Chemical Name: 1-[5-(-4-Nitrophenyl)furfurylideneamino]imidazolidine-2,4-dione sodium
CAS: 24868-20-0
Structural formula:

Molecular formula: C₁₄H₉N₄NaO₅•3.5H₂O
Molecular weight: 399.29
Specification: Combined USP35 with Enterprise standard
Appearance: Yellowish-orange to orange crystalline powder.
Heavy metals: Not more than 20ppm
Water: 14.5~17.0%
Impurity A: ≤ 0.15%
Impurity B: ≤ 0.40%
Impurity C: ≤ 0.15%
Single biggest unknown impurities: ≤0.10%
Total impurities: ≤0.60%
Chloride: Not more than 0.02%
Sodium:5.5～6.0%
Assay: 98.0%~102.0% of C14H9N4NaO5 on the dried basis
Application: A muscle relaxation medicine, used in the disease of cerebrovascular disorder sequelae, cerebral paralysis, sequelae after head and spinal cord injure cervical spondylosis, ligament ossification, spinocerebellar degeneration, spastic spinal paralysis, myelitis, ridge within amyotrophic lateral sclerosis and multiple sclerosis.