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Methylprednisolon 83-43-2 C22h30o5
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M'ethyl'predni'solone 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 p'redni'solone, methylated at carbon 6 of the B ring.
Product Name | Methyl Prednisolone | |
Shelf Life | 2 years | |
Specification | USP38 | |
Item | Specification | Result |
Character | White to almost white crystalline powder | Almost white crystalline powder |
Specific Optical Rotation | +79° to +86° | +83.6° |
Identification | (1)Complies by IR | Conforms |
(2)△E/E85≤3.0% | 0.4% | |
(3)Positive reaction | Positive | |
Test | Individual impurity not more than 1.0% | 0.26% |
Total impurities not more than 2.0% | 0.99% | |
Residue on ignition | Not more than 0.2% | 0.08% |
Loss on drying | Not more than 1.0% | 0.5% |
Residual solvent | Methnol not more than 3000ppm | 2ppm |
Ethanol not more than 5000ppm | 1327ppm | |
Acetone not more than 5000ppm | 1ppm | |
Ethyl Acetate nor more than 5000ppm | 2ppm | |
Assay | Contains 97.0% to 103.0% of C22H30O5 calculated on the dried basis | 99.8% |
Particle Size | It should be 90% below 20um | 13.22um |
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