5-Chloro-3-(2,4-dichlorophenyl)-[1,2,4]triazolo[4,3-c]quinazoline CAS 129177-22-6
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 129177-22-6 |
| Molecular Formula | C15H7Cl3N4 |
| Molecular Weight | 349.60 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
5-Chloro-3-(2,4-dichlorophenyl)-[1,2,4]triazolo[4,3-c]quinazoline (CAS 129177-22-6) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C15H7Cl3N4. Molecular weight: 349.60 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C15H7Cl3N4 |
| Molecular Weight | 349.60 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 DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 13.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1993 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 4 |
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Recommended Standards
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