Halothane Impurity 1 (Halothane EP Impurity A) CAS 66711-86-2
| CAS No. | 66711-86-2 |
| Molecular Formula | C4H2F6 |
| Molecular Weight | 164.05 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
The occurrence of Halothane Impurity 1 (Halothane EP Impurity A) is closely related to fluorine substitution in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.
Halothane Impurity 1 (Halothane EP Impurity A) (CAS 66711-86-2) is a high-purity analytical reference standard with the molecular formula C4H2F6 and a molecular weight of 164.05 g/mol.
Based on its molecular formula C4H2F6, Halothane Impurity 1 (Halothane EP Impurity A) contains fluorine substitution; these features give the compound characteristic molecular-ion distribution patterns in mass spectrometry. The molecular weight of 164.05 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.
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 1 (Halothane EP Impurity A) 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 | C4H2F6 |
| Molecular Weight | 164.05 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, 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.) | 1976 |
| Halogen Content | F-containing |
Related Halothane Standards
Recommended Standards
- 2,6-Dichlorotoluene-3,4,5-d3 (CAS 358731-95-0)
- Hexafluoroisobutene (CAS 382-10-5)
- 2,3,3,4,4,4-HExafluoro-1-butene (CAS 374-39-0)
- 1,1,2,2,3,4-hexafluorocyclobutane 1,1,2,2,3,4-hexakis(fluoranyl)cyclobutane 23012-94-4 A816488 (CAS 23012-94-4)
- 1-Bromocyclopentyl 2-chlorophenyl ketone (CAS 6740-86-9)
- Ethyl 5-oxo-5-(2,3,4-trimethoxyphenyl)pentanoate (CAS 854859-30-6)
- 2-Phenoxy-4,6-bis(trichloromethyl)-1,3,5-triazine (CAS 1374651-41-8)
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- N-Cyclohexyl-3-(hydroxyamino)-3-iminopropanamide (CAS 885459-05-2)
- 3-Cyano-4-fluorobenzoyl chloride (CAS 519059-08-6)
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- Procaterol Impurity 59 (CAS CATO-C4X-181059)
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- Tirzepatide Impurity 61 (CAS CATO-C4X-324061)
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