Ethyl 5-(3,4-dichlorophenyl)-1,3,4-oxadiazole-2-carboxylate CAS 68496-92-4
| CAS No. | 68496-92-4 |
| Molecular Formula | C11H8Cl2N2O3 |
| Molecular Weight | 287.10 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
As a certified reference material (CRM), Ethyl 5-(3,4-dichlorophenyl)-1,3,4-oxadiazole-2-carboxylate meets the metrological traceability requirements of ISO/IEC 17025 laboratories. Batch-to-batch consistency is monitored via control charts to guarantee comparable assigned values across lots.
CATO supplies Ethyl 5-(3,4-dichlorophenyl)-1,3,4-oxadiazole-2-carboxylate (CAS 68496-92-4), a certified reference material (molecular formula C11H8Cl2N2O3, MW 287.10 g/mol) for analytical method development and quality control.
Based on its molecular formula C11H8Cl2N2O3, Ethyl 5-(3,4-dichlorophenyl)-1,3,4-oxadiazole-2-carboxylate contains a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage, chlorine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 287.10 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C11H8Cl2N2O3 |
| Molecular Weight | 287.10 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor, low volatility) |
| 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 methanol, ethanol, 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.) | 1976 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 2 |
Related Ethyl Standards
- Ethyl 3-(3,4-dichlorophenyl)-[1,2,4]oxadiazole-5-carboxylate (CAS 1053656-34-0)
- 2-[1-(2,4-dichlorophenyl)-5-oxo-4,5-dihydro-1H-pyrazol-3-yl]acetic acid (CAS 1094361-21-3)
- Ethyl 5-(3,4-dichlorophenyl)-[1,2,4]oxadiazole-3-carboxylate (CAS 163719-79-7)
- 1-(2,4-Dichlorophenyl)-N-methyl-4-nitro-1H-pyrazol-5-amine (CAS 318238-13-0)
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Recommended Standards
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- 4-((Azetidin-3-yloxy)methyl)pyridine (CAS 1309315-36-3)
- 2-chloro-1-(dimethyl-1,3-oxazol-5-yl)ethan-1-one (CAS 1512604-21-5)
- Ac, Gastrin Releasing Peptide (20-27), porcine (CAS 77714-20-6)
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