3-(4-bromophenyl)-5-ethyl-1,2-oxazole-4-carboxylic acid CAS 1463808-08-3
| CAS No. | 1463808-08-3 |
| Molecular Formula | C12H10BrNO3 |
| Molecular Weight | 296.12 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Under current pharmacopoeial and regulatory frameworks, quality-control requirements for this class of reference material explicitly involve the control of targets including 3-(4-bromophenyl)-5-ethyl-1,2-oxazole-4-carboxylic acid.
3-(4-bromophenyl)-5-ethyl-1,2-oxazole-4-carboxylic acid (CAS 1463808-08-3) is a high-purity analytical reference standard with the molecular formula C12H10BrNO3 and a molecular weight of 296.12 g/mol.
Based on its molecular formula C12H10BrNO3, 3-(4-bromophenyl)-5-ethyl-1,2-oxazole-4-carboxylic acid contains a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage, bromine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 296.12 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
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 3-(4-bromophenyl)-5-ethyl-1,2-oxazole-4-carboxylic acid 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 | C12H10BrNO3 |
| Molecular Weight | 296.12 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry, keep tightly closed to prevent evaporation |
| 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; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1992 |
| Halogen Content | Br-containing |
| Nitrogen Atoms | 1 |
Related bromophenyl Standards
- 3-[5-(2-bromophenyl)-1,3-oxazol-2-yl]propanoic acid (CAS 1016534-16-9)
- 1-(3-Bromophenyl)-5-ethyl-1H-1,2,3-triazole-4-carboxylic acid (CAS 1017402-50-4)
- Ethyl 5-(3-bromophenyl)-1H-1,2,4-triazole-3-carboxylate (CAS 1089179-34-9)
- Methyl 5-(4-bromophenyl)-3-methylisoxazole-4-carboxylate (CAS 1228689-61-9)
- Ethyl5-(4-bromophenyl)oxazole-4-carboxylate (CAS 127919-32-8)
- Ethyl 3-(2-bromophenyl)-1H-1,2,4-triazole-5-carboxylate (CAS 1281498-55-2)
- 1-(3-Bromophenyl)-5-hydroxy-2-(hydroxymethyl)pyridin-4(1H)-one (CAS 1333331-97-7)
- 2-(4-Bromophenyl)-N,N-dimethyl-2H-tetrazole-5-carboxamide (CAS 1396792-22-5)
Recommended Standards
- 3-(3-(4-Bromophenyl)isoxazol-5-yl)propanoic acid (CAS 1422283-25-7)
- 1-(5-Bromo-2-methoxybenzyl)-1H-1,2,3-triazole-4-carbaldehyde (CAS 1481811-77-1)
- 4-Amino-5-bromo-1-(2-methoxyphenyl)pyrimidin-2(1H)-one (CAS 1416438-79-3)
- 3-(2-Bromophenyl)-5-ethylisoxazole-4-carboxylic acid (CAS 1483771-46-5)
- 2-Ethylhexahydropyrrolo[1,2-a]pyrazin-1(2H)-one (CAS 88327-84-8)
- 5-(Methoxycarbonyl)-2-nitrophenyl thiophene-2-carboxylate (CAS 297150-05-1)
- 2-(2-Methoxyphenoxy)-1-(3-(methylthio)pyrrolidin-1-yl)ethan-1-one (CAS 1797611-90-5)
- 3-Methyl-6-[2-(trifluoromethyl)phenyl]-[1,2]oxazolo[5,4-b]pyridine-4-carboxylic acid (CAS 924383-70-0)
- N-(4-Acetyl-2-bromophenyl)acetamide (CAS 101209-08-9)
- 3-Chloro-2-cyclopropylphenol (CAS 1227417-87-9)
- N-(2-ethoxy-3-methylbenzyl)-2-methylbutan-2-amine (CAS 1427020-23-2)
- 2-(2,4-Difluorophenyl)acetamide (CAS 399-34-8)
- 2-(2-Methoxyphenyl)benzo[d]thiazole (CAS 6269-47-2)
- Semaglutide Impurity 21(HO-Ste-L-γGlu-AEEA-AEEA-OH) (CAS 1335440-44-2)
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