2,4-Dibromo-1,3,5-trimethylbenzene CAS 6942-99-0
| CAS No. | 6942-99-0 |
| Molecular Formula | C9H10Br2 |
| Molecular Weight | 277.98 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO manufactures 2,4-Dibromo-1,3,5-trimethylbenzene 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.
CATO supplies 2,4-Dibromo-1,3,5-trimethylbenzene (CAS 6942-99-0), a certified reference material (molecular formula C9H10Br2, MW 277.98 g/mol) for analytical method development and quality control.
Based on its molecular formula C9H10Br2, 2,4-Dibromo-1,3,5-trimethylbenzene contains bromine substitution, an aromatic ring system; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 277.98 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.
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 | C9H10Br2 |
| Molecular Weight | 277.98 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (slight halide-like odor, low volatility) |
| Purity | >95% |
| 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) | 4.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1958 |
| Halogen Content | Br-containing |
Related Dibromo Standards
- 2,5-Dibromo-3-ethyltoluene (CAS 1208075-68-6)
- 1,3-Dibromo-5-isopropylbenzene (CAS 62655-20-3)
- 1,4-Dibromo-2-isopropylbenzene (CAS 58683-74-2)
- 2,4-Dibromo-1-isopropylbenzene (CAS 58683-73-1)
- 3,4-Dibromo-isopropylbenzene (CAS 42755-48-6)
- 5,7-Dibromo-2,3-dihydrobenzofuran (CAS 123266-59-1)
- 2,4-Dibromo-6-methylbenzaldehyde (CAS 1427565-04-5)
- 2,5-dibromo-4-methylbenzaldehyde (CAS 706820-09-9)
Recommended Standards
- Anastrozole Impurity 12 (CAS 19294-04-3)
- 2,4-Dichloro-1-fluoro-3-nitro-5-(trifluoromethyl)benzene (CAS 1221272-80-5)
- 5-Bromo-2-(bromomethyl)-1,3-dimethylbenzene (CAS 2090975-80-5)
- 4-Bromo-1-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)butan-1-amine 2,2,2-trifluoroacetate (CAS 208522-38-7)
- N-benzyl-4-((3-chloro-5-(trifluoromethyl)pyridin-2-yl)oxy)benzenesulfonamide (CAS 344278-17-7)
- 3-((tert-Butoxycarbonyl)amino)-1-methylcyclobutane-1-carboxylic acid (CAS 2248372-39-4)
- (4S,4′S)-2,2′-Propylidenebis[4,5-dihydro-4-phenyloxazole] (CAS 1000614-48-1)
- 3-(Dichloromethyl)benzoyl Chloride (CAS 36747-51-0)
- N-(3-Hydroxy-4-nitrosophenyl)acetamide (CAS 58416-47-0)
- Lornoxicam Impurity 74 (CAS 7148-06-3)
- 5-Methoxypent-1-yn-3-amine (CAS 1489577-35-6)
- 2-(2-Cyclohexylethyl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane (CAS 167692-95-7)
- CREATINOL-O-PHOSPHATE (CAS 6903-79-3)
- Semaglutide Impurity 161 (x TFA Salt) (CAS CATO-C4X-2226161)
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