1154569

Beta Cyclodextrin

United States Pharmacopeia (USP) Reference Standard

• Synonym(s): β-Cyclodextrin, Caraway, Cycloheptaamylose, Cyclomaltoheptaose, Schardinger β-Dextrin
• Empirical Formula (Hill Notation): C₄₂H₇₀O₃₅
• CAS Number: 7585-39-9
• Molecular Weight: 1134.98
• UNSPSC Code: 41116107
• NACRES: NA.24
• PubChem Substance ID: 329749476
• MDL number: MFCD00078139
• Beilstein/REAXYS Number: 78623

Properties

• biological source: plant
• grade: pharmaceutical primary standard
• agency: USP
• optical activity: [α]20/D +162±3°, c = 1.5% in H₂O
• analyte chemical class(es): oligosaccharides
• manufacturer/tradename: USP
• mp: 290-300 °C (dec.) (lit.)
• application(s): cleaning products; cosmetics; food and beverages; personal care; pharmaceutical; pharmaceutical (small molecule)
• format: neat
• storage temp.: 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

Description

General description

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

Find answers to frequently asked questions on USP products in USP FAQs.

Application

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

Analysis Note

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.  ​

Other Notes

Sales restrictions may apply.

USP issued SDS can be found here.

Safety Information

• Storage Class: 11 - Combustible Solids
• WGK: WGK 1
• Flash Point (°F): Not applicable
• Flash Point (°C): Not applicable