4'-Methyl-[1,1'-biphenyl]-2-yl benzo[d]oxazole-5-carboxylate CAS 63557-00-6
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 63557-00-6 |
| Molecular Formula | C21H15NO3 |
| Molecular Weight | 329.35 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
4'-Methyl-[1,1'-biphenyl]-2-yl benzo[d]oxazole-5-carboxylate (CAS 63557-00-6) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C21H15NO3. Molecular weight: 329.35 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C21H15NO3 |
| Molecular Weight | 329.35 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| 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) | 15.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1975 |
| Nitrogen Atoms | 1 |
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Recommended Standards
- 4-Fluoro-N-(5-(2-(methylthio)phenyl)-1,3,4-oxadiazol-2-yl)benzamide (CAS 886908-17-4)
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- 4-Amino-3,5-dimethylbenzenesulfonamide (CAS 7356-89-0)
- Sodium zirconium oxide (CAS 12201-48-8)
- 2-{[1,2,4]triazolo[3,4-a]pyridin-3-yl}pyrrolidine (CAS 900641-54-5)
- Heptafluorobutyric Acid (CAS 375-22-4)
- 4-(4-Isopropylphenoxy)-3-methylaniline (CAS 946785-33-7)
- (S)-3-amino-2,2-dimethyl-3-phenylpropan-1-ol (CAS 156406-42-7)
- 7-Amino-2-methyl-1h,5h-pyrazolo[1,5-a]pyrimidin-5-one (CAS 96335-50-1)
- Semaglutide Impurity 152 xTFA (CAS CATO-C4X-2226152)
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