3'-Hydroxy-2,4,4'-tribromodiphenyl ether CAS 24949-30-2
| CAS No. | 24949-30-2 |
| Molecular Formula | C12H7Br3O2 |
| Molecular Weight | 422.89 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 3'-Hydroxy-2,4,4'-tribromodiphenyl ether.
3'-Hydroxy-2,4,4'-tribromodiphenyl ether (CAS 24949-30-2), molecular formula C12H7Br3O2 and molecular weight 422.89 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C12H7Br3O2, 3'-Hydroxy-2,4,4'-tribromodiphenyl ether contains 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 422.89 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), 3'-Hydroxy-2,4,4'-tribromodiphenyl ether 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 | C12H7Br3O2 |
| Molecular Weight | 422.89 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor, low volatility) |
| Purity | 97%+ |
| Storage | Store at room temperature, 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) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1964 |
| Halogen Content | Br-containing |
Related Hydroxy Standards
- 4＇-Hydroxy-2,2＇,4-tribromodiphenyl Ether (CAS 602326-21-6)
- 1-Hydroxy Carvedilol (CAS 146574-41-6)
- 3-Hydroxy Carvedilol (CAS 146574-43-8)
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Recommended Standards
- 3-((4-Chlorobenzyl)thio)-5-(4-nitrophenyl)-4-phenyl-4H-1,2,4-triazole (CAS 443740-58-7)
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- Spiropidion (CAS 1229023-00-0)
- 2-bromo-4-(2,4-dibromophenoxy)-Phenol (CAS 862807-89-4)
- DL-Phenylalanine-2-d1 (CAS 14246-24-3)
- 7-methyl-7-azaspiro[3.5]nonan-2-ol (CAS 2306277-28-9)
- Methyl 1,2,3,4-Tetrahydroquinoline-4-carboxylate (CAS 68066-85-3)
- Ethofumesate-2-keto (CAS 26244-33-7)
- 4-Iodothiophene-2-carbonitrile (CAS 18894-98-9)
- (3-(Aminomethyl)-2-fluorophenyl)boronic acid hydrochloride (CAS 1072946-44-1)
- 2-Chloroquinoline-3-carbonitrile (CAS 95104-21-5)
- 4-Bromo-n-(2-morpholin-4-ylethyl)thiophene-2-carboxamide (CAS 666721-00-2)
- 2-(1-Methylpyrrolidin-3-yl)acetic acid hydrochloride (CAS 1071634-26-8)
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