5-(2-(1H-Benzo[d]imidazol-2-yl)ethyl)-3-(4-chlorophenyl)-1,2,4-oxadiazole CAS 929845-29-4
| CAS No. | 929845-29-4 |
| Molecular Formula | C17H13ClN4O |
| Molecular Weight | 324.76 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
5-(2-(1H-Benzo[d]imidazol-2-yl)ethyl)-3-(4-chlorophenyl)-1,2,4-oxadiazole (CAS 929845-29-4) is a high-purity analytical reference standard with the molecular formula C17H13ClN4O and a molecular weight of 324.76 g/mol.
5-(2-(1H-Benzo[d]imidazol-2-yl)ethyl)-3-(4-chlorophenyl)-1,2,4-oxadiazole (C17H13ClN4O) contains a steroid core, an amide group, a hydroxyl group, an ether linkage, chlorine substitution. Halogen substitution raises its density and boiling point; these physicochemical properties determine the optimal preparation and storage of its standard solutions. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.
This reference standard is suitable for quantitative analysis on major chromatographic platforms including HPLC, GC, LC-MS/MS, and GC-MS, serving as an external calibration standard or a system suitability test reference material.
As a certified reference material (CRM), 5-(2-(1H-Benzo[d]imidazol-2-yl)ethyl)-3-(4-chlorophenyl)-1,2,4-oxadiazole 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.
Physical & Chemical Properties
| Molecular Formula | C17H13ClN4O |
| Molecular Weight | 324.76 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 13.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1987 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 4 |
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Recommended Standards
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- N'-isobutyryl-3-(1H-pyrrol-1-yl)thiophene-2-carbohydrazide (CAS 478050-39-4)
- 8-Methoxychroman-3-amine (CAS 112904-73-1)
- (3R,5S)-5-(5-Ethyl-1H-1,2,4-triazol-3-yl)pyrrolidin-3-ol dihydrochloride (CAS 2137143-76-9)
- 1-[3-Chloro-5-(trifluoromethyl)phenyl]cyclobutanecarbonitrile (CAS 1314772-15-0)
- 2-((5-Methyl-1H-benzo[d]imidazol-2-yl)thio)-N-(4-methylbenzyl)acetamide (CAS 852413-77-5)
- Ethyl 4-(allylamino)-3-aminobenzoate (CAS 1220029-61-7)
- 2,5-Dimethyl-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)aniline (CAS 2268778-20-5)
- Semaglutide impurity 103 (CAS 1446013-07-5)
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