(3aR,7aR)-1,3-Dibenzyloctahydro-1H-benzo[d][1,3,2]diazaphosphole 2-oxide CAS 162681-28-9
| CAS No. | 162681-28-9 |
| Molecular Formula | C20H25N2OP |
| Molecular Weight | 340.40 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Under current pharmacopoeial and regulatory frameworks, quality-control requirements for this class of reference material explicitly involve the control of targets including (3aR,7aR)-1,3-Dibenzyloctahydro-1H-benzo[d][1,3,2]diazaphosphole 2-oxide.
(3aR,7aR)-1,3-Dibenzyloctahydro-1H-benzo[d][1,3,2]diazaphosphole 2-oxide (CAS 162681-28-9), molecular formula C20H25N2OP and molecular weight 340.40 g/mol, is a CATO reference standard with documented purity and traceability.
(3aR,7aR)-1,3-Dibenzyloctahydro-1H-benzo[d][1,3,2]diazaphosphole 2-oxide (C20H25N2OP) contains a steroid core, an amide group, organophosphorus functionality, a hydroxyl group, an ether linkage. Its high carbon-to-hydrogen ratio confers good lipid solubility; these physicochemical properties determine the optimal preparation and storage of its standard solutions. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
This reference standard is suitable for quantitative analysis on major chromatographic platforms including HPLC, GC, LC-MS/MS, and GC-MS, serving as an external calibration standard or a system suitability test reference material.
CATO manufactures (3aR,7aR)-1,3-Dibenzyloctahydro-1H-benzo[d][1,3,2]diazaphosphole 2-oxide 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.
Physical & Chemical Properties
| Molecular Formula | C20H25N2OP |
| Molecular Weight | 340.40 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 9.5 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2003 |
| Nitrogen Atoms | 2 |
Recommended Standards
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