2-Bromo-3,7,8-trichlorodibenzo-p-dioxin CAS 109333-33-7
| CAS No. | 109333-33-7 |
| Molecular Formula | C12H4BrCl3O2 |
| Molecular Weight | 366.42 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Under current pharmacopoeial and regulatory frameworks, quality-control requirements for this class of reference material explicitly involve the control of targets including 2-Bromo-3,7,8-trichlorodibenzo-p-dioxin.
CATO supplies 2-Bromo-3,7,8-trichlorodibenzo-p-dioxin (CAS 109333-33-7), a certified reference material (molecular formula C12H4BrCl3O2, MW 366.42 g/mol) for analytical method development and quality control.
Based on its molecular formula C12H4BrCl3O2, 2-Bromo-3,7,8-trichlorodibenzo-p-dioxin contains a carboxylic acid group, a hydroxyl group, an ether linkage, chlorine/bromine substitution, an aromatic ring system; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 366.42 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.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
As a certified reference material (CRM), 2-Bromo-3,7,8-trichlorodibenzo-p-dioxin 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 | C12H4BrCl3O2 |
| Molecular Weight | 366.42 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor, low volatility) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| 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) | 9.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1988 |
| Halogen Content | Cl/Br-containing |
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Recommended Standards
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- 2-(4-Chlorobenzyl)-2-methylpyrrolidine (CAS 1517509-97-5)
- 2,3-Dichloro-6-(difluoromethoxy)benzodifluoride (CAS 1803830-91-2)
- 6-Methoxy-5-nitropyrimidin-4-amine (CAS 73318-75-9)
- (3-(1H-imidazol-1-yl)phenyl)boronic acid (CAS 1040850-75-6)
- 1-(2-Ethoxypyrrolidin-1-yl)ethanone (CAS 69001-11-2)
- 7-Bromo-1-methyl-5-(4-(trifluoromethoxy)phenyl)-1,5-dihydro-4H-Imidazo[4,5-c]pyridin-4-one (CAS 1590410-31-3)
- Liraglutide(14-22)TFA Salt (CAS CATO-C4X-199212)
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