4-(3-Nitrophenyl)-2,6-diphenylpyridine CAS 65130-18-9
| CAS No. | 65130-18-9 |
| Molecular Formula | C23H16N2O2 |
| Molecular Weight | 352.39 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
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.
4-(3-Nitrophenyl)-2,6-diphenylpyridine (CAS 65130-18-9) is a high-purity analytical reference standard with the molecular formula C23H16N2O2 and a molecular weight of 352.39 g/mol.
Based on its molecular formula C23H16N2O2, 4-(3-Nitrophenyl)-2,6-diphenylpyridine contains a steroid core, an amide group, a hydroxyl group, an ether linkage; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 352.39 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).
As a certified reference material (CRM), 4-(3-Nitrophenyl)-2,6-diphenylpyridine 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 | C23H16N2O2 |
| Molecular Weight | 352.39 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at 2-8°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) | 17.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1975 |
| Nitrogen Atoms | 2 |
Related Nitrophenyl Standards
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Recommended Standards
- 3-Phenyl-6-(pyridin-2-ylmethoxy)imidazo[5,1-a]phthalazine (CAS 391197-24-3)
- 4-(4-Fluorophenoxy)-6-(methylthio)-1-phenyl-1H-pyrazolo[3,4-d]pyrimidine (CAS 341968-31-8)
- 3,7,7-Trimethyl-4-(4-nitrophenyl)-2,4,6,7,8,9-hexahydro-5H-pyrazolo[3,4-b]quinolin-5-one (CAS 370588-25-3)
- 4-(4-Isopropylphenyl)-5-methyl-2-(4-nitrobenzyl)-2,4-dihydro-3H-1,2,4-triazol-3-one (CAS 860785-33-7)
- N,N-Dimethylcyclopentanamine (CAS 18636-91-4)
- N-(4-Amino-2-methylphenyl)-3-(2-ethoxyethoxy)-benzamide (CAS 1020055-09-7)
- (R)-6-isopropylchroman-4-amine hcl (CAS 676134-24-0)
- 8-(4-Fluorophenyl)-8-oxooctanenitrile (CAS 898767-15-2)
- Cyclohexyl 3-(morpholinomethyl)phenyl ketone (CAS 898792-42-2)
- 5-Chloro-3-(2-methoxypropan-2-yl)-1,2,4-thiadiazole (CAS 1433887-48-9)
- trimethyl-[2-(3,4,5-trifluorophenyl)ethynyl]silane (CAS 299411-43-1)
- 3-(3-Nitrophenyl)imidazolidine-2,4-dione (CAS 62101-56-8)
- 4-Bromo-2-chloro-5-(trifluoromethoxy)phenol (CAS 1824642-82-1)
- Neuroendocrine Regulatory Peptide-1 (human) (H-6622.1000) (CAS 954420-50-9)
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