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Pharma grade cyclodextrins
Research grade cyclodextrins
Analytical standards
Sugammadex related impurities (analytical standards)
Anionic cyclodextrins
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QD
(2-Hydroxypropyl)-beta-cyclodextrin (DS~4.5) secondary standard
(CODE: -)
Price:
€ 115.76 / g
Abbreviation:
HPBCD WS
CAS Number:
128446-35-5
Product Number:
-
Cyclodextrin type:
Randomly substituted, non-ionic
Quality:
Analytical standard grade
for
115.76
EUR
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from 1 g
0%
€ 115.76 / g
Complies with EP and USP Pharmacopoeia requirements.
Chemical and Physical Description
Average Molecular Formula
C
42
H
70-n
O
35
· (C
3
H
7
O)
n
Average Formula Weight
1135.0 + n·(58.1)
Possible impurities
Propylene glycol, beta-cyclodextrin, hydroxypropylated linear dextrins
Solubility
(in 100 cm
3
solvent, at 25 °C)
Water: > 33 g
Methanol: > 33 g
DMF: > 33 g
Specification
Test
Method
Range
Appearance
Visual
white or almost white, amorphous or crystalline powder
Identification A
IR EP 2.2.24, USP<197K)
complies with reference standard
Identification B
Appearance of solution,
EP 2.2.1, EP 2.2.2 Method II and as in USP monograph
1 g dissolved in 2 mL of water with heating is clear and colorless and remains so after cooling
Conductivity (25 °C, 1% solution in water)
EP 2.2.38
max. 200 µS/cm
Related substances
residual BCD
propylene glycol
total other impurities
HPLC EP 2.2.29, USP<621>
GC EP 2.2.28, USP<621>
HPLC EP 2.2.29, USP<621>
max. 1.5%
max. 2.5%
max. 1.0%
Heavy metals
EP 2.4.8
max. 20 ppm
Elemental impurities
USP<231>
Cadmium NMT 0.2 µg/g
Lead NMT 0.5 µg/g
Arsenic NMT 1.5 µg/g
Mercury NMT 0.3 µg/g
Average Degree of Substitution (n)
NMR EP 2.2.33, USP<761>
2.8 - 10.5 (molar substitution: 0.4 - 1.5)
Loss on drying
EP 2.2.32, USP<731>
max. 10.0%
Storage:
at room temperature, in tightly closed container.
MSDS Downloads
MSDS_CY_2005_HPBCDv2.4
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(2-Hydroxypropyl)-beta-cyclodextrin (DS~4.5)
(CODE: 27)
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Beta-cyclodextrin secondary standard
(CODE: -)
Price:
€ 115.76 / g
Quality:
Analytical standard grade
for
115.76
EUR
Add to basket
Details
(2-Hydroxypropyl)-gamma-cyclodextrin primary standard
(CODE: -)
Price:
€ 173.65 / g
Quality:
Analytical standard grade
for
173.65
EUR
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Details