(S)-Propane-1,2-diylbis(diphenylphosphine) CAS 67884-33-7
| CAS No. | 67884-33-7 |
| Molecular Formula | C27H26P2 |
| Molecular Weight | 412.44 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
The assigned purity is verified by mass-balance and quantitative NMR (qNMR) approaches, with the expanded uncertainty reported at a 95% confidence level (k=2). Batch homogeneity and stability are independently assessed for every lot.
(S)-Propane-1,2-diylbis(diphenylphosphine) (CAS 67884-33-7), molecular formula C27H26P2 and molecular weight 412.44 g/mol, is a CATO reference standard with documented purity and traceability.
Structurally, (S)-Propane-1,2-diylbis(diphenylphosphine) (C27H26P2) contains organophosphorus functionality, a polycyclic aromatic system. The molecule exhibits a degree of unsaturation (DBE) of 15.0, corresponding to approximately 15 ring(s) or double-bond equivalent(s). With a molecular weight of 412.44 g/mol, it falls into the moderately-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.
Physical & Chemical Properties
| Molecular Formula | C27H26P2 |
| Molecular Weight | 412.44 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 |
| Stability | 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.) | 1976 |
Related S Standards
- Propane-2,2-diylbis(diphenylphosphane) (CAS 57585-26-9)
- Propane-1,2-diyl diundecanoate (CAS 68227-47-4)
- 5,5'-(Propane-1,3-diylbis(oxy))diisophthalic acid (CAS 433216-78-5)
- Propane-1,2,3-triyl tris(2-mercaptoacetate) (CAS 14974-53-9)
- 4,4'-(Propane-2,2-diyl)bis(2-cyclohexylphenol) (CAS 57100-74-0)
- Propane-2,2-diylbis(2-allyl-4,1-phenylene) diacetate (CAS 1071466-61-9)
- 5,5'-(Propane-2,2-diyl)bis(2-(2-(furan-2-yl)propan-2-yl)furan) (CAS 61093-48-9)
- Propane-2,2-diylbis(4,1-phenylenE) bis(SulfurofluoridatE) (CAS 38184-64-4)
Recommended Standards
- (S)-Fmoc-β-Phe(3-CN)-OH (CAS 507472-23-3)
- 2-((((9H-fluoren-9-yl)methoxy)carbonyl)amino)-3-(4-cyanophenyl)propanoic acid (CAS 265321-37-7)
- (S)-3-((((9H-Fluoren-9-yl)methoxy)carbonyl)amino)-3-(4-cyanophenyl)propanoic acid (CAS 507472-24-4)
- 2-(2-(4-(4-Methoxyphenyl)piperazin-1-yl)ethyl)-6-nitro-2H-benzo[b][1,4]oxazin-3(4H)-one (CAS 866133-23-5)
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