(11bR)-4-Hydroxy-2,6-bis(4-nitrophenyl)dinaphtho[2,1-d:1',2'-f][1,3,2]dioxaphosphepine 4-oxide CAS 695162-89-1
| CAS No. | 695162-89-1 |
| Molecular Formula | C32H19N2O8P |
| Molecular Weight | 590.48 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Based on its molecular formula C32H19N2O8P, (11bR)-4-Hydroxy-2,6-bis(4-nitrophenyl)dinaphtho[2,1-d:1',2'-f][1,3,2]dioxaphosphepine 4-oxide contains a nitrogen-containing heterocyclic scaffold, an amide group, a phosphate ester group, a hydroxyl group, an ether linkage; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 590.48 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
(11bR)-4-Hydroxy-2,6-bis(4-nitrophenyl)dinaphtho[2,1-d:1',2'-f][1,3,2]dioxaphosphepine 4-oxide (CAS 695162-89-1), molecular formula C32H19N2O8P and molecular weight 590.48 g/mol, is a CATO reference standard with documented purity and traceability.
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.
As a certified reference material (CRM), (11bR)-4-Hydroxy-2,6-bis(4-nitrophenyl)dinaphtho[2,1-d:1',2'-f][1,3,2]dioxaphosphepine 4-oxide meets the metrological traceability requirements of ISO/IEC 17025 laboratories. Batch-to-batch consistency is monitored via control charts to guarantee comparable assigned values across lots.
Physical & Chemical Properties
| Molecular Formula | C32H19N2O8P |
| Molecular Weight | 590.48 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store in a cool place (≤25°C), protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 24.5 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1985 |
| Nitrogen Atoms | 2 |
Related bR Standards
- (11bS)-4-Hydroxy-2,6-bis(4-nitrophenyl)dinaphtho[2,1-d:1’,2’-f][1,3,2]dioxaphosphepine 4-Oxide (CAS 878111-16-1)
- 4-Hydroxy-3-methoxycinnamoyl Methyl Reserpate (Rescimetol) (CAS 35440-49-4)
- 5-Hydroxy-3-(4-methoxyphenyl)-4-oxo-4H-chromen-7-yl 6-O-(6-deoxyhexopyranosyl)hexopyranoside (CAS 53840-60-1)
- 4-Hydroxy-2,6-dimesityl-8,9,10,11,12,13,14,15-octahydrodinaphtho[2,1-d:1',2'-f][1,3,2]dioxaphosphepine 4-oxide (CAS 2043341-47-3)
- 3-Hydroxy Midostaurin (CGP52421) (Mixture of Diastereomers) (CAS 179237-49-1)
- (11bR)-4-Hydroxy-2,6-bis(2,4,6-trimethylphenyl)-4-oxide-dinaphtho[2,1-d:1',2'-f][1,3,2]dioxaphosphepin (CAS 695162-87-9)
- (11bS)-4-Hydroxy-2,6-bis(2,4,6-trimethylphenyl)-4-oxide-dinaphtho[2,1-d:1',2'-f][1,3,2]dioxaphosphepin (CAS 878111-18-3)
- 26-Hydroxy-3,6,9,12,15,18,21,24-octaoxahexacosyl dodecanoate (CAS 106-08-1)
Recommended Standards
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