3,4,5-Tris(4-bromophenyl)-4H-1,2,4-triazole CAS 920984-66-3
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 920984-66-3 |
| Molecular Formula | C20H12Br3N3 |
| Molecular Weight | 534.04 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
3,4,5-Tris(4-bromophenyl)-4H-1,2,4-triazole (CAS 920984-66-3) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C20H12Br3N3. Molecular weight: 534.04 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C20H12Br3N3 |
| Molecular Weight | 534.04 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 DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 15.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1987 |
| Halogen Content | Br-containing |
| Nitrogen Atoms | 3 |
Related Tris Standards
- 2-((4-(4-Bromophenyl)-5-(pyridin-3-yl)-4H-1,2,4-triazol-3-yl)thio)-N-(2-(trifluoromethyl)phenyl)acetamide (CAS 477330-74-8)
- 2-((4-(4-Bromophenyl)-5-(pyridin-3-yl)-4H-1,2,4-triazol-3-yl)thio)-N-(3-(trifluoromethyl)phenyl)acetamide (CAS 477329-98-9)
- 2-((4-(4-Bromophenyl)-5-(pyridin-4-yl)-4H-1,2,4-triazol-3-yl)thio)-N-(2-(trifluoromethyl)phenyl)acetamide (CAS 477330-66-8)
- 2-((4-(4-Bromophenyl)-5-(pyridin-4-yl)-4H-1,2,4-triazol-3-yl)thio)-N-(3-(trifluoromethyl)phenyl)acetamide (CAS 477329-21-8)
- 2-((5-(2-Bromophenyl)-4-phenyl-4H-1,2,4-triazol-3-yl)thio)-N-(2-(trifluoromethyl)phenyl)acetamide (CAS 332934-92-6)
- N-(2-bromophenyl)-2-((6-(4-chlorophenyl)-3-cyano-4-phenylpyridin-2-yl)thio)acetamide (CAS 332127-41-0)
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Recommended Standards
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- N-(4-fluorophenyl)-2-(2-formylphenoxy)acetamide (CAS 428489-90-1)
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