Sulfadoxine+Pyrimethamine
- CAS NO. : 2447-57-6+58-14-0
- CAT NO. : PH-API-7640
Physical State: Solid (mixture of crystalline powders)
Color/Appearance: White to off-white crystalline powders
Boiling Point: Decomposes before boiling
Melting Point:
Sulfadoxine: ~196–200 °C
Pyrimethamine: ~233–234 °C
Density: ~1.4–1.5 g/cm³ (approx.)
Solubility:
Sulfadoxine: Slightly soluble in water; soluble in alkaline solutions; freely soluble in acetone and alcohol
Pyrimethamine: Practically insoluble in water; soluble in alcohol, chloroform, and dilute acids
Storage Conditions: Store in a cool, dry place, protected from light and moisture; tightly closed container; recommended storage at 15–25 °C
Molecular Formula:
Sulfadoxine: C₁₂H₁₄N₄O₄S
Pyrimethamine: C₁₂H₁₃ClN₄
Molecular Weight:
Sulfadoxine: 310.33 g/mol
Pyrimethamine: 248.72 g/mol
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