2-(2-Nitrophenyl)-4-(pyren-1-ylmethylene)oxazol-5(4H)-one CAS 71977-22-5
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 71977-22-5 |
| Molecular Formula | C26H14N2O4 |
| Molecular Weight | 418.40 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
2-(2-Nitrophenyl)-4-(pyren-1-ylmethylene)oxazol-5(4H)-one (CAS 71977-22-5) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C26H14N2O4. Molecular weight: 418.40 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C26H14N2O4 |
| Molecular Weight | 418.40 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| 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 |
| Degree of Unsaturation (DBE) | 21.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1977 |
| Nitrogen Atoms | 2 |
Related Nitrophenyl Standards
- 2-(4-Nitrophenyl)-4-(pyren-1-ylmethylene)oxazol-5(4H)-one (CAS 88351-54-6)
- n-(3-Nitrophenyl)-n-(phenylsulfonyl)benzenesulfonamide (CAS 1114824-00-8)
- 1-(3-Nitrophenyl)-2-((5-(4-pentylcyclohexyl)-1,3,4-oxadiazol-2-yl)thio)ethan-1-one (CAS 860611-30-9)
- N-(4-(3-Nitrophenyl)thiazol-2-yl)-4-phenoxybenzamide (CAS 313404-06-7)
- N-(4-nitrophenyl)-4-((2-oxo-5-(trifluoromethyl)pyridin-1(2H)-yl)methyl)benzamide (CAS 339025-38-6)
- 4-[(E)-[(4-Nitrophenyl)methylidene]amino]phenyl 4-chlorobenzene-1-sulfonate (CAS 331460-93-6)
- 6-(3-Nitrophenyl)-4,5-dihydropyridazin-3(2H)-one (CAS 52239-76-6)
- Bis-(4-nitrophenyl)suberate (CAS 49759-35-5)
Recommended Standards
- 2-((((9H-Fluoren-9-yl)methoxy)carbonyl)amino)-2-(2-nitrophenyl)acetic acid (CAS 915696-44-5)
- (R)-2-((((9H-fluoren-9-yl)methoxy)carbonyl)amino)-2-(4-nitrophenyl)acetic acid (CAS 1998701-00-0)
- 2,4-Dichloro-N-(4-(4-pentylcyclohexyl)phenyl)benzamide (CAS 478041-26-8)
- N-(2,3-Dimethylphenyl)-3,5-dimethyl-1-(phenylmethyl)-1H-pyrazole-4-acetamide (CAS 1189723-76-9)
- 4-{2-[(3-Bromobenzyl)oxy]ethyl}piperidinehydrochloride (CAS 1220038-82-3)
- 3-(4-Chlorophenoxy)-8-((diisobutylamino)methyl)-7-hydroxy-2-(trifluoromethyl)-4H-chromen-4-one (CAS 685861-37-4)
- 2-Methoxy-6-(3-thienyl)pyridine (CAS 740804-52-8)
- 6-Bromo-1H-pyrrolo[3,2-b]pyridin-5-amine (CAS 1820666-14-5)
- 3-(Cyclopropanesulfonamido)phenylboronic acid (CAS 1072945-67-5)
- Retatrutide (CAS 2381089-83-2)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
- Worldwide shipping with full export documentation (HS code guidance available)
- Technical support: +86 13829788188 / jacky.chen@cato-chem.com