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产品详情
Product Description
| Product name | Betamethasone |
| Cas number | 378-44-9 |
| Molecular formula | C22H29FO5 |
| Molecular weight | 392.47 |
| Appearance | White or almost white crystalline powder |
| Assay | 97.0% - 103.0% |
| Solubility | Sparingly soluble in ethanol, very slightly soluble in methylene chloride, practically insoluble in water. |
| Specific Optical Rotation | +118º~ +126º（dried substance） |
| Loss on Drying | ≤ 0.5% |
| Related Substances | Maximum single impurity ≤ 1.0 % |
| Not more than one impurity | ≥0.5% |
| Total impurities | ≤ 2.0% |
Company Information
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