| CAS No. | 850253-53-1 |
| Molecular Formula | C46H80O4P2 |
| Molecular Weight | 759.07 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
(R)-(+)-4,4'-Bis[di(3,5-xylyl)phosphino]-3,3'-bi(1,2-methylenedioxybenzene) (R)-(+)-5,5'-Bis[di(3,5-xylyl)phosphino]-4,4'-bi-1,3-benzodioxole (R)-(+)-DM-SEGPHOS(regR) 850253-53-1 D4499 (CAS 850253-53-1), molecular formula C46H80O4P2 and molecular weight 759.07 g/mol, is a CATO reference standard with documented purity and traceability.
Structurally, (R)-(+)-4,4'-Bis[di(3,5-xylyl)phosphino]-3,3'-bi(1,2-methylenedioxybenzene) (R)-(+)-5,5'-Bis[di(3,5-xylyl)phosphino]-4,4'-bi-1,3-benzodioxole (R)-(+)-DM-SEGPHOS(regR) 850253-53-1 D4499 (C46H80O4P2) contains a phosphate ester group, a carboxylic acid group, a hydroxyl group, an ether linkage, a polycyclic aromatic system. The molecule exhibits a degree of unsaturation (DBE) of 7.0, corresponding to approximately 7 ring(s) or double-bond equivalent(s). With a molecular weight of 759.07 g/mol, it falls into the high-molecular-weight range. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
CATO manufactures (R)-(+)-4,4'-Bis[di(3,5-xylyl)phosphino]-3,3'-bi(1,2-methylenedioxybenzene) (R)-(+)-5,5'-Bis[di(3,5-xylyl)phosphino]-4,4'-bi-1,3-benzodioxole (R)-(+)-DM-SEGPHOS(regR) 850253-53-1 D4499 under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.
| Molecular Formula | C46H80O4P2 |
| Molecular Weight | 759.07 g/mol |
| 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) | 7.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1987 |