(1-Hydroxycyclohexyl)diphenylphosphine oxide CAS 20187-71-7
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 20187-71-7 |
| Molecular Formula | C18H21O2P |
| Molecular Weight | 300.33 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Order (1-Hydroxycyclohexyl)diphenylphosphine oxide (CAS 20187-71-7) pharmaceutical standards reference standard from CATO: ISO 17034 accredited producer, 130,000+ catalog items in stock. Molecular formula: C18H21O2P. Molecular weight: 300.33 g/mol. COA included with every batch.
Physical & Chemical Properties
| Molecular Formula | C18H21O2P |
| Molecular Weight | 300.33 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| 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) | 8.5 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1962 |
Related Hydroxycyclohexyl Standards
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- ((2-Hydroxycyclohexyl)methyl)diphenylphosphine oxide (CAS 89358-53-2)
- ((Trans-2-hydroxycyclohexyl)methyl)diphenylphosphine oxide (CAS 89358-63-4)
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Recommended Standards
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- 1-Iodo-3-((3-methylcyclobutyl)methoxy)benzene (CAS 1399660-80-0)
- Ethyl 3-(1H-pyrrol-1-yl)benzoate (CAS 83140-93-6)
- Pheophytin a (CAS 603-17-8)
- 4-(4-(Tert-butyl)phenoxy)-3-fluoroaniline (CAS 946785-77-9)
- Peptide Impurity (CAS CATO-CPTD788810)
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