Dantrolene Sodium

Chemical name: 2,4-Imidazolidinedione, 1-[[[5-(4-nitrophenyl)-2-furanyl]methylene]amino]-, sodium salt, hydrate Molecular formula: C₁₄H₉N₄NaO₅·3.5H₂OMolecular weight: 399.29CAS: 24868-20-0Structural formula:

Specification:In-house specification (in accordance with USP)Appearance: Yellowish-orange to orange crystalline powder.Water: 14.5～17.0%Chloride: ≤0.02%Heavy Metal: ≤20ppmAssay: 98.0～102.0% of C₁₄H₉N₄NaO₅ on the dried basis.Impurity A: ≤0.15%Impurity B: ≤0.40%Impurity C: ≤0.15%Any individual unspecified impurity: ≤0.10%Total impurities: ≤0.60%Packing size: 20Kg/drumIndications: For spasmodic hypertonia left by upper motor neuron injury caused by various reasons, such as stroke, brain trauma, spinal cord injury, cerebral palsy, multiple cerebrovascular sclerosis.