4-(2-Bromobenzylidene)-2-(4-nitrophenyl)oxazol-5(4H)-one CAS 90124-88-2
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 90124-88-2 |
| Molecular Formula | C16H9BrN2O4 |
| Molecular Weight | 373.16 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
4-(2-Bromobenzylidene)-2-(4-nitrophenyl)oxazol-5(4H)-one (CAS 90124-88-2) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C16H9BrN2O4. Molecular weight: 373.16 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C16H9BrN2O4 |
| Molecular Weight | 373.16 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor) |
| 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) | 13.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1982 |
| Halogen Content | Br-containing |
| Nitrogen Atoms | 2 |
Related Bromobenzylidene Standards
- 4-((2-Bromobenzylidene)amino)-3-(m-tolyl)-1H-1,2,4-triazole-5(4H)-thione (CAS 478255-87-7)
- 4-((3-Bromobenzylidene)amino)-3-(m-tolyl)-1H-1,2,4-triazole-5(4H)-thione (CAS 478255-50-4)
- 4-((4-Bromobenzylidene)amino)-3-(m-tolyl)-1H-1,2,4-triazole-5(4H)-thione (CAS 478256-00-7)
- 3-(5-(4-Bromobenzylidene)-4-oxo-2-thioxothiazolidin-3-yl)propanoic acid (CAS 299950-16-6)
- 3-((3-Bromobenzylidene)amino)-2,5,6-trimethylthieno[2,3-d]pyrimidin-4(3H)-one (CAS 333341-31-4)
- 4-((2-Bromobenzylidene)amino)-3-(2-fluorophenyl)-1H-1,2,4-triazole-5(4H)-thione (CAS 577763-98-5)
- 4-((3-Bromobenzylidene)amino)-3-(2-fluorophenyl)-1H-1,2,4-triazole-5(4H)-thione (CAS 676245-22-0)
- 4-((3-Bromobenzylidene)amino)-3-(4-fluorophenyl)-1H-1,2,4-triazole-5(4H)-thione (CAS 577996-32-8)
Recommended Standards
- 3-Chloro-2-[(4-chlorophenyl)(1H-1,2,4-triazol-3-yl)methyl]-5-(trifluoromethyl)pyridine (CAS 338407-59-3)
- 5-(3,5-Dichlorophenyl)-1-(3-(trifluoromethyl)benzyl)-1H-tetrazole (CAS 303145-07-5)
- 2-(2,6-Dichloro-4-(trifluoromethyl)phenyl)-4-methylphthalazin-1(2H)-one (CAS 672951-12-1)
- H-Leu-Ala-Leu-Ala-OEt (CAS 81525-84-0)
- 4-(2-Bromoacetyl)-2-methoxybenzonitrile (CAS 945612-61-3)
- Tolindate (CAS 27877-51-6)
- 6-Bromo-5-fluoropyrimidin-4(3H)-one (CAS 1935541-89-1)
- 5-Hydroxy-2,3,7,8-tetrahydrobenzo[g][1,3,6,9,2]tetraoxaphosphacycloundecine 5-oxide (CAS 149300-81-2)
- 1-(4-Fluoro-2-(trifluoromethyl)phenyl)propan-1-one (CAS 239107-26-7)
- (D-Tyr1,N-Me-Phe3)-Neuropeptide FF (H-4752.0001) (CAS 145274-93-7)
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