Ethyl 5-[2-(methoxycarbonyl)phenoxy]-3-[3-(trifluoromethyl)phenyl]-1,2,4-triazine-6-carboxylate CAS 338957-81-6
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 338957-81-6 |
| Molecular Formula | C21H16F3N3O5 |
| Molecular Weight | 447.36 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies Ethyl 5-[2-(methoxycarbonyl)phenoxy]-3-[3-(trifluoromethyl)phenyl]-1,2,4-triazine-6-carboxylate (CAS 338957-81-6), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C21H16F3N3O5. Molecular weight: 447.36 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C21H16F3N3O5 |
| Molecular Weight | 447.36 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor, low volatility) |
| 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) | 14.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Halogen Content | F-containing |
| Nitrogen Atoms | 3 |
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- Ethyl 5-{[2-(methoxycarbonyl)phenyl]sulfanyl}-3-[3-(trifluoromethyl)phenyl]-1,2,4-triazine-6-carboxylate (CAS 338957-59-8)
Recommended Standards
- ethyl 2-(diethoxyphosphoryl)-3,3,3-trifluoro-2-[(phenylsulphonyl)amino]propanoate (CAS 256332-83-9)
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- m-PEG8-Br (CAS 1056881-04-9)
- (2E)-3-(4-tert-Butylphenyl)-N-(4-ethoxyphenyl)prop-2-enamide (CAS 256955-14-3)
- N-(4-(4-methylpiperazin-1-yl)phenyl)pivalamide (CAS 289686-55-1)
- (3,4-Dichlorophenyl)(thiophen-2-yl)methanol (CAS 1251297-59-2)
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- 2-(2,4-Dimethoxyphenyl)-1H-imidazo[4,5-b]pyrazine (CAS 88710-36-5)
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Why CATO?
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