2-((5-(4-Bromophenyl)-1,3,4-oxadiazol-2-yl)thio)-N-(2-methyl-4-nitrophenyl)acetamide CAS 332161-44-1
| CAS No. | 332161-44-1 |
| Molecular Formula | C17H13BrN4O4S |
| Molecular Weight | 449.28 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 449.28 g/mol gives 2-((5-(4-Bromophenyl)-1,3,4-oxadiazol-2-yl)thio)-N-(2-methyl-4-nitrophenyl)acetamide distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
2-((5-(4-Bromophenyl)-1,3,4-oxadiazol-2-yl)thio)-N-(2-methyl-4-nitrophenyl)acetamide (CAS 332161-44-1) is a high-purity analytical reference standard with the molecular formula C17H13BrN4O4S and a molecular weight of 449.28 g/mol.
Structurally, 2-((5-(4-Bromophenyl)-1,3,4-oxadiazol-2-yl)thio)-N-(2-methyl-4-nitrophenyl)acetamide (C17H13BrN4O4S) contains a flavonoid core, an amide group, a sulfone group, a hydroxyl group, an ether linkage, bromine substitution. The molecule exhibits a degree of unsaturation (DBE) of 13.0, corresponding to approximately 13 ring(s) or double-bond equivalent(s). With a molecular weight of 449.28 g/mol, it falls into the moderately-high-molecular-weight range. The presence of an aromatic ring or conjugated system gives the compound characteristic absorption bands in the UV-Vis region, making it well suited to UV or diode-array detection (DAD).
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), 2-((5-(4-Bromophenyl)-1,3,4-oxadiazol-2-yl)thio)-N-(2-methyl-4-nitrophenyl)acetamide 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 | C17H13BrN4O4S |
| Molecular Weight | 449.28 g/mol |
| 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) | 13.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Halogen Content | Br-containing |
| Nitrogen Atoms | 4 |
| Sulfur Atoms | 1 |
Related Bromophenyl Standards
- 2-((5-(2-Bromophenyl)-1,3,4-oxadiazol-2-yl)thio)-N-(2-methyl-4-nitrophenyl)acetamide (CAS 332100-78-4)
- 2-((5-(2-Bromophenyl)-1,3,4-oxadiazol-2-yl)thio)-N-(3-nitrophenyl)propanamide (CAS 332114-39-3)
- 2-((5-(2-Bromophenyl)-1,3,4-oxadiazol-2-yl)thio)-N-(4-methyl-3-nitrophenyl)acetamide (CAS 332100-70-6)
- 2-((5-(4-Bromophenyl)-1,3,4-oxadiazol-2-yl)thio)-N-(4-methyl-3-nitrophenyl)acetamide (CAS 332161-29-2)
- 3-(4-((4-Bromophenyl)sulfonyl)piperazin-1-yl)-6-(1H-imidazol-1-yl)pyridazine (CAS 1396849-66-3)
- 2-{[(E)-{[6-(4-bromophenyl)imidazo[2,1-b][1,3]thiazol-5-yl]methylidene}amino]oxy}-1-(morpholin-4-yl)ethan-1-one (CAS 685106-64-3)
- 1-(4-Bromophenyl)-3-(dibenzylamino)pyrrolidine-2,5-dione (CAS 1024631-74-0)
- methyl (1-(2-(4-(4-bromophenyl)-1H-imidazol-2-yl)pyrrolidin-1-yl)-3-methyl-1-oxobutan-2-yl)carbamate (CAS 1615221-96-9)
Recommended Standards
- N-(2-bromo-4-nitrophenyl)-2-((5-(m-tolyl)-1,3,4-oxadiazol-2-yl)thio)acetamide (CAS 337490-43-4)
- N-(2-bromo-4-nitrophenyl)-2-((5-(p-tolyl)-1,3,4-oxadiazol-2-yl)thio)acetamide (CAS 337489-45-9)
- 5,6-Epoxyhexyltriethoxysilane (CAS 167426-89-3)
- tert-Butyl 4-(benzyloxy)-3-iodo-1H-indole-1-carboxylate (CAS 914349-27-2)
- Friedelin (CAS 559-74-0)
- Dequalinium 2*Chloride x*Hydrate (CAS 1255077-34-9)
- 4-Piperidinamine, 4-[(4-chlorophenyl)methyl]- (CAS 885653-43-0)
- Racemic-(2S,6R)-1,2,3,4,5,6-Hexahydro-2,6-Methanobenzo[B]Azocine-11-Carboxylic Acid (CAS 1250884-55-9)
- Upadacitinib Impurity 139 (CAS CATO-C4X-2405139)
- (3S,4R)-4-aminooxolane-3-carboxylic acid (CAS 797038-60-9)
- 2-(Dimethylcarbamoyl)acetic acid (CAS 42783-81-3)
- Solifenacin Impurity 26 (CAS CATO-C4X-105326)
- 4,5-Dibromo-2-hydroxybenzonitrile (CAS 2091692-99-6)
- Peptide 439 (CAS CATO-CPTD788439)
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