Ethyl 3-[2-(2,4-dichlorobenzoyloxy)ethoxy]-5-[3-(trifluoromethyl)benzamido]-1,2-oxazole-4-carboxylate CAS 303997-13-9
| CAS No. | 303997-13-9 |
| Molecular Formula | C23H17Cl2F3N2O7 |
| Molecular Weight | 561.29 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Ethyl 3-[2-(2,4-dichlorobenzoyloxy)ethoxy]-5-[3-(trifluoromethyl)benzamido]-1,2-oxazole-4-carboxylate (CAS 303997-13-9) is a high-purity analytical reference standard with the molecular formula C23H17Cl2F3N2O7 and a molecular weight of 561.29 g/mol.
Based on its molecular formula C23H17Cl2F3N2O7, Ethyl 3-[2-(2,4-dichlorobenzoyloxy)ethoxy]-5-[3-(trifluoromethyl)benzamido]-1,2-oxazole-4-carboxylate contains a flavonoid core, an amide group, a hydroxyl group, an ether linkage, fluorine/chlorine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 561.29 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.
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 Ethyl 3-[2-(2,4-dichlorobenzoyloxy)ethoxy]-5-[3-(trifluoromethyl)benzamido]-1,2-oxazole-4-carboxylate 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 | C23H17Cl2F3N2O7 |
| Molecular Weight | 561.29 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor, low volatility) |
| Purity | 97%+ |
| Storage | Store in a cool place (≤25°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) | 14.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Halogen Content | F/Cl-containing |
| Nitrogen Atoms | 2 |
Related Ethyl Standards
- {3-[(2,4-dichlorobenzoyloxy)methyl]-4-oxo-3,4-dihydro-2H-1-benzopyran-3-yl}methyl 2,4-dichlorobenzoate (CAS 339028-78-3)
- {3-[(2,4-dichlorobenzoyloxy)methyl]-4-oxo-3,4-dihydro-2H-1-benzothiopyran-3-yl}methyl 2,4-dichlorobenzoate (CAS 339028-82-9)
- {2-[(2,4-dichlorobenzoyloxy)methyl]-1-oxo-1,2,3,4-tetrahydronaphthalen-2-yl}methyl 2,4-dichlorobenzoate (CAS 339028-74-9)
- Ethyl 3-[2-(2,4-dichlorobenzoyloxy)ethoxy]-5-[(E)-[(dimethylamino)methylidene]amino]-1,2-oxazole-4-carboxylate (CAS 303997-07-1)
Recommended Standards
- Fluralaner-13C2-d2-15N (CAS CATO-C4X-21801)
- Fluralaner-d5 (CAS CATO-C4X-21803)
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- 2,7-Bis(4-bromophenyl)-9-hexyl-9H-carbazole (CAS 1884420-79-4)
- 1-(4-Iodophenyl)piperazine hydrochloride (CAS 624726-35-8)
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- Propanedinitrile, 2-(tetrahydro-4-phenyl-2H-pyran-4-yl)- (CAS 1956355-01-3)
- 2-Methoxyethyl 2-amino-7-methyl-5-oxo-4-[4-(trifluoromethyl)phenyl]-4H,5H-pyrano[3,2-c]pyran-3-carboxylate (CAS 625373-18-4)
- Tau Peptide (277-291) trifluoroacetate salt (CAS 330456-40-1)
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