4-Phenyloxazole CAS 20662-89-9
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 20662-89-9 |
| Molecular Formula | C9H7NO |
| Molecular Weight | 145.16 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
High-purity 4-Phenyloxazole (CAS 20662-89-9) pharmaceutical standards reference standard. Molecular formula: C9H7NO. Molecular weight: 145.16 g/mol. Produced by CATO, one of China's leading reference material manufacturers, with COA documentation and global shipping.
Physical & Chemical Properties
| Molecular Formula | C9H7NO |
| Molecular Weight | 145.16 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 7.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1962 |
| Nitrogen Atoms | 1 |
Related Phenyloxazole Standards
- 5-Phenyloxazole (CAS 1006-68-4)
- 2-Phenyloxazole (CAS 20662-88-8)
- 4-Methyl-5-phenyloxazole (CAS 1008-29-3)
- 2-Methyl-5-phenyloxazole (CAS 3969-09-3)
- 5-Methyl-2-phenyloxazole (CAS 5221-67-0)
- 4-Phenyloxazole-5-carbaldehyde (CAS 1240616-45-8)
- 2-Phenyloxazole-4-carbaldehyde (CAS 20771-08-8)
- 5-Phenyloxazole-2-carboxaldehyde (CAS 96829-89-9)
Recommended Standards
- 4-phenyl-1,2-oxazole (CAS 2439-92-1)
- 5-(hydroxymethyl)-1H-pyrrole-2-carboxylic acid (CAS 98140-76-2)
- 4-Methylpyrido[3,4-d]pyrimidine (CAS 51752-73-9)
- Dimethyl 2-(bromo(4-nitrophenyl)methylene)malonate (CAS 103883-91-6)
- 3-(Tert-butyl)-1h-pyrazole-4-sulfonamide (CAS 1250667-83-4)
- 1-(1-(Aminomethyl)cyclohexyl)ethan-1-ol (CAS 180205-25-8)
- Methyl 3,4-O-Isopropylidene-α-D-galactopyranoside (CAS 40269-01-0)
- 7-Fluoro-1-methyl-1H-indole-3-carboxylic acid (CAS 126921-18-4)
- 1-Benzoyltetrahydropyrimidin-2(1H)-one (CAS 54236-66-7)
- Tirzepatide Impurity 10 (CAS CATO-C4X-324010)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
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- Technical support: +86 13829788188 / jacky.chen@cato-chem.com