4-Methyl-6-(1,2-oxazol-5-yl)-2-[3-(trifluoromethyl)phenyl]-2,3,4,5-tetrahydro-1,2,4-triazine-3,5-dione CAS 477859-33-9
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 477859-33-9 |
| Molecular Formula | C14H9F3N4O3 |
| Molecular Weight | 338.24 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
4-Methyl-6-(1,2-oxazol-5-yl)-2-[3-(trifluoromethyl)phenyl]-2,3,4,5-tetrahydro-1,2,4-triazine-3,5-dione (CAS 477859-33-9) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C14H9F3N4O3. Molecular weight: 338.24 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C14H9F3N4O3 |
| Molecular Weight | 338.24 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) | 11.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Halogen Content | F-containing |
| Nitrogen Atoms | 4 |
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Recommended Standards
- 4-Bromo-3-methyl-N,N-diphenylaniline (CAS 717880-57-4)
- 5-({[3-(trifluoromethyl)anilino]carbonyl}amino)-2,1,3-benzoxadiazol-1-ium-1-olate (CAS 655234-82-5)
- tert-Butyl (4-bromo-1,2-dihydronaphthalen-1-yl)(methyl)carbamate (CAS 1956340-26-3)
- 1-(3,4-Dichlorophenyl)cyclohexane-1-carboxylic acid (CAS 162733-00-8)
- 3-(Piperidin-4-yl)benzenesulfonamide hydrochloride (CAS 2137603-60-0)
- 4-Methoxybicyclo[2.2.1]heptane-1-carboxylic acid (CAS 88888-29-3)
- 3-Fluoro-8-azabicyclo[3.2.1]Octane hydrochloride (CAS 1404196-44-6)
- N-ethyl-1,2,3,4-thiatriazol-5-amine (CAS 52098-73-4)
- 3-[5-(2-Furyl)-1,3,4-thiadiazol-2-yl]piperidine (CAS 1105189-99-8)
- Peptide Impurity 11 X TFA Salt (CAS CATO-CPTD788811)
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