| Message: | Purity 99% Prednisolone-21-acetate CAS 52-21-1
1. Name: Prednisolone-21-acetate
2. CAS No. 52-21-1
3. Appearance: White crystal powder
4. Purity: 99%
5. Effect: Synthetic corticosteroid; Metabolically interconvertible with prednisone.
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Product name Prednisolone-21-acetate
Appearance white crystalline powder Melting Point 240-244 °C
Molecular Formula C23H30O6 Molecular Weight 402.48
Cas No. 52-21-1 EINECS No. 200-134-1
Functions Synthetic corticosteroid; metabolically interconvertible with prednisone.
Applications Pharmaceutical
Package Aluminum foil bag inside + carton box outside;1kg/bag+25kg/drum
Storage Store in a cool and dry place, keep away from direct strong and heat.
Shelf Life Two years if sealed and store away from direct sun light.
COA:
Product name Prednisolone-21-acetate
Appearance White crystalline powder
Chromatographic purity Any individual impurity not more than 1.0% Total impurities not more than 2.0% 0.4% 1.2%
Loss on drying Not more than 0.5% 0.3%
Residue on ignition Not more than 0.2% 0.05%
Residual solvents Methanol¡Ü3000ppm Methylene Chloride¡Ü600ppm Chloroform¡Ü60ppm Tetrahydrofuran¡Ü720ppm 385ppm Not detect out Not detect out Not detect out
Assay Between 97.0% and 102.0% 98.8%
Micronixation 90% not more than 10 microns 90% not more than 10 aicrons
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