1-{[3-(4-methoxyphenyl)-2-methyl-1,2-oxazolidin-5-yl]methyl}-3-methyl-2,4-dioxo-1,2,3,4-tetrahydropyrimidine-5-carbonitrile CAS 338399-94-3
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 338399-94-3 |
| Molecular Formula | C18H20N4O4 |
| Molecular Weight | 356.38 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Order 1-{[3-(4-methoxyphenyl)-2-methyl-1,2-oxazolidin-5-yl]methyl}-3-methyl-2,4-dioxo-1,2,3,4-tetrahydropyrimidine-5-carbonitrile (CAS 338399-94-3) pharmaceutical standards reference standard from CATO: ISO 17034 accredited producer, 130,000+ catalog items in stock. Molecular formula: C18H20N4O4. Molecular weight: 356.38 g/mol. COA included with every batch.
Physical & Chemical Properties
| Molecular Formula | C18H20N4O4 |
| Molecular Weight | 356.38 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| 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 |
| Degree of Unsaturation (DBE) | 11.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Nitrogen Atoms | 4 |
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Recommended Standards
- 1,4-Bis[(2-aminoethyl)amino]-5,8-dihydroxy-9,10-anthracenedione (CAS 96555-65-6)
- 1-Benzyl-N-(2,4-dinitrophenyl)piperidin-4-amine (CAS 866150-84-7)
- 1-(4-Ethylphenyl)-4-methyl-6-(trifluoromethyl)-1H,2H,3H-pyrrolo[3,2-c]quinoline (CAS 860789-44-2)
- tert-Butyl 2-(aminomethyl)butanoate (CAS 1372851-48-3)
- 5-Methyl-[2,2'-bipyridine]-3,3'-diol (CAS 137320-34-4)
- 3-Cyclopropylisonicotinic acid (CAS 1256785-01-9)
- (2R,3S,4R,5R,6S)-5-acetamido-2-(acetoxymethyl)-6-(naphthalen-1-yloxy)tetrahydro-2H-pyran-3,4-diyl diacetate (CAS 121356-12-5)
- 2-(1-((((9H-fluoren-9-yl)methoxy)carbonyl)amino)-3,3-dimethylcyclobutyl)acetic acid (CAS 2172125-35-6)
- 5-(2-Methoxyethoxy)furan-2-carbaldehyde (CAS 1541361-25-4)
- Semaglutide Impurity 8 (CAS CATO-C4X-22268)
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