5-(4-Chloro-3-nitrophenyl)-3-(2,6-difluorophenyl)-1,2,4-oxadiazole CAS 1710644-11-3
| CAS No. | 1710644-11-3 |
| Molecular Formula | C14H6ClF2N3O3 |
| Molecular Weight | 337.67 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 337.67 g/mol gives 5-(4-Chloro-3-nitrophenyl)-3-(2,6-difluorophenyl)-1,2,4-oxadiazole distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
5-(4-Chloro-3-nitrophenyl)-3-(2,6-difluorophenyl)-1,2,4-oxadiazole (CAS 1710644-11-3), molecular formula C14H6ClF2N3O3 and molecular weight 337.67 g/mol, is a CATO reference standard with documented purity and traceability.
Structurally, 5-(4-Chloro-3-nitrophenyl)-3-(2,6-difluorophenyl)-1,2,4-oxadiazole (C14H6ClF2N3O3) contains a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage, fluorine/chlorine substitution. The molecule exhibits a degree of unsaturation (DBE) of 12.0, corresponding to approximately 12 ring(s) or double-bond equivalent(s). With a molecular weight of 337.67 g/mol, it falls into the moderately-high-molecular-weight range. 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.
CATO manufactures 5-(4-Chloro-3-nitrophenyl)-3-(2,6-difluorophenyl)-1,2,4-oxadiazole 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 | C14H6ClF2N3O3 |
| Molecular Weight | 337.67 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 |
| 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) | 12.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1994 |
| Halogen Content | F/Cl-containing |
| Nitrogen Atoms | 3 |
Related Chloro Standards
- 5-(2-Chloro-5-nitrophenyl)-3-(2,6-difluorophenyl)-1,2,4-oxadiazole (CAS 1710644-13-5)
- 2-(2-(3-Chloro-5-(trifluoromethyl)pyridin-2-yl)-2-methylhydrazine-1-carbonyl)cyclopropane-1-carboxylic acid (CAS 1024308-67-5)
- (E)-4-((2-((3-chloro-5-(trifluoromethyl)pyridin-2-yl)amino)ethyl)amino)-4-oxobut-2-enoic acid (CAS 339096-60-5)
- Methyl 1-{[3-chloro-5-(trifluoromethyl)pyridin-2-yl]amino}-5-oxopyrrolidine-3-carboxylate (CAS 339106-08-0)
- 5-(((3-Chloro-5-(trifluoromethyl)pyridin-2-yl)amino)methyl)-4,5-dihydroisoxazole-3-carbohydrazide (CAS 251310-32-4)
- (3-Chloro-4-((tetrahydro-2H-pyran-4-yl)amino)phenyl)boronic acid pinacol ester, 97% (CAS 1056465-07-6)
- 4-[[2-Chloro-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)phenyl]methyl]morpholine (CAS 1092564-33-4)
- 5-Chloro-2-(pivaloylamino)phenylboronic acid pinacol ester (CAS 1409999-52-5)
Recommended Standards
- N-tert-Butyl-2-chloro-4-(tetramethyl-1,3,2-dioxaborolan-2-yl)benzamide (CAS 2377610-51-8)
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- N-(2-chloro-6-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)phenyl)pivalamide (CAS 2390149-52-5)
- N-(2-chloro-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)phenyl)pentanamide (CAS 2246633-90-7)
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