4-Phenyloxazol-5(4H)-one CAS 526213-02-5
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 526213-02-5 |
| Molecular Formula | C9H7NO2 |
| Molecular Weight | 161.16 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Order 4-Phenyloxazol-5(4H)-one (CAS 526213-02-5) pharmaceutical standards reference standard from CATO: ISO 17034 accredited producer, 130,000+ catalog items in stock. Molecular formula: C9H7NO2. Molecular weight: 161.16 g/mol. COA included with every batch.
Physical & Chemical Properties
| Molecular Formula | C9H7NO2 |
| Molecular Weight | 161.16 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (faint amine-like odor) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | May oxidize slowly on prolonged air exposure; 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.) | 1984 |
| Nitrogen Atoms | 1 |
Related Phenyloxazol Standards
- 2-Phenyloxazol-5(4H)-one (CAS 1199-01-5)
- 5-Phenyloxazol-2-ol (CAS 17107-25-4)
- 5-Phenyloxazol-4-amine (CAS 124005-88-5)
- 4-Phenyloxazol-5-amine (CAS 856989-55-4)
- (5-Phenyloxazol-2-yl)methanamine (CAS 112206-31-2)
- (2-Phenyloxazol-4-yl)methanamine (CAS 408352-90-9)
- (2-Phenyloxazol-5-yl)methanamine (CAS 838892-98-1)
- (5-Phenyloxazol-4-yl)methanamine (CAS 933694-58-7)
Recommended Standards
- 4-Phenyl-oxazol-2-ol (CAS 34375-80-9)
- 5-(1H-Imidazol-4-yl)pyrimidin-4-amine (CAS 840529-39-7)
- 4-Phenylisoxazol-5-ol (CAS 53485-13-5)
- 2-(1-Hydroxyethyl) Promazine-d4 Sulfoxide (CAS 1346605-30-8)
- tert-Butyl (1S,4R,5R)-2-azabicyclo[3.2.1]octan-4-ylcarbamate (CAS 2734867-87-7)
- 3-Amino-4-mercaptophenol (CAS 228564-80-5)
- 1-(Cyclohexylmethoxy)-4-iodobenzene (CAS 877603-51-5)
- 5-((4-Iodophenoxy)methyl)furan-2-carbohydrazide (CAS 834913-92-7)
- Hydroxyprogesterone Caproate (CAS 630-56-8)
- Semaglutide impurity 198 (CAS CATO-C4X-2226198)
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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