Octakis(6-deoxy-6-bromo)-gamma-cyclodextrin

(CODE: 52)

Abbreviation: perBrGCD, OBrGCD

CAS Number: 53784-84-2

Product Number: 52

Cyclodextrin type: Single isomer, neutral

Quality: Research grade

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Chemical and Physical Description

Molecular Formula	C₄₈H₇₂O₃₂Br₈
Formula Weight	1800.3
Possible impurities	Gamma-cyclodextrin, over- and underbrominated gamma-cyclodextrins, triphenylphosphine related substances, N-bromosuccinimide related substances, DMF, methanol, sodium bromide
Solubility (in 100 cm³ solvent, at 25 °C)	DMF: soluble Methanol: not soluble Water: not soluble

Specification

Test	Method	Range
Appearance	Visual	white to slight yellow powder
Identification	NMR (EP 2.2.33)	conforms to theoretical structure
Purity	Calculated (on dry substance)	> 90%
CD-related impurities	HPLC (EP 2.2.29)	< 5%
Residual GCD content	TLC (EP 2.2.27)	< 0.5%
Residual solvents DMF Methanol	GC (EP 2.2.28)	< 2.0% < 1.0%
Sodium bromide content	CE (EP 2.2.47)	< 0.15%
Triphenylphosphine related substances content	HPLC (EP 2.2.29)	< 0.3%
N-Bromosuccinimide related substances content	CE (EP 2.2.47)	< 0.05%
Loss on drying	EP 2.2.32	< 5%

Comments: only for reagent and laboratory purposes, not for human use.

Storage: at room temperature, in tightly closed container.

MSDS Downloads

CY3061-OBrGCD