CAS 24916-90-3 | Dexamethasone 9,11-epoxide
Name: Dexamethasone 9,11-epoxide
CAS number: 24916-90-3
Molecular formula: C22H28O5
Molecular weight: 372.45
EINECS number: 246-529-2
MDL No.：MFCD07782140
Product infomation:
Appearance: White to pale yellow crystalline powder
Purity (Commercial): ≥98%
Melting Point: 210–220°C
Storage: Sealed, dry, 2–8°C
Application:
Intermediate of Betamethasone.
| Market Applications |
• Pharmaceutical API Synthesis: intermediate for manufacturing dexamethasone • Impurity Standard: EP/BP/USP reference standard (Dexamethasone EP Impurity D) |
| Downstream Products |
• Dexamethasone Base/Acetate/Phosphate: APIs for anti-inflammatory, immunosuppressant drugs • Impurity Standards: Certified reference materials (CRMs) for HPLC/GC testing • Finished Pharmaceuticals: - Oral tablets, injections, eye/ear drops - Topical creams/ointments - Inhalers, nasal sprays • Intermediate Derivatives: Other steroid intermediates |
Synonyms:
16a-MethylEpoxide
16-beta Methyl Epoxide
16α-Methyl epoxide(8-DM)
Desoximetasone Impurity D
Dexamethasone EP Impurity D
(4aS,4bS,5aS,6aS,7R,8R,9aS,9bS) 5-(2,3-dichlorophenyl)azo-4,6-dimethyl-2-pyrimidinamine
17,21-dihydroxy-16-methyl-9,11-epoxypregna-1,4-diene-3,20-dione
9β,11β-epoxy-17,21-dihydroxy-16α-methylpregna-1,4-diene-3,20-dione
(9b,11b,16a)-9,11-epoxy-17,21-dihydroxy-16-methyl-pregna-1,4-diene-3,20-dione
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