Diphenyl ((1H-benzo[d][1,2,3]triazol-1-yl)(4-chlorophenyl)methyl)phosphonate CAS 676562-43-9
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 676562-43-9 |
| Molecular Formula | C25H19ClN3O3P |
| Molecular Weight | 475.86 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies Diphenyl ((1H-benzo[d][1,2,3]triazol-1-yl)(4-chlorophenyl)methyl)phosphonate (CAS 676562-43-9), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C25H19ClN3O3P. Molecular weight: 475.86 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C25H19ClN3O3P |
| Molecular Weight | 475.86 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) | 17.5 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1985 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 3 |
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Recommended Standards
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- 7-Formylquinolin-8-ylbenzoate (CAS 936497-79-9)
- Ethyl 5-methyl-1H-pyrrole-3-carboxylate (CAS 2199-50-0)
- 4-Cyano-5-(difluoromethoxy)pyridine-3-sulfonyl chloride (CAS 924886-42-0)
- 302798-54-5 (Leu31,Pro34)-Neuropeptide Y (13-36) (human, rat) MFCD00672463 (CAS 302798-54-5)
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