5-Methyl-3-oxo-2,3-dihydro-1H-1,2,4-triazole-1-carbonyl chloride CAS 54945-02-7
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 54945-02-7 |
| Molecular Formula | C4H4ClN3O2 |
| Molecular Weight | 161.55 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Order 5-Methyl-3-oxo-2,3-dihydro-1H-1,2,4-triazole-1-carbonyl chloride (CAS 54945-02-7) pharmaceutical standards reference standard from CATO: ISO 17034 accredited producer, 130,000+ catalog items in stock. Molecular formula: C4H4ClN3O2. Molecular weight: 161.55 g/mol. COA included with every batch.
Physical & Chemical Properties
| Molecular Formula | C4H4ClN3O2 |
| Molecular Weight | 161.55 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (slight halide-like odor, faint amine-like odor) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry, keep tightly closed to prevent evaporation |
| 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) | 4.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1972 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 3 |
Recommended Standards
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- 3-(2-Chlorophenyl)-3H-[1,2,3]triazolo[4,5-b]pyridine (CAS 62052-09-9)
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