4-(Pyren-1-ylmethylene)-2-(p-tolyl)oxazol-5(4H)-one CAS 71977-24-7
| CAS No. | 71977-24-7 |
| Molecular Formula | C27H17NO2 |
| Molecular Weight | 387.43 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies 4-(Pyren-1-ylmethylene)-2-(p-tolyl)oxazol-5(4H)-one (CAS 71977-24-7), a certified reference material (molecular formula C27H17NO2, MW 387.43 g/mol) for analytical method development and quality control.
Owing to a steroid core, an amide group, a hydroxyl group, an ether linkage, 4-(Pyren-1-ylmethylene)-2-(p-tolyl)oxazol-5(4H)-one is typically pale yellow to yellow crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 387.43 g/mol — guide the selection of appropriate sample preparation and analytical techniques. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
CATO manufactures 4-(Pyren-1-ylmethylene)-2-(p-tolyl)oxazol-5(4H)-one 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 | C27H17NO2 |
| Molecular Weight | 387.43 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 20.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1977 |
| Nitrogen Atoms | 1 |
Related Pyren Standards
- 4-(Pyren-1-ylmethylene)-2-(m-tolyl)oxazol-5(4H)-one (CAS 88351-56-8)
- 4-(Pyren-1-ylmethylene)-2-(o-tolyl)oxazol-5(4H)-one (CAS 88351-55-7)
- 2-(Pyren-1-ylaminocarbonyl)ethyl Methanethiosulfonate (CAS 384342-64-7)
- (3-(4-(Pyren-1-yl)butanoyl)phenyl)boronic acid (CAS 849611-34-3)
- 2-(Pyren-1-yl)-1,10-phenanthroline (CAS 197852-92-9)
- (2-((Methyl(pyren-2-ylmethyl)amino)methyl)phenyl)boronic acid (CAS 921198-26-7)
- 2-Phenyl-4-(pyren-1-ylmethylene)oxazol-5(4H)-one (CAS 71977-18-9)
- 10-(Pyren-1-yl)decanoic acid (CAS 60177-21-1)
Recommended Standards
- 4-[2-({[(9h-fluoren-9-yl)methoxy]carbonyl}amino)ethyl]benzoic acid (CAS 203453-80-9)
- 4-HYdroxy-3-(4-methoxy-benzyl)-2-oxo-3,5,7,8-tetrahydro-2h-pyrido[4,3-d]pyrimidine-6-carboxylic acid tert-butyl ester (CAS 2092930-02-2)
- 4-(1-((((9H-Fluoren-9-yl)methoxy)carbonyl)amino)ethyl)benzoic acid (CAS 503470-21-1)
- 4-Isobutoxy-N-(2-(pyridin-4-yl)benzo[d]oxazol-5-yl)benzamide (CAS 6008-38-4)
- 2-Bromo-8-methylimidazo[1,2-a]pyridine (CAS 1260809-94-6)
- Ethyl (8-chloro-3-(4-chlorophenyl)pyrido[2,3-b]pyrazin-6-yl)carbamate (CAS 28648-99-9)
- {[1-(4-Fluorophenyl)-1H-pyrazol-4-yl]methyl}amine hydrochloride (CAS 1185300-73-5)
- 1,4-Dibromo-2-chloro-5-methylbenzene (CAS 28667-41-6)
- Vilanterol Impurity 81 (CAS CATO-C4X-193581)
- Propyl 2-(3-oxopiperazin-2-yl)acetate (CAS 90770-36-8)
- Salcaprozate Impurity 1 (CAS 1027911-46-1)
- (S)-2-(3-Fluorobenzyl)pyrrolidine-2-carboxylic acid hydrochloride (CAS 1217605-68-9)
- N-(2-Fluoro-4-iodophenyl)-4-methylbenzamide (CAS 839692-45-4)
- Semaglutide impurity 01 (CAS 1998701-31-7)
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 18665070610 / Nicole.chen@cato-chem.com