Discription	Dantrolene sodium Hemiheptahydrate is a skeletal muscle relaxant that acts by interfering with excitation-contraction coupling in the muscle fiber.

Product Information

Catalog Num	A16146
Formula	C14H9N4O5.7/2H2O.Na
Molecular Weight	399.29
CAS Number	24868-20-0
SMILES	C1N(C(=NC1=O)[O-])/N=C/C2=CC=C(O2)C3=CC=C(C=C3)[N+](=O)[O-].C1N(C(=NC1=O)[O-])/N=C/C2=CC=C(O2)C3=CC=C(C=C3)[N+](=O)[O-].O.O.O.O.O.O.O.[Na+].[Na+]
Synonyms	Dantrolene sodium salt, Dantrium, Sodium dantrolene
Storage	Store lyophilized at -20ºC, keep desiccated. In lyophilized form, the chemical is stable for 36 months. In solution, store at -20ºC and use within 3 months to prevent loss of potency. Aliquot to avoid multiple freeze/thaw cycles.

Solubility

In vitro	DMSO	13 mg/mL (32.56 mM)
	Water	Insoluble
	Ethanol	Insoluble
* <1 mg/ml means slightly soluble or insoluble. * Please note that Adooq tests the solubility of all compounds in-house, and the actual solubility may differ slightly from published values. This is normal and is due to slight batch-to-batch variations.

Preparing Stock Solutions

Concentration / Solvent Volume / Mass	1 mg	5 mg	10 mg
0.1 mM	25.04 mL	125.22 mL	250.44 mL
0.5 mM	5.01 mL	25.04 mL	50.09 mL
1 mM	2.5 mL	12.52 mL	25.04 mL
5 mM	0.5 mL	2.5 mL	5.01 mL

Useful Calculator

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Mass (mg) = Concentration (mM) × Volume (mL) × Molecular Weight (g/mol)

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Calculate the dilution required to prepare a stock solution.
This equation is commonly abbreviated as: C₁V₁ = C₂V₂