2-([1,1'-Biphenyl]-4-yloxy)-1,4-diamino-3-bromoanthracene-9,10-dione CAS 89868-51-9
| CAS No. | 89868-51-9 |
| Molecular Formula | C26H17BrN2O3 |
| Molecular Weight | 485.33 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
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.
2-([1,1'-Biphenyl]-4-yloxy)-1,4-diamino-3-bromoanthracene-9,10-dione (CAS 89868-51-9) is a high-purity analytical reference standard with the molecular formula C26H17BrN2O3 and a molecular weight of 485.33 g/mol.
Owing to a steroid core, an amide group, a hydroxyl group, an ether linkage, bromine substitution, 2-([1,1'-Biphenyl]-4-yloxy)-1,4-diamino-3-bromoanthracene-9,10-dione is typically pale yellow to yellow crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 485.33 g/mol — guide the selection of appropriate sample preparation and analytical techniques. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C26H17BrN2O3 |
| Molecular Weight | 485.33 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor) |
| Purity | 97%+ |
| Storage | Store in a cool place (≤25°C), protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 19.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1982 |
| Halogen Content | Br-containing |
| Nitrogen Atoms | 2 |
Related Biphenyl Standards
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- 9-{[1,1-biphenyl]-4-yl}-9H,9H-3,3-bicarbazole (CAS 1346669-48-4)
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- 9-([1,1'-Biphenyl]-3-yl)-9H,9'H-3,3'-bicarbazole (CAS 1800580-10-2)
- 4,7-Di([1,1'-biphenyl]-4-yl)-1,10-phenanthroline (CAS 96710-07-5)
- 2,2'-([1,1'-Biphenyl]-4,4'-diyl)bis(1,1,1,3,3,3-hexafluoropropan-2-ol) (CAS 2180-30-5)
Recommended Standards
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- Clevidipine Impurity 28 (CAS CATO-C4X-101528)
- Ethyl 2-(2,4-dichloro-5-(6,7-dimethoxy-4-oxo-2-thioxo-1,4-dihydroquinazolin-3(2H)-yl)phenoxy)acetate (CAS 400088-23-5)
- Tert-butyl (3-(2-methyl-1,3-dioxolan-2-yl)phenyl)carbamate (CAS 886361-42-8)
- N-Propargyl Phenothiazine (CAS 4282-78-4)
- 4-(5-Methyl-3-phenylisoxazole-4-carbonyl)-N-(3-morpholinopropyl)-1H-pyrrole-2-carboxamide (CAS 439109-67-8)
- Ethyl 5-amino-1-(2-hydroxyethyl)-1H-pyrazole-4-carboxylate (CAS 58046-49-4)
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- 5-(Diethylamino)-2-pentanone (CAS 105-14-6)
- 3-Bromo-pyrrolo[1,2-a]pyrimidine-6-carboxylic acid ethyl ester (CAS 2097068-59-0)
- 3-Nitro-2-pyridinecarboxaldehyde (CAS 10261-94-6)
- (5-Bromo-2-methoxy-4-methylphenyl)methanol (CAS 1492320-95-2)
- Semaglutide impurity 331 (CAS CATO-C4X-2226231)
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