4-methyl-1-(3-nitrophenyl)-2,3-dihydro-1H-imidazol-2-one CAS 1520521-95-2
| CAS No. | 1520521-95-2 |
| Molecular Formula | C10H9N3O3 |
| Molecular Weight | 219.20 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO manufactures 4-methyl-1-(3-nitrophenyl)-2,3-dihydro-1H-imidazol-2-one 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.
4-methyl-1-(3-nitrophenyl)-2,3-dihydro-1H-imidazol-2-one (CAS 1520521-95-2), molecular formula C10H9N3O3 and molecular weight 219.20 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C10H9N3O3, 4-methyl-1-(3-nitrophenyl)-2,3-dihydro-1H-imidazol-2-one contains an amino-acid-derived structure, an amide group, a hydroxyl group, an ether linkage; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 219.20 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.
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.
Physical & Chemical Properties
| Molecular Formula | C10H9N3O3 |
| Molecular Weight | 219.20 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (faint amine-like odor) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1992 |
| Nitrogen Atoms | 3 |
Related methyl Standards
- 5-Ethyl-3-(4-nitrophenyl)-1,2,4-oxadiazole (CAS 10185-65-6)
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- 3-(2-Methyl-6-nitrophenyl)isoxazol-5-amine (CAS 1152517-46-8)
- 5-Methyl-2-(3-nitrophenyl)-2,4-dihydro-3H-pyrazol-3-one (CAS 119-16-4)
- 5-Methyl-1-(2-nitrophenyl)-2,3-dihydro-1h-imidazol-2-one (CAS 1197478-23-1)
- 1-(2-nitrophenyl)-3-prop-2-yn-1-ylurea (CAS 1197861-80-5)
- [4-(4-nitrophenyl)-1h-imidazol-2-yl]methanol (CAS 1340189-83-4)
- 5-methyl-1-(3-nitrophenyl)-2,3-dihydro-1H-imidazol-2-one (CAS 13870-56-9)
Recommended Standards
- 5-(3-Methoxyphenyl)-1H-1,2,3-triazole-4-carboxylic acid (CAS 1518803-29-6)
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- Ethyl 5-pyridin-3-yl-1,2,4-oxadiazole-3-carboxylate (CAS 151098-17-8)
- O-(2-methyl-6-nitroquinolin-4-yl)hydroxylamine (CAS 1565729-27-2)
- 3-[4-(Trifluoromethyl)phenyl]phenylacetic acid (CAS 869586-30-1)
- 2-Amino-1,5-anhydro-2,4-dideoxy-D-threo-pentitol (CAS 1350734-61-0)
- Methyl (methylcarbamoyl)formate (CAS 54154-11-9)
- N-(cyclopropylmethyl)cyclohexanecarboxamide (CAS 1090909-73-1)
- 6-chloro-N,N,1-trimethyl-1H-pyrazolo[3,4-d]pyrimidin-4-amine (CAS 2572069-00-0)
- Methyl 3-amino-5-(trifluoromethyl)picolinate (CAS 866775-17-9)
- Thalidomide-O-amido-PEG4-C2-NH2 (CAS 1957236-22-4)
- Tert-butyl 4-(3,3-difluoropyrrolidin-1-yl)piperidine-1-carboxylate (CAS 877125-71-8)
- 6-(2,2,2-Trifluoroethoxy)pyridine-2-carbonitrile (CAS 1256786-21-6)
- Cyclolinopeptide B (CAS 193139-41-2)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
- Worldwide shipping with full export documentation (HS code guidance available)
- Technical support: +86 18665070610 / Nicole.chen@cato-chem.com