4-ethyl-1,3-oxazole CAS 54300-20-8
| CAS No. | 54300-20-8 |
| Molecular Formula | C5H7NO |
| Molecular Weight | 97.12 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 97.12 g/mol gives 4-ethyl-1,3-oxazole distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
CATO supplies 4-ethyl-1,3-oxazole (CAS 54300-20-8), a certified reference material (molecular formula C5H7NO, MW 97.12 g/mol) for analytical method development and quality control.
Based on its molecular formula C5H7NO, 4-ethyl-1,3-oxazole contains an amide group, a hydroxyl group, an ether linkage; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 97.12 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).
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
CATO manufactures 4-ethyl-1,3-oxazole 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 | C5H7NO |
| Molecular Weight | 97.12 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 3.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1972 |
| Nitrogen Atoms | 1 |
Related ethyl Standards
- 5-ethyl-1,3-oxazole (CAS 32999-02-3)
- Oxazole-5-carbaldehyde (CAS 118994-86-8)
- 1,2-Oxazole-4-carbaldehyde (CAS 65373-53-7)
- Oxazole-2-carbaldehyde (CAS 65373-52-6)
- Oxazole-2,4-diamine (CAS 832134-07-3)
- Oxazole-4,5-diamine (CAS 936919-07-2)
- 1,3-Oxazole-5-carbonitrile (CAS 68776-61-4)
- Oxazole-2-carbonitrile (CAS 68776-60-3)
Recommended Standards
- 4-Amino-5-methylimidazole (CAS 25271-84-5)
- 4-Ethyl-2H-1,2,3-triazole (CAS 955114-82-6)
- 4-Amino-2H-pyrazin-4-ium-1-ide (CAS 59139-50-3)
- 4-Ethyl-4h-1,2,4-triazole (CAS 43183-55-7)
- Palladium silver alloy (CAS 12735-99-8)
- 4-Amino-5-chloro-8-methoxyquinoline-3-carbohydrazide (CAS 1315374-21-0)
- 7-Iodo-3,4-dihydro-2H-benzo[b][1,4]dioxepine (CAS 306934-90-7)
- 4-(2-Aminoethyl)-1λ⁶-thiane-1,1-dione hydrochloride (CAS 1354951-86-2)
- (6-Phenyldibenzo[b,d]thiophen-4-yl)boronic acid (CAS 1115640-18-0)
- 4-chloro-3-[1-hydroxy-2-(methylamino)ethyl]phenol hydrochloride (CAS 2059975-38-9)
- Adenosine 5’-O-(2-Thiodiphosphate) Trilithium Salt (CAS 73536-95-5)
- 3-Formyl-1-methyl-1H-indole-5-carbonitrile (CAS 860297-14-9)
- Methyl 4-chloro-3-ethoxythiophene-2-carboxylate (CAS 1708401-29-9)
- Palmitoyl Hexapeptide-12 TFA salt (CAS 171263-26-6(Free Base))
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
- Worldwide shipping with full export documentation (HS code guidance available)
- Technical support: +86 18665070610 / Nicole.chen@cato-chem.com