3-Chloro-1,1,2,2-tetrafluorocyclobutane CAS 558-61-2
| CAS No. | 558-61-2 |
| Molecular Formula | C4H3ClF4 |
| Molecular Weight | 162.51 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
The assigned purity is verified by mass-balance and quantitative NMR (qNMR) approaches, with the expanded uncertainty reported at a 95% confidence level (k=2). Batch homogeneity and stability are independently assessed for every lot.
3-Chloro-1,1,2,2-tetrafluorocyclobutane (CAS 558-61-2) is a high-purity analytical reference standard with the molecular formula C4H3ClF4 and a molecular weight of 162.51 g/mol.
Based on its molecular formula C4H3ClF4, 3-Chloro-1,1,2,2-tetrafluorocyclobutane contains fluorine/chlorine substitution; these features give the compound characteristic molecular-ion distribution patterns in mass spectrometry. The molecular weight of 162.51 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.
Physical & Chemical Properties
| Molecular Formula | C4H3ClF4 |
| Molecular Weight | 162.51 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.) | 1957 |
| Halogen Content | F/Cl-containing |
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