1-(bromomethyl)-1-(prop-2-yn-1-yl)cyclobutane CAS 950577-94-3
| CAS No. | 950577-94-3 |
| Molecular Formula | C8H11Br |
| Molecular Weight | 187.08 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Based on its molecular formula C8H11Br, 1-(bromomethyl)-1-(prop-2-yn-1-yl)cyclobutane contains bromine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 187.08 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.
1-(bromomethyl)-1-(prop-2-yn-1-yl)cyclobutane (CAS 950577-94-3), molecular formula C8H11Br and molecular weight 187.08 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.
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.
Physical & Chemical Properties
| Molecular Formula | C8H11Br |
| Molecular Weight | 187.08 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO |
| Stability | May oxidize slowly on prolonged air exposure |
| Degree of Unsaturation (DBE) | 3.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1987 |
| Halogen Content | Br-containing |
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