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泼尼松龙
中文通用 | :泼尼松龙 |
用途类型 | :甾体类激素 |
规格 | :BP2014/EP8 |
HS Code | :2937.2100.00 |
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化学性质
结构式 | : |
CAS | :50-24-8 |
分子式 | :C21H28O5 |
用途 | :主要用于过敏性与自身免疫性炎症性疾病,胶原性疾病,如风湿病、类风湿性关节炎、红斑狼疮、严重支气管哮喘、肾病综合症、血小板减少性紫癜、粒细胞减少症、急性淋巴性白血病、各种肾上腺皮质功能不足症、剥脱性皮炎、天疱疮、神经性皮炎、湿疹等。 |
技术参数
Items | Standard |
---|---|
Appearance | A white or almost white, crystalline powder |
Identification | IR:Conforms to the CRS spectrum TLC:The principal spot in the chromatogram obtained with the test solution is similar in position and size to the principal spot in the chromatogram obtained with reference solution |
Specifi rotation | +96º~+102º(Dioxane) |
Loss on drying | ≤1.0% Any individual impurity≤1.0% |
Chromatographic purity(by HPLC) | ≥0.5% impurity not more than one |
Assay(by UV) | Total impurities≤2.0% Contains 97.0% to 103.0% of C21H28O5 Calculated on anhydrous basis. |
Residual solvents | Methanol≤3000 Methylene≤600 Ethanol≤5000 |
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