3,3',5,5'-Tetra-tert-butyl-2,2'-dihydroxybiphenyl CAS 6390-69-8
Purity >95%In StockPharmaceutical Standards
| CAS No. | 6390-69-8 |
| Molecular Formula | C28H42O2 |
| Molecular Weight | 410.63 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Description
3,3',5,5'-Tetra-tert-butyl-2,2'-dihydroxybiphenyl (CAS 6390-69-8) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C28H42O2. Molecular weight: 410.63 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C28H42O2 |
| Molecular Weight | 410.63 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| Purity | >95% |
| Storage | Store at room temperature, 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) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1958 |
Related Tetra Standards
- 2-3-4-6-Tetra-O-acetyl-α-D-mannopyranosyl bromide - stabilised with 2% CaCO3 (CAS 13242-53-0)
- 2,3,4,6-Tetra-o-acetyl-alpha-galactosylpyranosyl bromide (CAS 529493-92-3)
- 1,1,6,6-Tetra(thiophen-2-yl)hexane (CAS 1228246-25-0)
- C-(2-3-4-6-Tetra-O-acetyl-1-azido-1-deoxy-α-D-galactopyranosyl)formamide (CAS 180904-09-0)
- Tetra-N-Pentyltin (CAS 3765-65-9)
- 3,3',5,5'-Tetra(1H-imidazol-1-yl)-1,1'-biphenyl (CAS 1373155-12-4)
- 3,3',5,5'-Tetra(1H-pyrazol-4-yl)-1,1'-biphenyl (CAS 2630939-88-5)
- 5-(2-3-4-6-Tetra-O-acetyl-β-D-galactopyranosyl) tetrazole (CAS 64714-42-7)
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