1,1'-[[(4R,5R)-2,2-Dimethyl-1,3-dioxolane-4,5-diyl]bis(methylene)]bis[1,1-diphenylphosphine oxide] CAS 94665-48-2
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 94665-48-2 |
| Molecular Formula | C31H32O4P2 |
| Molecular Weight | 530.53 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Description
1,1'-[[(4R,5R)-2,2-Dimethyl-1,3-dioxolane-4,5-diyl]bis(methylene)]bis[1,1-diphenylphosphine oxide] (CAS 94665-48-2) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C31H32O4P2. Molecular weight: 530.53 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C31H32O4P2 |
| Molecular Weight | 530.53 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) | 16.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1984 |
Recommended Standards
- Valganciclovir O-Acetyl N-Benzyloxycarbonyl Impurity (CAS 194159-22-3)
- 1,3,2-Dioxaborolane, 2-[6,7-difluoro-3-(methoxymethoxy)-8-[2-[tris(1-methylethyl)silyl]ethynyl]-1-naphthalenyl]-4,4,5,5-tetramethyl- (CAS 2904567-10-6)
- [[(4S,5S)-5-[(Diphenylphosphinyl)methyl]-2,2-dimethyl-1,3-dioxolan-4-yl]methyl]diphenylphosphine oxide (CAS 187989-59-9)
- 1-(2,6-Dichlorobenzyl)piperidin-4-amine hydrochloride (CAS 1261229-68-8)
- 4-(2,3-Dihydrobenzofuran-5-yl)butanal (CAS 1494932-37-4)
- 24425-40-9
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- Semaglutide impurity 51 (CAS CATO-C4X-222651)
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