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Dantrolene

CAS No.
7261-97-4
Chemical Name:
Dantrolene
Synonyms
C06939;DANTRILENE;Dantrolene (200 mg);Dantrolene (1163140);Dantrolene, 10 mM in DMSO;1-[5-(4-Nitrophenyl)-2-furylmethyleneamino]imidazolidine-2,4-dione;1-{(5-(4-NITROPHENYL)-2-FURANYL)METHYLENE}AMINO-2,4-IMIDAZOLIDENEDIONE;1-{[5-(4-nitrophenyl)-2-furyl]methylideneamino} imidazolidine-2,4-dione;1-[[[5-(4-Nitrophenyl)-2-furanyl]methylene]amino]-2,4-imidazolidinedione;1-(((5-(4-Nitrophenyl)furan-2-yl)methylene)amino)imidazolidine-2,4-dione
CBNumber:
CB0875659
Molecular Formula:
C14H10N4O5
Molecular Weight:
314.25
MDL Number:
MFCD00867709
MOL File:
7261-97-4.mol
MSDS File:
SDS
TDS File:
TDS
Last updated:2026-07-14 16:49:18

Dantrolene Properties

Melting point 279-280°
Boiling point 453.94°C (rough estimate)
Density 1.3452 (rough estimate)
refractive index 1.6000 (estimate)
storage temp. Store at -20°C
solubility DMSO (Slightly), Methanol (Very Slightly, Sonicated)
form Solid
pka 7.68±0.10(Predicted)
color Yellow to Dark Yellow
Stability Hygroscopic
Major Application pharmaceutical small molecule
InChI 1S/C14H10N4O5/c19-13-8-17(14(20)16-13)15-7-11-5-6-12(23-11)9-1-3-10(4-2-9)18(21)22/h1-7H,8H2,(H,16,19,20)/b15-7+
InChIKey OZOMQRBLCMDCEG-VIZOYTHASA-N
FDA UNII F64QU97QCR
EPA Substance Registry System Dantrolene (7261-97-4)
UNSPSC Code 41116107
NACRES NA.24

SAFETY

Risk and Safety Statements

Symbol(GHS)  Exclamation Mark (GHS07)
GHS07
Signal word  Warning
Hazard statements  H336
Precautionary statements  P261-P271-P304+P340+P312-P403+P233-P405-P501
target organs Central nervous system
WGK Germany  WGK 3
HS Code  2934990002
Storage Class 11 - Combustible Solids
Hazard Classifications STOT SE 3
Hazardous Substances Data 7261-97-4(Hazardous Substances Data)

Dantrolene price More Price(43)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
Sigma-Aldrich PHR2291 Dantrolene PharmaceuticalSecondaryStandard;CertifiedReferenceMaterial 7261-97-4 500MG $216 2026-04-30 Buy
Sigma-Aldrich 1163140 Dantrolene 7261-97-4 200mg $551 2026-04-30 Buy
TCI Chemical D6425 Dantrolene 7261-97-4 1G $132 2026-04-30 Buy
Biosynth FN138588 1-{{[5-(4-Nitrophenyl)-2-furanyl]methylene}amino}-2,4-imidazolidinedione 7261-97-4 5mg $181.45 2026-06-04 Buy
Biosynth FN138588 1-{{[5-(4-Nitrophenyl)-2-furanyl]methylene}amino}-2,4-imidazolidinedione 7261-97-4 10mg $272.1 2026-06-04 Buy
Product number Packaging Price Buy
PHR2291 500MG $216 Buy
1163140 200mg $551 Buy
D6425 1G $132 Buy
FN138588 5mg $181.45 Buy
FN138588 10mg $272.1 Buy

Dantrolene Chemical Properties, Uses, Production

Originator

Dantrium,Norwich Eaton ,US,1974

Uses

Relaxant (skeletal muscle).

Uses

Dantrolene acts as a skeletal muscle relaxant through inhibition of Ca2+ release through ryanodine receptor channels.

Definition

ChEBI: The hydrazone resulting from the formal condensation of 5-(4-nitrophenyl)furfural with 1-aminohydantoin.

Manufacturing Process

5-(p-Nitrophenyl)-2-furaldehyde (40.0 grams, 0.2 mol) is dissolved in dimethylformamide. An aqueous solution of 1-aminohydantoin hydrochloride (30.0 grams, 0.2 mol) is added. The solution is chilled and diluted with water. The crude material is collected and recrystallized from aqueous dimethylformamide to yield 10.0 grams (16%). MP 279°-280°C. This compound is then converted to the sodium salt.

brand name

Dantrium (Procter & Gamble).

