Halothane Impurity 4 (Halothane EP Impurity D) CAS 20591-32-6
| CAS No. | 20591-32-6 |
| Molecular Formula | C4HBrF6 |
| Molecular Weight | 242.95 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Based on its molecular formula C4HBrF6, Halothane Impurity 4 (Halothane EP Impurity D) contains fluorine/bromine substitution; these features give the compound characteristic molecular-ion distribution patterns in mass spectrometry. The molecular weight of 242.95 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.
Halothane Impurity 4 (Halothane EP Impurity D) (CAS 20591-32-6), molecular formula C4HBrF6 and molecular weight 242.95 g/mol, is a CATO reference standard with documented purity and traceability.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
As a certified reference material (CRM), Halothane Impurity 4 (Halothane EP Impurity D) meets the metrological traceability requirements of ISO/IEC 17025 laboratories. Batch-to-batch consistency is monitored via control charts to guarantee comparable assigned values across lots.
Physical & Chemical Properties
| Molecular Formula | C4HBrF6 |
| Molecular Weight | 242.95 g/mol |
| Purity | 97%+ |
| Storage | Store at room temperature, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO |
| Stability | Stable under recommended storage conditions |
| Degree of Unsaturation (DBE) | 1.0 |
| CAS Registry Year (est.) | 1962 |
| Halogen Content | F/Br-containing |
Related Halothane Standards
Recommended Standards
- 1-Bromo-2-(trifluoromethyl)-3,3,3-trifluoropropene (CAS 382-15-0)
- (Z)-2-bromanyl-1,1,1,4,4,4-hexakis(fluoranyl)but-2-ene (Z)-2-bromo-1,1,1,4,4,4-hexafluoro-2-butene 400-41-9 A824865 (CAS 400-41-9)
- 58530-53-3 2,4-Dibromopyridine 2,4-Dibromo-pyridine BCP22110 (CAS 58530-53-3)
- 1-(2-Bromo-ethoxy)-1,1,2,2,2-pentafluoro-ethane (CAS 1301738-96-4)
- 1-(3-Bromo-2-hydroxy-5-methylphenyl)butan-1-one (CAS 727687-84-5)
- Ethyl 2,3-dibromo-3-(4-chloro-2-fluoro-5-(2-(methylamino)-2-oxoethoxy)phenyl)propanoate (CAS 2151826-94-5)
- [(3-Methoxyphenyl)methyl](propyl)amine (CAS 764651-75-4)
- 2,3-Dibromo-4-(difluoromethyl)-5-methoxypyridine (CAS 1805317-85-4)
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- Mesna EP Impurity B (CAS 1391053-66-9)
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- Methomyl-sulfone (CAS 55620-24-1)
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