1,5-Dibromo-2-methyl-3-nitrobenzene CAS 67365-46-2
| CAS No. | 67365-46-2 |
| Molecular Formula | C7H5Br2NO2 |
| Molecular Weight | 294.93 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Based on its molecular formula C7H5Br2NO2, 1,5-Dibromo-2-methyl-3-nitrobenzene contains an amide group, a carboxylic acid group, a hydroxyl group, an ether linkage, bromine substitution, an aromatic ring system; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 294.93 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
1,5-Dibromo-2-methyl-3-nitrobenzene (CAS 67365-46-2) is a high-purity analytical reference standard with the molecular formula C7H5Br2NO2 and a molecular weight of 294.93 g/mol.
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 | C7H5Br2NO2 |
| Molecular Weight | 294.93 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, keep tightly closed to prevent evaporation |
| 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.) | 1976 |
| Halogen Content | Br-containing |
| Nitrogen Atoms | 1 |
Related Dibromo Standards
- 1,2-Dibromo-4-methyl-5-nitrobenzene (CAS 101580-70-5)
- 1,3-Dibromo-2-methyl-5-nitrobenzene (CAS 101581-06-0)
- 1,3-Dibromo-2-methyl-4-nitrobenzene (CAS 110127-07-6)
- 1,4-Dibromo-2-methyl-3-nitrobenzene (CAS 1160573-50-1)
- 1,2-dibromo-3-methyl-5-nitrobenzene (CAS 73557-64-9)
- 1,2-Dibromo-5-methyl-3-nitrobenzene (CAS 73557-63-8)
- 1,3-Dibromo-5-methyl-2-nitrobenzene (CAS 78831-78-4)
- 1,4-Dibromo-2-methyl-5-nitrobenzene (CAS 219310-40-4)
Recommended Standards
- 1,5-Dibromo-3-methyl-2-nitrobenzene (CAS 76435-23-9)
- 1-Bromo-2-(bromomethyl)-3-nitrobenzene (CAS 58579-54-7)
- 1-Bromo-2-(bromomethyl)-4-nitrobenzene (CAS 939-82-2)
- 1-Bromo-3-(bromomethyl)-2-nitrobenzene (CAS 63471-25-0)
- Methyl 4-(pyridin-3-yl)benzoate (CAS 90395-47-4)
- (S)-2-Bromopropanamide (CAS 41137-34-2)
- 1-Chloroisoquinolin-8-amine (CAS 1374652-59-1)
- 5-Amino-3-bromo-6-chloropyrazine-2-carboxylic acid (CAS 1936595-24-2)
- Diethylpyrophosphoramide (CAS 1068-21-9)
- N-(3-Amino-2-methylphenyl)-2,4-dichlorobenzamide (CAS 926195-94-0)
- Pirtenidine (CAS 103923-27-9)
- 3-Fluoro-4-(methylsulfonamido)benzoic acid (CAS 716361-59-0)
- N1,N3,N5-Tris(pyridin-4-ylmethyl)benzene-1,3,5-tricarboxamide (CAS 182126-54-1)
- Semaglutide impurity 70 (CAS CATO-C4X-222670)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
- Worldwide shipping with full export documentation (HS code guidance available)
- Technical support: +86 18665070610 / Nicole.chen@cato-chem.com