DESCRIPTION:
Dantrolene Sodium(FDA) is orange to dark orange crystal powder with 3.5 crystal water, soluble in alkaline solution, easily soluble in propylene glycol, hard to be soluble in methanol and ethanol, very hard to be soluble in water or glacial acetic acid, almost insoluble in acetone, tetrahydrofuran or ether.
MOLECULAR FORMULA:C14H9N4NAO5·3.5H2O
MOLECULAR WEIGHT:399.29
SPECIFICATION:
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Appearance
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Yellowish-orange to orange crystalline powder. No visible evidence of cotamination by foreign matter.
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Heavy metals
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Not more than 0.002%
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Impurity A
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≤0.15%
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Impurity B
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≤0.50%
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Impurity C
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≤0.30%
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Assay
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90.0%-96.0%
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USE:
It is muscle relaxant used in the treatment of cerebral palsy,surgical trauma sequela,cervical spondylosis,myelitis,and multiple sclerosis etc.
