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CAS RN: 83-43-2 | Product Number: M1665


Purity: >98.0%(HPLC)
  • 11β,17α,21-Trihydroxy-6α-methylpregna-1,4-diene-3,20-dione
  • Medrol
≥20  17  
8   1  

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Product Number M1665
Purity / Analysis Method >98.0%(HPLC)
Molecular Formula / Molecular Weight C__2__2H__3__0O__5 = 374.48  
Physical State (20 deg.C) Solid
Condition to Avoid Light Sensitive,Air Sensitive
CAS RN 83-43-2
Reaxys Registry Number 2340300
PubChem Substance ID 87560014
Merck Index (14) 6111
MDL Number


Appearance White to Almost white powder to crystal
Purity(HPLC) min. 98.0 area%
Specific rotation [a]20/D +79.0 to +86.0 deg(C=1, Dioxane)
Properties (reference)
Melting Point 237 °C
Specific Rotation 82° (C=1,Dioxane)
Pictogram Pictogram
Signal Word Warning
Hazard Statements H361 : Suspected of damaging fertility or the unborn child.
Precautionary Statements P501 : Dispose of contents/ container to an approved waste disposal plant.
P202 : Do not handle until all safety precautions have been read and understood.
P201 : Obtain special instructions before use.
P280 : Wear protective gloves/ protective clothing/ eye protection/ face protection.
P308 + P313 : IF exposed or concerned: Get medical advice/ attention.
P405 : Store locked up.
Related Laws: / Compliance with laws, Regulations
RTECS# TU4146000
Transport Information:
Methylprednisolone (medrol): A Glucocorticosteroid with Potent Anti-Inflammatory Activities

6α-Methylprednisolone (medrol) is a classified as a glucocorticosteroid which cause profound and varied metabolic effects. In addition, they affect immune system. It is reported that medrol has a more potent anti-inflammatory effect than cortisone [C1317] and hydrocortisone [H0533]. Furthermore, medrol has far less effects of electrolyte as a glucocorticosteroid. (The product is for research purpose only.)


PubMed Literature

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