1-(3-Bromobut-3-en-1-yl)-2-methoxybenzene CAS 731773-15-2
| CAS No. | 731773-15-2 |
| Molecular Formula | C11H13BrO |
| Molecular Weight | 241.12 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Structurally, 1-(3-Bromobut-3-en-1-yl)-2-methoxybenzene (C11H13BrO) contains a hydroxyl group, an ether linkage, bromine substitution, an aromatic ring system. The molecule exhibits a degree of unsaturation (DBE) of 5.0, corresponding to approximately 5 ring(s) or double-bond equivalent(s). With a molecular weight of 241.12 g/mol, it falls into the medium-molecular-weight range. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.
1-(3-Bromobut-3-en-1-yl)-2-methoxybenzene (CAS 731773-15-2) is a high-purity analytical reference standard with the molecular formula C11H13BrO and a molecular weight of 241.12 g/mol.
This reference standard is suitable for quantitative analysis on major chromatographic platforms including HPLC, GC, LC-MS/MS, and GC-MS, serving as an external calibration standard or a system suitability test reference material.
As a certified reference material (CRM), 1-(3-Bromobut-3-en-1-yl)-2-methoxybenzene 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 | C11H13BrO |
| Molecular Weight | 241.12 g/mol |
| Purity | 97%+ |
| Storage | Store at room temperature, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | May oxidize slowly on prolonged air exposure |
| Degree of Unsaturation (DBE) | 5.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1986 |
| Halogen Content | Br-containing |
Related Bromobut Standards
- 1-(4-bromobut-1-en-1-yl)-3-methoxybenzene (CAS 1226484-23-6)
- 1-(3-Bromobut-3-en-1-yl)-4-methoxybenzene (CAS 731773-20-9)
- 1-(3-Bromobut-3-en-1-yl)-2,4-dimethylbenzene (CAS 951891-72-8)
- 1-(3-Bromobut-3-en-1-yl)-2-chlorobenzene (CAS 731772-02-4)
- 1-(3-Bromobut-3-en-1-yl)-4-chlorobenzene (CAS 731772-11-5)
- 3-(3-Bromobut-3-en-1-yl)chlorobenzene (CAS 731772-07-9)
- 3-(3-Bromobut-3-en-1-yl)benzonitrile (CAS 731772-72-8)
- 5-(3-Bromobut-3-en-1-yl)-2-chloropyridine (CAS 951886-60-5)
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