3-(4-Nitrophenyl)-4,5-dihydro-1,2,4-oxadiazol-5-one CAS 19932-97-9
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 19932-97-9 |
| Molecular Formula | C8H5N3O4 |
| Molecular Weight | 207.14 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Order 3-(4-Nitrophenyl)-4,5-dihydro-1,2,4-oxadiazol-5-one (CAS 19932-97-9) pharmaceutical standards reference standard from CATO: ISO 17034 accredited producer, 130,000+ catalog items in stock. Molecular formula: C8H5N3O4. Molecular weight: 207.14 g/mol. COA included with every batch.
Physical & Chemical Properties
| Molecular Formula | C8H5N3O4 |
| Molecular Weight | 207.14 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (faint amine-like odor) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| 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 |
| Degree of Unsaturation (DBE) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1962 |
| Nitrogen Atoms | 3 |
Related Nitrophenyl Standards
- 3-(3-nitrophenyl)-4,5-dihydro-1,2,4-oxadiazol-5-one (CAS 24011-15-2)
- 5-(2-Nitrophenyl)-3H-1,3,4-oxadiazol-2-one (CAS 83725-79-5)
- 5-(3-Nitrophenyl)-3H-1,3,4-oxadiazol-2-one (CAS 83725-80-8)
- 5-(4-Nitrophenyl)-1,3,4-oxadiazol-2-ol (CAS 41125-77-3)
- 1608-36-2 3-(P-NITROPHENYL)-2-PROPENOIC ACID, METHYL ESTER NSC-1323 NSC1323 (CAS 1608-36-2)
- Methyl 3-(3-nitrophenyl)acrylate (CAS 1664-59-1)
- (E)-3-(4-Nitrophenyl)but-2-enoic acid (CAS 179174-16-4)
- 1-(2-Nitrophenyl)butane-1,3-dione (CAS 5463-78-5)
Recommended Standards
- 3-(5-Nitrofuran-2-yl)-1H-pyrazole-4-carbaldehyde (CAS 61619-55-4)
- 2-Methyl-3,5-dinitrobenzonitrile (CAS 948-31-2)
- 3-Hydroxy-6-nitrobenzofuran-2-carbaldehyde (CAS 574708-79-5)
- 2-(5-(4-Chlorophenyl)pyrimidin-2-yl)acetic acid (CAS 38107-00-5)
- N-Methoxy-N,5-dimethylpicolinamide (CAS 1065008-22-1)
- (2E,4E)-6-(((4-((E)-phenyldiazenyl)phenyl)sulfonyl)oxy)hexa-2,4-dien-1-yl 4-((E)-phenyldiazenyl)benzenesulfonate (CAS 78991-75-0)
- 1-((2,3,4,5,6-Pentamethylphenyl)sulfonyl)piperidine-4-carbohydrazide (CAS 590357-06-5)
- tert-Butyl (R)-2-(3,5-difluorobenzyl)piperazine-1-carboxylate (CAS 1240589-09-6)
- 3,5-Bis(propargyloxy)benzoic acid, 97% (CAS 664334-21-8)
- D-Pro31-Tirzepatide (CAS CATO-CPTD788905)
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