4-(3-(3-Bromophenyl)-1,2,4-oxadiazol-5-yl)-2-(3,4-dimethylphenyl)phthalazin-1(2H)-one CAS 1291847-58-9
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1291847-58-9 |
| Molecular Formula | C24H17BrN4O2 |
| Molecular Weight | 473.32 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
4-(3-(3-Bromophenyl)-1,2,4-oxadiazol-5-yl)-2-(3,4-dimethylphenyl)phthalazin-1(2H)-one (CAS 1291847-58-9) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C24H17BrN4O2. Molecular weight: 473.32 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C24H17BrN4O2 |
| Molecular Weight | 473.32 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) | 18.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1990 |
| Halogen Content | Br-containing |
| Nitrogen Atoms | 4 |
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Recommended Standards
- N'-[(1E)-{4-[(2,4-dichlorophenyl)methoxy]phenyl}methylidene]-2-[(3-nitrophenyl)amino]acetohydrazide (CAS 301194-60-5)
- 3-{[3-chloro-5-(trifluoromethyl)pyridin-2-yl]sulfanyl}-5-[(E)-2-[(4-chlorophenyl)amino]ethenyl]-1,2-thiazole-4-carbonitrile (CAS 338413-04-0)
- N-{1-[(3,4-dichlorophenyl)methyl]-2-oxo-1,2-dihydropyridin-3-yl}-1-{[3-(trifluoromethyl)phenyl]sulfanyl}formamide (CAS 338783-87-2)
- 2-Methyl-4-(trifluoromethyl)phenol (CAS 77227-90-8)
- DL-XYLOSE (CAS 25990-60-7)
- 4-Chloro-n-propylbutanamide (CAS 543717-62-0)
- 1-Aminopiperidin-2-one (CAS 31967-09-6)
- (S)-1-(3-chloro-4-methoxyphenyl)butan-1-amine (CAS 1213195-09-5)
- 4-Cinnamamidobenzoic acid (CAS 54057-59-9)
- Peptide 441 (CAS CATO-CPTD788441)
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