1-bromo-2-[-2-bromoethenyl]benzene 1298047-80-9 o-Bromo-(2-bromo)vinylbenzene (cis trans mixture) CAS 1298047-80-9
| CAS No. | 1298047-80-9 |
| Molecular Formula | C8H6Br2 |
| Molecular Weight | 261.94 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Structurally, 1-bromo-2-[-2-bromoethenyl]benzene 1298047-80-9 o-Bromo-(2-bromo)vinylbenzene (cis trans mixture) (C8H6Br2) contains 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 261.94 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-bromo-2-[-2-bromoethenyl]benzene 1298047-80-9 o-Bromo-(2-bromo)vinylbenzene (cis trans mixture) (CAS 1298047-80-9), molecular formula C8H6Br2 and molecular weight 261.94 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.
CATO manufactures 1-bromo-2-[-2-bromoethenyl]benzene 1298047-80-9 o-Bromo-(2-bromo)vinylbenzene (cis trans mixture) under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C8H6Br2 |
| Molecular Weight | 261.94 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (slight halide-like odor, low volatility) |
| Purity | 97%+ |
| Storage | Store at room temperature, 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) | 5.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1990 |
| Halogen Content | Br-containing |
Related bromo Standards
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Recommended Standards
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- ((E)-1,2-dibromo-vinyl)-benzene (CAS 6607-46-1)
- (2,2-Dibromovinyl)benzene (CAS 7436-90-0)
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- 3-Bromoquinoline-6-carbaldehyde (CAS 860757-84-2)
- Pomalidomide Impurity 57 (CAS CATO-C4X-135457)
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