1-(2,2-Dibromoethyl)-2-nitrobenzene CAS 282103-12-2
| CAS No. | 282103-12-2 |
| Molecular Formula | C8H7Br2NO2 |
| Molecular Weight | 308.95 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
As a certified reference material (CRM), 1-(2,2-Dibromoethyl)-2-nitrobenzene 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.
1-(2,2-Dibromoethyl)-2-nitrobenzene (CAS 282103-12-2), molecular formula C8H7Br2NO2 and molecular weight 308.95 g/mol, is a CATO reference standard with documented purity and traceability.
Structurally, 1-(2,2-Dibromoethyl)-2-nitrobenzene (C8H7Br2NO2) contains a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage, bromine substitution. 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 308.95 g/mol, it falls into the moderately-high-molecular-weight range. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
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.
Physical & Chemical Properties
| Molecular Formula | C8H7Br2NO2 |
| Molecular Weight | 308.95 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (slight halide-like odor, faint amine-like odor, low volatility) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 5.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Halogen Content | Br-containing |
| Nitrogen Atoms | 1 |
Related Dibromoethyl Standards
Recommended Standards
- 2,6-Dibromo-4-methoxybenzamide (CAS 1936094-54-0)
- 1,2-Bis(bromomethyl)-3-nitrobenzene (CAS 66126-16-7)
- 1-Bromo-4-(2-bromoethyl)-2-nitrobenzene (CAS 1935150-95-0)
- 1,2-Bis(bromomethyl)-4-nitrobenzene (CAS 6425-66-7)
- 2-Iodobenzenesulfonic acid (CAS 63059-25-6)
- 2-Mercapto-1H-imidazole-5-carboxylic acid (CAS 25271-85-6)
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- 2-(2-Chlorobenzo[d]oxazol-6-yl)acetonitrile (CAS 1805083-79-7)
- N-(2-Sulfoethyl)maleimide Sodium Salt (CAS 1299434-16-4)
- 3-((2-(Isoquinolin-6-ylamino)-2-oxoethyl)amino)-N-phenylbenzamide (CAS 920513-52-6)
- 7-Boc-4-methoxy-5,6,7,8-tetrahydropyrido[3,4-d]pyrimidine (CAS 1421687-46-8)
- tert-Butyl 5-Amino-1H-indazole-1-carboxylate (CAS 129488-10-4)
- Semaglutide impurity 22(OtBu-Ste-γGlu(OtBu)-AEEA-AEEA-OH) (CAS 1118767-16-0)
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