Product chemical structure
Name: methyl-beta-cyclodextrin
Other name : methyl-β-cyclodextrin
CAS: 128446-36-6
Abbreviation: MEBCD
Molecular formula : C42H70-nO35·(CH3)n
Molecular weight: 1135 + n•(14.0)
Standard : enterprise standard
Package: 500g/bag,1kg/bag, 10kg/drum or customized
Use : medical chemical other industries
Description
Appearance
white powder, insipid, innocent
Qualify
Assay
≥98%
99.6%
Degree of Substitution
11.2-13.3
13.0
Molar of substitution
1.6-1.9
1.8
Loss on Drying
≤5.0%
3.9%
Optical density of a 10%solution (220-350nm)
≤1.0
Qualify
Optical density of a 10%solution (350-600nm)
≤0.1
Qualify
Chloride
≤0.2%
≤0.05%
Unsubstituted cyclodextrin
≤0.3%
Absent
Residue on Ignition
≤0.5%
0.39%
Heavy Metal (as pd)
≤0.0001%
<0.0001%
Arsenic salt (AS)
≤0.0005%
<0.0005%
Specific rotation
154º-165º
156.2º
Solubility in water(25℃)
>750g/L
Qualify
TAMC(cfu/g)
≤1000
10
TYMC(cfu/g)
≤100
10
Salmonella/E. Coli (cfu/g)
Absent
Absent
Other name : methyl-β-cyclodextrin
CAS: 128446-36-6
Abbreviation: MEBCD
Molecular formula : C42H70-nO35·(CH3)n
Molecular weight: 1135 + n•(14.0)
Standard : enterprise standard
Package: 500g/bag,1kg/bag, 10kg/drum or customized
Use : medical chemical other industries
Description
Appearance
white powder, insipid, innocent
Qualify
Assay
≥98%
99.6%
Degree of Substitution
11.2-13.3
13.0
Molar of substitution
1.6-1.9
1.8
Loss on Drying
≤5.0%
3.9%
Optical density of a 10%solution (220-350nm)
≤1.0
Qualify
Optical density of a 10%solution (350-600nm)
≤0.1
Qualify
Chloride
≤0.2%
≤0.05%
Unsubstituted cyclodextrin
≤0.3%
Absent
Residue on Ignition
≤0.5%
0.39%
Heavy Metal (as pd)
≤0.0001%
<0.0001%
Arsenic salt (AS)
≤0.0005%
<0.0005%
Specific rotation
154º-165º
156.2º
Solubility in water(25℃)
>750g/L
Qualify
TAMC(cfu/g)
≤1000
10
TYMC(cfu/g)
≤100
10
Salmonella/E. Coli (cfu/g)
Absent
Absent
Certificate
- DMF
- ISO
Main Products
Hydroxypropyl-Gamma-Cyclodextrin,