Beta-Tocopherol CAS 148-03-8
Purity >95%In StockPharmaceutical Standards
| CAS No. | 148-03-8 |
| Molecular Formula | C28H48O2 |
| Molecular Weight | 416.68 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
High-purity Beta-Tocopherol (CAS 148-03-8) pharmaceutical standards reference standard. Molecular formula: C28H48O2. Molecular weight: 416.68 g/mol. Produced by CATO, one of China's leading reference material manufacturers, with COA documentation and global shipping.
Physical & Chemical Properties
| Molecular Formula | C28H48O2 |
| Molecular Weight | 416.68 g/mol |
| Appearance | Off-white to pale yellow crystalline powder |
| Purity | >95% |
| Storage | Store at room temperature |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | May oxidize slowly on prolonged air exposure |
| Degree of Unsaturation (DBE) | 5.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1957 |
Related Beta Standards
- Tocopherol (CAS 1406-66-2)
- (+)-gamma-Tocopherol (CAS 54-28-4)
- β-Tocopherol (CAS 16698-35-4)
- b-Tocopherol-d3(major) (CAS 936230-75-0)
- Tocopherol Impurity 4 (CAS 3808-26-2)
- alpha-Tocopherol quinone (CAS 62726-91-4)
- (2S)-α-Tocopherol (Mixture of Diastereomers) (CAS 1411583-24-8)
- (2R)-α-Tocopherol (Mixture of Diastereomers) (CAS 895518-38-4)
Recommended Standards
- rac-beta-Tocopherol (CAS 48223-98-9)
- rac-5, 7--Dimethyltocol (CAS 493-35-6)
- Fluopimomide (CAS 1309859-39-9)
- Tert-butyl 1,2,6-triazaspiro[2.5]oct-1-ene-6-carboxylate (CAS 1620483-21-7)
- 4-(Difluoromethoxy)fluorobenzene (CAS 34888-09-0)
- Methyl 4-(4-chloro-2-methylphenoxy)-3-nitrobenzoate (CAS 478246-29-6)
- Eltrombopag Impurity 155 (CAS CATO-C4X-1198155)
- 6-Chloro-2-(2-ethoxyphenyl)quinoline-4-carbonyl chloride (CAS 1160263-36-4)
- (3-(Chloromethyl)-2,4,6-trimethylphenyl)(diphenylphosphoryl)methanone (CAS 1444690-54-3)
- Insulin Degludec Impurity 25 (CAS CATO-C4X-215725)
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