(2-Hydroxypropyl)-alpha-cyclodextrin (DS~4.5)

(CODE: CY-1005.2)

Price: € 4.69 / g

Abbreviation: HPACD

CAS Number: 99241-24-4

Product Number: CY-1005.2

Cyclodextrin type: Randomly substituted, non-ionic

Quality: Fine chemical grade

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Discount

Volume	Volume Discount	Price
from 1 g	0%	€ 4.69 / g
from 50 g	13%	€ 4.07 / g
from 100 g	26%	€ 3.47 / g

Chemical and Physical Description

Average Molecular Formula	C₃₆H_60-nO₃₀ · (C₃H₇O)_n
Average Formula Weight	972.9 + n·(58.1)
Possible impurities	Alpha-cyclodextrin, propylene glycol, hydroxypropylated linear dextrins
Solubility (in 100 cm³solvent, at 25 °C)	Water: ~ 50 g Methanol: ~ 5 g (opalescent) Chloroform: < 1 g

Specification

Test	Method	Range
Appearance	Visual	white to slight yellow powder
Average Degree of Substitution (n)	NMR (EP 2.2.33)	3.0 – 5.4
Purity	Calculated (on dry substance)	> 95%
Residual ACD	HPLC (EP 2.2.29)	< 2.0%
Conductivity (25 °C, 1% solution in water)	Conductometry (EP 2.2.38)	max. 200 μS/cm
Loss on drying	EP 2.2.32	< 10%

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

Storage: at room temperature, in tightly closed container.

MSDS Downloads

CY1005-HPACD