4-(4-Ethoxyphenyl)-5-methyloxazol-2(3H)-one CAS 313684-12-7
| CAS No. | 313684-12-7 |
| Molecular Formula | C12H13NO3 |
| Molecular Weight | 219.24 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
4-(4-Ethoxyphenyl)-5-methyloxazol-2(3H)-one (CAS 313684-12-7) is a high-purity analytical reference standard with the molecular formula C12H13NO3 and a molecular weight of 219.24 g/mol.
Based on its molecular formula C12H13NO3, 4-(4-Ethoxyphenyl)-5-methyloxazol-2(3H)-one contains an amino-acid-derived structure, an amide group, a hydroxyl group, an ether linkage; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 219.24 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The presence of an aromatic ring or conjugated system gives the compound characteristic absorption bands in the UV-Vis region, making it well suited to UV or diode-array detection (DAD).
CATO manufactures 4-(4-Ethoxyphenyl)-5-methyloxazol-2(3H)-one under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C12H13NO3 |
| Molecular Weight | 219.24 g/mol |
| Appearance | Off-white to pale yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 7.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Nitrogen Atoms | 1 |
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- 1-(2-Ethoxyphenyl)-1H-1,2,4-triazole-3,5-diamine (CAS 723725-62-0)
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Recommended Standards
- 4-(4-Aminobenzoyl)piperazin-2-one (CAS 926221-91-2)
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- 4-(3-Methyl-[1,2,4]triazolo[4,3-b]pyridazin-6-yl)morpholine (CAS 56383-11-0)
- 4-(4-Isocyanatophenoxy)tetrahydro-2H-pyran (CAS 892501-94-9)
- 4-(2-(3,4-Dichlorophenyl)-1H-imidazol-1-yl)piperidine (CAS 1447961-49-0)
- Thevetin B DISCONTINUED (CAS 27127-79-3)
- N2,N2-Dimethylbenzoxazole-2,6-diamine (CAS 460068-00-2)
- 6-Dehydrocortisol 21-Hydrogen Succinate (CAS CATO-C4X-140157)
- N-(5-bromopyridin-2-yl)-2,2-dimethylbutanamide (CAS 944775-40-0)
- 2-[2-(2,5-Dimethyl-1H-pyrrol-1-yl)thiophen-3-yl]-5-methylpyrazolo[1,5-a]pyrimidin-7-ol (CAS 439111-86-1)
- 9-Methyl-3-phenyl-4a,9-dihydro-[1,3,4]thiadiazino[5,6-b]indol-4a-ol (CAS 189688-10-6)
- (R)-Benzyl 3-(2-chloro-N-methylacetamido)pyrrolidine-1-carboxylate (CAS 1354006-71-5)
- 2-Cyclopropyl-3,6-difluorophenol (CAS 2451902-59-1)
- Semaglutide Impurity 16 (CAS CATO-C4X-222616)
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