pharmacopeia and National Formulary
United States Pharmacopeia, 34(1) (2020)
Betadex
United States Pharmacopeia and National Formulary
United States Pharmacopeia, 31(1) (2020)
H Chen et al.
Se pu = Chinese journal of chromatography, 17(6), 533-538 (2003-01-30)
A review of beta-cyclodextrin bonded stationary phases in chiral liquid chromatography is given, focusing on design and synthesis of beta-cyclodextrin bonded chiral stationary phases. Fifty-three references are presented in this paper.
Nuclear magnetic resonance methods for high molecular weight proteins: a study involving a complex of maltose binding protein and beta-cyclodextrin.
L E Kay
Methods in enzymology, 339, 174-203 (2001-07-21)
Omair Aleem et al.
Journal of pharmaceutical and biomedical analysis, 47(3), 535-540 (2008-03-28)
The solid-state properties, dissolution profile and antimicrobial activity of inclusion complexes of cefdinir (CEF) with beta-cyclodextrin (betaCD) and hydroxypropyl beta-cyclodextrin (HPbetaCD) were investigated. The phase solubility profiles of cefdinir with betaCD and HPbetaCD were classified as A(L)-type, which indicates the

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