4-(3-nitro-benzoyl)-1,3-dihydro-imidazol-2-one CAS 21472-30-0
| CAS No. | 21472-30-0 |
| Molecular Formula | C10H7N3O4 |
| Molecular Weight | 233.18 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Owing to an amino-acid-derived structure, an amide group, a hydroxyl group, an ether linkage, 4-(3-nitro-benzoyl)-1,3-dihydro-imidazol-2-one is typically pale yellow to yellow crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 233.18 g/mol — guide the selection of appropriate sample preparation and analytical techniques. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
CATO supplies 4-(3-nitro-benzoyl)-1,3-dihydro-imidazol-2-one (CAS 21472-30-0), a certified reference material (molecular formula C10H7N3O4, MW 233.18 g/mol) for analytical method development and quality control.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
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 | C10H7N3O4 |
| Molecular Weight | 233.18 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) | 9.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1963 |
| Nitrogen Atoms | 3 |
Related nitro Standards
- (E)-3-(5-Nitro-1-benzofuran-2-yl)-2-propenoic acid (CAS 1135282-87-9)
- 5-[1-(4-Nitro-phenyl)-meth-(Z)-ylidene]-imidazolidine-2,4-dione (CAS 116705-22-7)
- 5-[1-(3-Nitro-phenyl)-meth-(Z)-ylidene]-imidazolidine-2,4-dione (CAS 136949-31-0)
- 2-Acetyl-4-nitro-1H-indene-1,3(2H)-dione (CAS 25125-04-6)
- 3-(4-Nitro-1H-pyrazol-1-yl)benzoic acid (CAS 926193-79-5)
- 3-Nitro-N-(4h-1,2,4-triazol-4-yl)benzamide (CAS 326619-24-3)
- 4-Nitro-1-phenyl-1H-pyrazole-3-carboxylic acid (CAS 701917-03-5)
- 6-Methyl-8-nitro-4-oxo-4H-chromene-3-carbaldehyde (CAS 879559-54-3)
Recommended Standards
- 4-(1H-1,2,4-Triazol-1-yl)-1,3-benzenedicarboxylic acid (CAS 2232127-30-7)
- 4-Hydroxyquinoline-3,8-dicarboxylic acid (CAS 402580-02-3)
- 3-Methyl-1-(4-nitrophenyl)-1H-pyrazole-4,5-dione (CAS 60759-53-7)
- 4-Oxo-1,4-dihydroquinoline-2,6-dicarboxylic acid (CAS 52980-14-0)
- 4-(3-(Dimethylamino)propoxy)-3-fluoroaniline (CAS 221199-31-1)
- (1,2,4-Triazol-1-Yl) Acetic Acid (CAS 28711-29-7)
- 4-(1-Ethyl-1h-imidazol-2-yl)butanal (CAS 1540588-59-7)
- 7-Bromo-1-cyclopropyl-1H-imidazo[4,5-c]pyridine (CAS 1044771-36-9)
- (r)-n-(Furan-2-ylmethyl)-4-(1-hydroxyethyl)benzenesulfonamide (CAS 1212224-40-2)
- N-(2-Methoxyphenyl)-2-(2-methyl-3,5-dioxothiomorpholino)acetamide (CAS 868216-02-8)
- 373-44-4 53A6694PIE Octamethylenediamine 1,8-Octanediamine 3-04-00-00612 (Beilstein Handbook Reference) BRN 1735426 1,8-Diaminooctane EINECS 206-764-3 1,8-Octamethylenediamine 1,8-Octylenediamine UNII-53A6694PIE EC 206-764-3 (CAS 373-44-4)
- 2,3,6-Trichloro-4-(trifluoromethyl)aniline (CAS 86399-04-4)
- N,N-dimethyl-5-((thietan-3-ylamino)methyl)-1,2,4-oxadiazol-3-amine (CAS 1874887-73-6)
- Semaglutide Impurity 16 (CAS CATO-C4X-222616)
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