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10 Gram |
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Medrol Medrone Methylprednisolone
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English name: Methylprednisolone
Molecular Formula:C22H30O5
Molecular Weight:374.4706
CAS Registry Number:83-43-2
EINECS:201-476-4
Quality:BP/CP
Density:1.28g/cm3
Melting point:228-237°C (dec.)
Boiling point:571.8°C at 760 mmHg
Refractive index:1.602
Flash point:313.7°C
Vapour Pressur:1.86E-15mmHg at 25°C
Methylprednisolone is a synthetic glucocorticoid or corticosteroid drug. It is marketed in the USA and Canada under the brand names Medrol and SoluMedrol.It is also available as a generic drug.It is a variant of prednisolone, methylated at carbon 6 of the B ring.
Specification
Items | Specifications | Results |
Appearance | White to practically white crystalline powder | White crystalline powder |
Melting | 240°C | 239°C |
Identification | A:IR | Complies |
B:UV | Complies | |
C: Positive reaction | Complies | |
Solubility | Practically insoluble in water sparingly soluble in alcohol, in dioxane, and in methanol; slightly soluble in acetone and in chloroform; very slightly soluble in ether | Complies |
Specific rotation | +79o~+86o | +82.7o |
Loss on drying | ≤1.0% | 0.10% |
Residue on ignition | ≤0.2% | 0.03% |
Chromatographic purity | A: Individual impurity ≤1.0% | 0.40% |
B: Total impurities≤2.0% | 1.10% | |
Assay | 97.0~103.0% | 99.80% |
Conclusion | The results conforms to the USP34 |
Function:
1. Like most adrenocortical steroids, methylprednisolone is typically used for its anti-inflammatory effects;
2. Methylprednisolone is also prescribed for nonpenetrating spinal cord injuries;
3. Common uses include arthritis therapy and short-term treatment of bronchial inflammation or acute bronchitis due to various respiratory diseases;
4. Methylprednisolone can also used for vestibular neuritis;
5.Methylprednisolone irreversibly binds with glucocorticoid receptors (GR) alpha and beta for which they have a high affinity.
Application:
1-Applied in pharmaceutical field, It is used both in the treatment of acute periods and long-term management of autoimmune diseases, most notably systemic lupus erythematosus;
2-It is also used as a treatment for multiple sclerosis.
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