Description

Desoxymetasone 21-Acetate is a synthetic corticosteroid derivative, specifically an acetate ester of desoxymetasone. This compound is a critical intermediate in the synthesis of more complex steroid-based active pharmaceutical ingredients (APIs) and is valued for its role in pharmaceutical research and development. It is primarily required by pharmaceutical manufacturers, R&D laboratories, and fine chemical suppliers engaged in the production of anti-inflammatory and dermatological treatments.

Application

• Pharmaceutical Intermediate: A key building block in the synthesis of potent topical corticosteroids and other steroid-based APIs.
• Research & Development: Used in medicinal chemistry for structure-activity relationship (SAR) studies and the development of new anti-inflammatory agents.
• Reference Standard: Serves as a high-purity analytical standard for quality control and regulatory testing in pharmaceutical manufacturing.
• Fine Chemical Synthesis: Employed in custom synthesis and contract manufacturing of specialized steroid compounds.

Basic Information

Product Name	Desoxymetasone 21-Acetate
CAS No.	1597-78-0
Molecular Formula	C₂₄H₃₁FO₆
Molecular Weight	434.50 g/mol
Synonyms	9α-Fluoro-11β,21-dihydroxy-16α-methylpregna-1,4-diene-3,20-dione 21-acetate; 9α-Fluoro-16α-methylprednisolone 21-acetate; Desoximetasone 21-acetate; 21-Acetoxy-9α-fluoro-11β,21-dihydroxy-16α-methylpregna-1,4-diene-3,20-dione; 16α-Methyl-9α-fluoroprednisolone 21-acetate
EINECS	Contact for details

Quality Control

Our Desoxymetasone 21-Acetate is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing to ensure identity, purity, and consistency. We provide full traceability and support regulatory filings. Certificates of Analysis (COA) documenting compliance with agreed specifications are available for every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at controlled room temperature (15-25°C). Keep away from heat and incompatible materials.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥98.0%
Related Substances (HPLC)	Total impurities ≤2.0%
Loss on Drying	≤0.5%
Residue on Ignition	≤0.1%

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.