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- 技术资料
- 现货状态:
部分现货
- 产品用途:
随机取代的环糊精
- 曾用名:
RAMEB
- 批准文号:
N/A
- 供应商:
罗辅医药科技(上海)有限公司
- 库存:
克/公斤
- 英文名:
Methyl-beta-cyclodextrin
- 保质期:
见COA
CHEMICAL AND PHYSICAL DESCRIPTION
SPECIFICATION
Comments: only for reagent and laboratory purposes, not for human use.
Storage: at room temperature, in tightly closed container.
| Average Molecular Formula | C42H70-nO35 · (CH3)n |
| Average Formula Weight | 1135.0 + n·(14.0) |
| Possible impurities | Beta-cyclodextrin |
| Solubility (in 100 cm3 solvent, at 25 °C) |
Water: >50 g Methanol: >50 g Chloroform: ~ 2 g |
SPECIFICATION
| Test | Method | Range |
| Appearance | Visual | white to slight yellow powder |
| Average Degree of Substitution (n) | NMR (EP 2.2.33) | 10.0 - 14.0 |
| Purity | Calculated (on dry substance) |
> 95% |
| Residual BCD | TLC (EP 2.2.27) | < 0.2% |
| Conductivity (25 °C, 1% solution in water) | Conductometry (EP 2.2.38) | < 400 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.
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甲基-β-环糊精
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