10-(3-Nitrophenyl)-14-phenyl-2,9-diazatricyclo[9.4.0.0^{3,8}]pentadeca-1(11),3(8),4,6-tetraen-12-one CAS 330557-62-5
| CAS No. | 330557-62-5 |
| Molecular Formula | C25H21N3O3 |
| Molecular Weight | 411.45 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 411.45 g/mol gives 10-(3-Nitrophenyl)-14-phenyl-2,9-diazatricyclo[9.4.0.0^{3,8}]pentadeca-1(11),3(8),4,6-tetraen-12-one distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
10-(3-Nitrophenyl)-14-phenyl-2,9-diazatricyclo[9.4.0.0^{3,8}]pentadeca-1(11),3(8),4,6-tetraen-12-one (CAS 330557-62-5), molecular formula C25H21N3O3 and molecular weight 411.45 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C25H21N3O3, 10-(3-Nitrophenyl)-14-phenyl-2,9-diazatricyclo[9.4.0.0^{3,8}]pentadeca-1(11),3(8),4,6-tetraen-12-one 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 411.45 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The presence of an aromatic ring or conjugated system gives the compound characteristic absorption bands in the UV-Vis region, making it well suited to UV or diode-array detection (DAD).
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.
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.
Physical & Chemical Properties
| Molecular Formula | C25H21N3O3 |
| Molecular Weight | 411.45 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) | 17.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Nitrogen Atoms | 3 |
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Recommended Standards
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- 4-{[(E)-2-(benzenesulfonyl)-2-nitroethenyl]amino}-N,N-dimethylbenzene-1-sulfonamide (CAS 338397-56-1)
- N-((benzyloxy)carbonyl)-N-(3-chlorophenyl)glycine (CAS 1339085-88-9)
- 2-(6-(2,4-Dimethylphenyl)thiazolo[3,2-b][1,2,4]triazol-5-yl)acetic acid (CAS 1437435-79-4)
- 1,3-diazaspiro[5.5]undecane-2,4-dione (CAS 1340492-22-9)
- N-(4-(9-Phenyl-9H-fluoren-9-yl)phenyl)-[1,1'-biphenyl]-4-amine (CAS 1853122-02-7)
- Isothiazolo[5,4-b]pyridine (CAS 4767-80-0)
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- Ibuprofen Impurity 75 (CAS 51407-46-6)
- 2-((3-Chloro-5-(trifluoromethyl)pyridin-2-yl)oxy)ethan-1-amine hydrochloride (CAS 1208081-06-4)
- Benzyl 5-acetyl-2-oxopiperidine-1-carboxylate (CAS 1958100-85-0)
- Allo-Thr7-Tirzepatide (CAS CATO-CPTD788933)
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