4-Bromo-2,3-dimethylbut-1-ene CAS 58654-04-9
| CAS No. | 58654-04-9 |
| Molecular Formula | C6H11Br |
| Molecular Weight | 163.06 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 163.06 g/mol gives 4-Bromo-2,3-dimethylbut-1-ene distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
CATO supplies 4-Bromo-2,3-dimethylbut-1-ene (CAS 58654-04-9), a certified reference material (molecular formula C6H11Br, MW 163.06 g/mol) for analytical method development and quality control.
Based on its molecular formula C6H11Br, 4-Bromo-2,3-dimethylbut-1-ene contains bromine substitution; these features give the compound characteristic molecular-ion distribution patterns in mass spectrometry. The molecular weight of 163.06 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.
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 | C6H11Br |
| Molecular Weight | 163.06 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.) | 1973 |
| Halogen Content | Br-containing |
Related Bromo Standards
- 3-Bromo-2,3-dimethyl-1-butene DISCONTINUED (CAS 109929-23-9)
- 2-Bromo-1,1-dimethylcyclobutane (CAS 1849196-89-9)
- (3E)-1-Bromo-3-hexene (CAS 63281-96-9)
- (E)-1-Bromo-3-methylpent-2-ene (CAS 869-72-7)
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- 1-Bromo-1-isopropylcyclopropane (CAS 861573-70-8)
- 1-bromo-1-methyl-cyclopentane (CAS 19872-99-2)
- 1-Bromo-2,3-dimethylbut-2-ene (CAS 5072-70-8)
Recommended Standards
- 3-Bromo-1,1-dimethylcyclobutane (CAS 4237-75-6)
- 4-Bromo-3,3-dimethylbut-1-ene (CAS 97797-99-4)
- 2-bromoethylcyclobutane (CAS 960078-90-4)
- 4-Bromohex-1-ene (CAS 58794-27-7)
- Methyl 4-(5-nitropyridin-2-yl)benzoate (CAS 223127-51-3)
- Chloro{N-[(1R,2R)-2-[(S)-[2-[[1,2,3,4,5,6-η)-4-methylphenyl]methoxy]ethyl]amino]-1,2-diphenylethylmethanesulfonamidato}ruthenium(II) (CAS 1333981-86-4)
- (5-Bromo-2-iodophenyl)(methyl)sulfane (CAS 1824602-11-0)
- BNP-26 (porcine) (CAS 114547-28-3)
- Methyl 4-(3-aminopyridin-4-yl)piperazine-1-carboxylate (CAS 1156433-06-5)
- 2-(4-Methyl-1H-pyrazol-1-yl)pyridin-3-amine (CAS 1006464-58-9)
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- 5-(2-Nitrophenyl)oxazole (CAS 89808-75-3)
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