Hungary
Heptakis(2,6-di-O-methyl)-beta-cyclodextrin CAS NO.51166-71-3
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- Product Details
Keywords
- DIMEB
- methyl cyclodextrin
- cyclodextrin
Quick Details
- ProName: Heptakis(2,6-di-O-methyl)-beta-cyclode...
- CasNo: 51166-71-3
- Molecular Formula: C42H70-nO35 · (CH3)n
- Application: formulation development, pharma, cosme...
- ProductionCapacity: Metric Ton/Day
- Purity: >95%
- LimitNum: 0 Metric Ton
Superiority
Test
| Method | Result | |
| Appearance | Visual | white or slightly yellow crystalline powder |
| Identification | HPLC (EP 2.2.29) | conform to reference |
| Appearance of 30 m/V% aqueous solution | EP 2.2.1, EP 2.2.2 | clear solution |
| Conductivity (25 °C; 1% solution in water) | Conductometry (EP 2.2.38) | max. 200 μS/cm |
| Isomer purity | HPLC (EP 2.2.29) | 35-55% |
| Methylated beta-cyclodextrins | Calculated | min. 95 % (on dry basis) |
| Average Degree of Substitution (n) | NMR (EP 2.2.33) | 12.0 - 16.0 |
| Residual BCD content | TLC (EP 2.2.27) | max. 0.5% |
| pH (1% aqueous solution) | Potentiometry (EP 2.2.3) | 4.0 - 8.0 |
| Light absorbing impurities | UV-Vis (EP 2.2.25) |
A230 - A350: max. 0.10 A350 - A720: max. 0.01 |
| Loss on drying | EP 2.2.32 | max. 5.0% |