| CAS No. | 32305-98-9 |
| Molecular Formula | C31H56O2P2 |
| Molecular Weight | 522.72 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
CATO manufactures (4R,5R)-(-)-4,5-Bis(diphenylphosphinomethyl)-2,2-dimethyl-1,3-dioxolane 32305-98-9 (-)-1,4-BIS(DIPHENYLPHOSPHINO)-1,4-DIDEOXY-2,3-O-ISOPROPYLIDENE-L-THREITOL;(-)-2,3-O-ISOPROPYLIDENE-2,3-DIHYDROXY-1,4-BIS(DIPHENYLPHOSPHINO)BUTANE;(-)-DIOP;(-)-O-ISOPROPYLIDENE-2,3-DIHYDROXY-1,4-BIS(DIPHENYLPHOSPHINO)BUTANE;(2R,3R)-(-)-1,4-BIS(DIPHENYLPHOSPHINO)-2,3-O-ISOPROPYLIDENE-2,3-BUTANEDIOL;(2R,3R)-(-)-2,3-O-ISOPROPYLIDENE-2,3-DIHYDROXY-1,4-BIS(DIPHENYLPHOSPHINO)BUTANE;(2R,3R)-(-)-DIOP;(4R 5R)-(-)-O-ISOPROPYLIDENE-2,3-DIHYDROXY-1,4-BIS(DIPHENYLPHOSPHINO)BUTANE;(4R,5R)-(-)-2,2-DIMETHYL-4,5-BIS((DIPHENYLPHOSPHINO)METHYL)-1,3-DIOXOLANE;(4R,5R)-(-)-4,5-BIS(DIPHENYLPHOSPHINOMETHYL)-2,2-DIMETHYL-1,3-DIOXOLANE;(4R,5R)-(-)-BIS(DIPHENYLPHOSPHINOMETHYL)-2,2-DIMETHYL-1,3-DIOXOLANE;(4R,5R)-4,5-BIS(DIPHENYLPHOSPHINO-METHYL)-2,2-DIMETHYL-1,3-DIOXOLANE;(4R-TRANS)-[(2,2-DIMETHYL-1,3-DIOXOLANE-4,5-DIYL)BIS(METHYLENE)]BIS(DIPHENYLPHOSPHINE);(R,R)-DIOP SC11345 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.
(4R,5R)-(-)-4,5-Bis(diphenylphosphinomethyl)-2,2-dimethyl-1,3-dioxolane 32305-98-9 (-)-1,4-BIS(DIPHENYLPHOSPHINO)-1,4-DIDEOXY-2,3-O-ISOPROPYLIDENE-L-THREITOL;(-)-2,3-O-ISOPROPYLIDENE-2,3-DIHYDROXY-1,4-BIS(DIPHENYLPHOSPHINO)BUTANE;(-)-DIOP;(-)-O-ISOPROPYLIDENE-2,3-DIHYDROXY-1,4-BIS(DIPHENYLPHOSPHINO)BUTANE;(2R,3R)-(-)-1,4-BIS(DIPHENYLPHOSPHINO)-2,3-O-ISOPROPYLIDENE-2,3-BUTANEDIOL;(2R,3R)-(-)-2,3-O-ISOPROPYLIDENE-2,3-DIHYDROXY-1,4-BIS(DIPHENYLPHOSPHINO)BUTANE;(2R,3R)-(-)-DIOP;(4R 5R)-(-)-O-ISOPROPYLIDENE-2,3-DIHYDROXY-1,4-BIS(DIPHENYLPHOSPHINO)BUTANE;(4R,5R)-(-)-2,2-DIMETHYL-4,5-BIS((DIPHENYLPHOSPHINO)METHYL)-1,3-DIOXOLANE;(4R,5R)-(-)-4,5-BIS(DIPHENYLPHOSPHINOMETHYL)-2,2-DIMETHYL-1,3-DIOXOLANE;(4R,5R)-(-)-BIS(DIPHENYLPHOSPHINOMETHYL)-2,2-DIMETHYL-1,3-DIOXOLANE;(4R,5R)-4,5-BIS(DIPHENYLPHOSPHINO-METHYL)-2,2-DIMETHYL-1,3-DIOXOLANE;(4R-TRANS)-[(2,2-DIMETHYL-1,3-DIOXOLANE-4,5-DIYL)BIS(METHYLENE)]BIS(DIPHENYLPHOSPHINE);(R,R)-DIOP SC11345 (CAS 32305-98-9), molecular formula C31H56O2P2 and molecular weight 522.72 g/mol, is a CATO reference standard with documented purity and traceability.
(4R,5R)-(-)-4,5-Bis(diphenylphosphinomethyl)-2,2-dimethyl-1,3-dioxolane 32305-98-9 (-)-1,4-BIS(DIPHENYLPHOSPHINO)-1,4-DIDEOXY-2,3-O-ISOPROPYLIDENE-L-THREITOL;(-)-2,3-O-ISOPROPYLIDENE-2,3-DIHYDROXY-1,4-BIS(DIPHENYLPHOSPHINO)BUTANE;(-)-DIOP;(-)-O-ISOPROPYLIDENE-2,3-DIHYDROXY-1,4-BIS(DIPHENYLPHOSPHINO)BUTANE;(2R,3R)-(-)-1,4-BIS(DIPHENYLPHOSPHINO)-2,3-O-ISOPROPYLIDENE-2,3-BUTANEDIOL;(2R,3R)-(-)-2,3-O-ISOPROPYLIDENE-2,3-DIHYDROXY-1,4-BIS(DIPHENYLPHOSPHINO)BUTANE;(2R,3R)-(-)-DIOP;(4R 5R)-(-)-O-ISOPROPYLIDENE-2,3-DIHYDROXY-1,4-BIS(DIPHENYLPHOSPHINO)BUTANE;(4R,5R)-(-)-2,2-DIMETHYL-4,5-BIS((DIPHENYLPHOSPHINO)METHYL)-1,3-DIOXOLANE;(4R,5R)-(-)-4,5-BIS(DIPHENYLPHOSPHINOMETHYL)-2,2-DIMETHYL-1,3-DIOXOLANE;(4R,5R)-(-)-BIS(DIPHENYLPHOSPHINOMETHYL)-2,2-DIMETHYL-1,3-DIOXOLANE;(4R,5R)-4,5-BIS(DIPHENYLPHOSPHINO-METHYL)-2,2-DIMETHYL-1,3-DIOXOLANE;(4R-TRANS)-[(2,2-DIMETHYL-1,3-DIOXOLANE-4,5-DIYL)BIS(METHYLENE)]BIS(DIPHENYLPHOSPHINE);(R,R)-DIOP SC11345 (C31H56O2P2) contains organophosphorus functionality, a carboxylic acid group, a hydroxyl group, an ether linkage, an aromatic ring system. Its high carbon-to-hydrogen ratio confers good lipid solubility, the carboxyl group imparts weak acidity; these physicochemical properties determine the optimal preparation and storage of its standard solutions. 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.
| Molecular Formula | C31H56O2P2 |
| Molecular Weight | 522.72 g/mol |
| Appearance | Off-white to pale yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at room temperature |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | May oxidize slowly on prolonged air exposure |
| Degree of Unsaturation (DBE) | 4.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1966 |