(2,5-Dihydroxyphenyl)bis(4-phenylbutyl)phosphine oxide CAS 1420991-98-5
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1420991-98-5 |
| Molecular Formula | C26H31O3P |
| Molecular Weight | 422.50 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
(2,5-Dihydroxyphenyl)bis(4-phenylbutyl)phosphine oxide (CAS 1420991-98-5) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C26H31O3P. Molecular weight: 422.50 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C26H31O3P |
| Molecular Weight | 422.50 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at room temperature, 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) | 11.5 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1991 |
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Recommended Standards
- (R)-2,5-Dioxopyrrolidin-1-yl 2-((tert-butoxycarbonyl)amino)-3-((4-methylbenzyl)thio)propanoate (CAS 140842-91-7)
- 4-Hydroxyphenyl bis(4-phenylbutyl)phosphinate (CAS 1420992-04-6)
- 3-(3,5-Dimethoxyphenyl)-5-(5-(((3-methylbenzyl)thio)methyl)furan-2-yl)-1,2,4-oxadiazole (CAS 1114908-82-5)
- [(2R,3R,5S)-2-(benzyloxymethyl)-4,4-difluoro-5-hydroxy-tetrahydrofuran-3-yl] benzoate (CAS 1583260-42-7)
- 1-(tert-Butoxy)-2-methylbenzene (CAS 15359-96-3)
- 3-(4-Hydroxyphenyl)-2-(2,2,2-trifluoroacetamido)propanoic acid (CAS 70629-17-3)
- 4-(5-Propyl-1,3,4-oxadiazol-2-yl)benzaldehyde (CAS 1061671-93-9)
- Cyclopenta[c]pyrrole (CAS 250-26-0)
- Ethyl 4-(2-(3-(furan-2-yl)-6-oxopyridazin-1(6H)-yl)acetyl)piperazine-1-carboxylate (CAS 1210500-14-3)
- Semaglutide Impurity 8 (CAS CATO-C4X-22268)
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