2-(P-tolyl)oxazol-5(4H)-one CAS 75152-18-0
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 75152-18-0 |
| Molecular Formula | C10H9NO2 |
| Molecular Weight | 175.18 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
2-(P-tolyl)oxazol-5(4H)-one (CAS 75152-18-0) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C10H9NO2. Molecular weight: 175.18 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C10H9NO2 |
| Molecular Weight | 175.18 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 chloroform, dichloromethane, ethyl acetate, DMSO |
| 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.) | 1978 |
| Nitrogen Atoms | 1 |
Related P Standards
- 3-(p-Tolyl)isoxazol-5(4H)-one (CAS 25755-82-2)
- 5-(p-Tolyl)isoxazol-3-ol (CAS 21053-25-8)
- 5-(M-tolyl)-1,2,4-oxadiazol-3-amine (CAS 1017521-44-6)
- 5-(O-tolyl)-1,2,4-oxadiazol-3-amine (CAS 1017521-47-9)
- 5-(m-tolyl)-1,3,4-oxadiazol-2-amine (CAS 109060-64-2)
- 5-(O-tolyl)-1,3,4-oxadiazol-2-amine (CAS 1750-78-3)
- 3-(p-Tolyl)-1H-1,2,4-triazol-5(4H)-one (CAS 3214-02-6)
- 5-(P-tolyl)-1,2,4-oxadiazol-3-amine (CAS 23275-54-9)
Recommended Standards
- 2-(Prop-2-yn-1-yloxy)benzamide (CAS 66362-34-3)
- 2,4-Dimethylisoindoline-1,3-dione (CAS 83844-42-2)
- 2-(Prop-2-yn-1-yloxy)benzaldehyde oxime (CAS 55241-70-8)
- 2-(4-(3,3-Difluorocyclobutyl)phenyl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane (CAS 2361225-63-8)
- 6-Bromo-1,3-dimethyl-2-oxo-2,3-dihydro-1h-1,3-benzodiazole-5-sulfonamide (CAS 1354950-91-6)
- 2-bromo-1-(bromomethyl)-3-methylbenzene (CAS 66790-58-7)
- 2,6-Dimethylnaphthalene-d12 (CAS 350820-12-1)
- Rizatriptan - API Standards (CAS 144034-80-0)
- 1-[5-(difluoromethyl)-1,2,4-oxadiazol-3-yl]ethan-1-amine hydrochloride (CAS 1423023-87-3)
- Semaglutide Impurity 147 (CAS CATO-C4X-2226147)
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