Methyl 2-chloro-3-(2-chloro-5-(4-(difluoromethyl)-3-methyl-5-oxo-4,5-dihydro-1H-1,2,4-triazol-1-yl)-4-fluorophenyl)propanoate CAS 128621-71-6
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 128621-71-6 |
| Molecular Formula | C14H12Cl2F3N3O3 |
| Molecular Weight | 398.16 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Methyl 2-chloro-3-(2-chloro-5-(4-(difluoromethyl)-3-methyl-5-oxo-4,5-dihydro-1H-1,2,4-triazol-1-yl)-4-fluorophenyl)propanoate (CAS 128621-71-6) is a pharmaceutical standards certified reference material from CATO. Molecular formula: C14H12Cl2F3N3O3. Molecular weight: 398.16 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
Physical & Chemical Properties
| Molecular Formula | C14H12Cl2F3N3O3 |
| Molecular Weight | 398.16 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, 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) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1993 |
| Halogen Content | F/Cl-containing |
| Nitrogen Atoms | 3 |
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Recommended Standards
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- 2-(But-3-yn-1-yl)-2,3-dihydro-1h-isoindole (CAS 1341521-22-9)
- 2-(methoxymethyl)-4-(piperidin-3-yl)pyrimidine dihydrochloride (CAS 1221723-30-3)
- 3-Formyl-4-iodobenzoic acid (CAS 1289087-01-9)
- 6-(6-aminopurin-9-yl)-2-[(4-nitrophenyl)methoxy]-2-oxidanylidene-4a,6,7,7a-tetrahydro-4H-furo[3,2-d][1,3,2]dioxaphosphinin-7-ol 6-(6-aminopurin-9-yl)-2-[(4-nitrophenyl)methoxy]-2-oxo-4a,6,7,7a-tetrahydro-4H-furo[3,2-d][1,3,2]dioxaphosphorin-7-ol 6286-46-0 A834047 (CAS 6286-46-0)
- Semaglutide impurity 84 (CAS CATO-C4X-222684)
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