(2-(Methylamino)-5-nitrophenyl)(phenyl)methanone CAS 4958-56-9
| CAS No. | 4958-56-9 |
| Molecular Formula | C14H12N2O3 |
| Molecular Weight | 256.26 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
(2-(Methylamino)-5-nitrophenyl)(phenyl)methanone (CAS 4958-56-9) is a high-purity analytical reference standard with the molecular formula C14H12N2O3 and a molecular weight of 256.26 g/mol.
Based on its molecular formula C14H12N2O3, (2-(Methylamino)-5-nitrophenyl)(phenyl)methanone contains a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 256.26 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
As a certified reference material (CRM), (2-(Methylamino)-5-nitrophenyl)(phenyl)methanone 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 | C14H12N2O3 |
| Molecular Weight | 256.26 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) | 10.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1958 |
| Nitrogen Atoms | 2 |
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Recommended Standards
- 2-[(4-Aminoanilino)carbonyl]benzoic acid (CAS 19336-89-1)
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- (2E,3E)-1-(Furan-2-yl)-3-hydrazinylidene-2-(2-phenylhydrazin-1-ylidene)propan-1-one (CAS 330574-91-9)
- n-(Cyclohexylmethyl)-4-methylpyridin-3-amine (CAS 1339598-74-1)
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- 2-((4-Methoxyphenyl)sulfonyl)-N-(5-(trifluoromethyl)-1,3,4-thiadiazol-2-yl)acetamide (CAS 339014-02-7)
- 2-(Phenoxymethyl)furan (CAS 4437-23-4)
- (2S,3R)-3-((tert-Butoxycarbonyl)amino)oxetane-2-carboxylic acid (CAS 2012574-98-8)
- Semaglutide impurity 75 (CAS CATO-C4X-222675)
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