tert-Butyl-calix[4]arene tetrakis[2-(diphenylphosphoryl)ethyl ether] CAS 171979-66-1
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 171979-66-1 |
| Molecular Formula | C100H108O8P4 |
| Molecular Weight | 1561.82 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
tert-Butyl-calix[4]arene tetrakis[2-(diphenylphosphoryl)ethyl ether] (CAS 171979-66-1) is a pharmaceutical standards certified reference material from CATO. Molecular formula: C100H108O8P4. Molecular weight: 1561.82 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
Physical & Chemical Properties
| Molecular Formula | C100H108O8P4 |
| Molecular Weight | 1561.82 g/mol |
| Purity | 97%+ |
| Storage | Store at room temperature, protect from light, keep sealed and dry |
| 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) | 47.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2006 |
Recommended Standards
- K-F-H-E-K-H-H-S-H-R-G-Y (CAS 127637-03-0)
- 1,1,2,2-Tetrakis(3'-([2,2':6',2''-terpyridin]-4'-yl)-[1,1'-biphenyl]-3-yl)ethene (CAS 2467796-31-1)
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- Semaglutide impurity 203 (CAS CATO-C4X-2226203)
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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- Technical support: +86 13829788188 / jacky.chen@cato-chem.com