Dantrolene Related Compound B CAS 57268-33-4
| CAS No. | 57268-33-4 |
| Molecular Formula | C14H12N4O6 |
| Molecular Weight | 332.27 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
Recommended for quantitative analysis by HPLC, GC, LC-MS/MS, or GC-MS as an external calibration standard; it can also be used for spiked-recovery experiments, LOD/LOQ determination, and LC-MS/MS multiple-reaction-monitoring (MRM) calibration.
CATO supplies Dantrolene Related Compound B (CAS 57268-33-4), a pharmacopoeial impurity reference standard (molecular formula C14H12N4O6, MW 332.27 g/mol) used for the identification and quantification of trace impurities in APIs.
Based on its molecular formula C14H12N4O6, Dantrolene Related Compound B contains a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 332.27 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
CATO manufactures Dantrolene Related Compound B under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C14H12N4O6 |
| Molecular Weight | 332.27 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 11.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1973 |
| Nitrogen Atoms | 4 |
Related Dantrolene Standards
- Dantrolene-d4 (CAS 7261-97-4 (unlabeled))
- Dantrolene Impurity 2 (CAS CATO-C4X-27442)
- 13C3-Dantrolene (CAS 1185234-99-4)
- Dantrolene (CAS 7261-97-4)
- Dantrolene Impurity 5 (CAS 55227-60-6)
- Dantrolene Impurity 5 (CAS 14663-28-6)
- Dantrolene Impurity 3 (CAS 58136-76-8)
- Dantrolene USP Related Compound A (CAS 301359-05-7)
Recommended Standards
- Chlorambucil ethyl ester (CAS 64977-24-8)
- Diethyl 5,10-dioxo-5H,10H-diimidazo[1,5-a:1',5'-d]pyrazine-1,6-dicarboxylate (CAS 78595-41-2)
- C2-Bis-phosphoramidic acid diethyl ester (CAS 34008-16-7)
- 2, 2-Bis(4-Methylphenyl)-Hexafluoropropane (CAS 1095-77-8)
- Epinephrine /Adrenaline Impurity 56 (CAS 25015-92-3)
- Etizolam Impurity 18 (CAS CATO-C4X-350918)
- Topiroxostat impurity 69 (CAS CATO-C4X-105569)
- 2,2'-(Thiophen-2-ylmethylene)bis(5,5-dimethylcyclohexane-1,3-dione) (CAS 144236-93-1)
- Acetyl-(Pro18,Asp21)-Amyloid β-Protein (17-21) amide (CAS 339990-02-2)
- 2-(((2-Methylbenzo[d]oxazol-6-yl)amino)methylene)malononitrile (CAS 188477-81-8)
- Linezolid Impurity 52 (CAS 2512211-93-5)
- Brompheniramine Impurity 8 (CAS CATO-C4X-29988)
- 2-(4-Chlorophenyl)quinoline-4-carboxylic acid (CAS 5466-31-9)
- Fibrinopeptide A (human) (CAS 25422-31-5)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
- Worldwide shipping with full export documentation (HS code guidance available)
- Technical support: +86 18665070610 / Nicole.chen@cato-chem.com