Butane-1,4-diylbis(diphenylphosphineoxide) CAS 4151-27-3
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 4151-27-3 |
| Molecular Formula | C28H28O2P2 |
| Molecular Weight | 458.47 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Butane-1,4-diylbis(diphenylphosphineoxide) (CAS 4151-27-3) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C28H28O2P2. Molecular weight: 458.47 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C28H28O2P2 |
| Molecular Weight | 458.47 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| Purity | 97%+ |
| 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) | 15.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1958 |
Related Butane Standards
- Butane-1,4-diyl didodecanoate (CAS 624-07-7)
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- 1,1'-(Butane-1,4-diyl)bis(3-(3-isothiocyanatophenyl)thiourea) (CAS 711019-86-2)
- 9,9'-(Butane-1,4-diyl)bis(9H-fluorene-9-carboxylic acid) (CAS 1881321-31-8)
- 4,4'-(Butane-2,2-diyl)bis((heptyloxy)benzene) (CAS 1843235-41-5)
- Butane-1,4-diyl bis(1,3-dioxo-1,3-dihydroisobenzofuran-5-carboxylate) (CAS 2899-87-8)
- 5,5'-(Butane-1,4-diylbis(oxy))diisophthalic acid (CAS 113585-35-6)
- 1,1'-(Butane-1,1-diylbis(azanediyl))bis(anthracene-9,10-dione) (CAS 88960-29-6)
Recommended Standards
- (Z)-7-[(2R)-3,5-Dihydroxy-2-[(E,3R)-3-Hydroxy-4-[3-(Trifluoromethyl)Phenoxy]But-1-Enyl]Cyclopentyl]Hept-5-Enoic Acid (CAS 73307-38-7)
- Ethyl 5-(2-(2-((4-methoxyphenyl)amino)-2-oxoacetyl)-1H-pyrrol-1-yl)-1-phenyl-1H-pyrazole-4-carboxylate (CAS 477709-29-8)
- (S,S)-1,2-Bis[(2-methoxyphenyl)phenylphosphino]ethane (CAS 63589-61-7)
- 4-Isobutylpiperazin-1-amine (CAS 70167-75-8)
- rac-Reboxetine (CAS 93851-86-6)
- (3S,8aS)-3-(hydroxymethyl)-octahydropyrrolo[1,2-a]piperazine-1,4-dione (CAS 71018-04-7)
- Roxadustat Impurity 178 (CAS CATO-C4X-2213178)
- 5-Bromo-1-cyclohexyl-6,7-difluorobenzimidazole (CAS 1365271-96-0)
- 1-((Methylsulfonyl)methyl)-3-nitrobenzene (CAS 261924-46-3)
- (Pro3)-Gastric Inhibitory Polypeptide (human) trifluoroacetate salt (CAS 299898-52-5)
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