Therapeutic Function

Muscle relaxant

General Description

Crystals (in aqueous DMF).

Air & Water Reactions

Slightly water soluble. Dantrolene may be sensitive to heat and air .

Reactivity Profile

A nitrated amine derivative. Amines are chemical bases. They neutralize acids to form salts plus water. These acid-base reactions are exothermic. The amount of heat that is evolved per mole of amine in a neutralization is largely independent of the strength of the amine as a base. Amines may be incompatible with isocyanates, halogenated organics, peroxides, phenols (acidic), epoxides, anhydrides, and acid halides. Flammable gaseous hydrogen is generated by amines in combination with strong reducing agents, such as hydrides.

Health Hazard

SYMPTOMS: When ingested, symptoms of exposure may include drowsiness, dizziness, weakness, general malaise, fatigue, diarrhea, constipation, gastrointestinal bleeding, anorexia, abdominal cramps, hepatitis, speech disturbance, seizure, headache, light-headedness, insomnia, tachycardia, phlebitis, mental depression, mental confusion, nervousness, abdominal hair growth, rash, sweating, backache, chills and fever.

Fire Hazard

Flash point data for Dantrolene are not available. Dantrolene is probably combustible.

Dantrolene Preparation Products And Raw materials

Global Suppliers ( 66)
Supplier Tel Email Country ProdList Advantage
J & K SCIENTIFIC LTD. 18210857532 18210857532 jkinfo@jkchemical.com China 96815 76
LGM Pharma 1-(800)-881-8210 inquiries@lgmpharma.com United States 2110 70
Sinopharm Chemical Reagent Co,Ltd. 86-21-63210123 sj_scrc@sinopharm.com China 9791 79
AdooQ BioScience, LLC +1 (866) 930-6790 info@adooq.com United States 2774 58
Bide Pharmatech Ltd. 400-164-7117 18317119277 product02@bidepharm.com China 40000 60
Sichuan Wei Keqi Biological Technology Co., Ltd. 028-81700200 18116577057 3003855609@qq.com China 7717 56
HangZhou YuHao Chemical Technology Co., Ltd. 0571-82693216 info@yuhaochemical.com China 1999 58
Nantong Zandery Biotechnology Co., Ltd. 0513-87582998 13912206938 xiaofeizhu@vip.163.com China 272 55
Shanghai YuanYe Biotechnology Co., Ltd. 15026964105 2881489226@qq.com China 89667 60
Aikon International Limited 025-58851090 13913916777 sales01@aikonchem.com China 15947 58

View Latest Price from Dantrolene manufacturers

Image Update time Product Price Min. Order Purity Supply Ability Manufacturer
Dantrolene pictures 2026-07-14 Dantrolene
7261-97-4
$51.00-98.00 99.97% 10g TargetMol Chemicals Inc.
Dantrolene pictures 2019-12-26 Dantrolene
7261-97-4
$1.00 1g ≥98% Career Henan Chemical Co
  • Dantrolene pictures
  • Dantrolene
    7261-97-4
  • $51.00-98.00
  • 99.97%
  • TargetMol Chemicals Inc.
  • Dantrolene pictures
  • Dantrolene
    7261-97-4
  • $1.00
  • ≥98%
  • Career Henan Chemical Co

Dantrolene Spectrum

DANTRILENE 1-{(5-(4-NITROPHENYL)-2-FURANYL)METHYLENE}AMINO-2,4-IMIDAZOLIDENEDIONE 1-[[[5-(4-Nitrophenyl)-2-furanyl]methylene]amino]-2,4-imidazolidinedione 1-[5-(4-Nitrophenyl)-2-furylmethyleneamino]imidazolidine-2,4-dione C06939 Dantrolene (200 mg) HYDRATED 1-[[[5-(4-NITROPHENYL)-2-FURANYL]METHYLENE]AMINO]-2, 4-IMIDAZOLIDINEDIONE SODIUM SALT 2,4-Imidazolidinedione, 1-[[[5-(4-nitrophenyl)-2-furanyl]methylene]amino]- 1-{[5-(4-nitrophenyl)-2-furyl]methylideneamino} imidazolidine-2,4-dione 1-(((5-(4-Nitrophenyl)furan-2-yl)methylene)amino)imidazolidine-2,4-dione Dantrolene (1163140) muscle spasticity,F368,inhibit,Inhibitor,neuroleptic malignant syndrome,F-368,Huntington's disease,Dantrolene,calcium signaling,malignant hyperthermia,F 368,ryanodine receptor,glutathione reductase Dantrolene, 10 mM in DMSO 7261-97-4