4-{[(4-Fluoro-3-nitrophenyl)imino]methyl}phenyl 4-methylbenzenecarboxylate CAS 331460-65-2
| CAS No. | 331460-65-2 |
| Molecular Formula | C21H15FN2O4 |
| Molecular Weight | 378.35 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-{[(4-Fluoro-3-nitrophenyl)imino]methyl}phenyl 4-methylbenzenecarboxylate (CAS 331460-65-2) is a high-purity analytical reference standard with the molecular formula C21H15FN2O4 and a molecular weight of 378.35 g/mol.
Structurally, 4-{[(4-Fluoro-3-nitrophenyl)imino]methyl}phenyl 4-methylbenzenecarboxylate (C21H15FN2O4) contains a flavonoid core, an amide group, a hydroxyl group, an ether linkage, fluorine substitution. The molecule exhibits a degree of unsaturation (DBE) of 15.0, corresponding to approximately 15 ring(s) or double-bond equivalent(s). With a molecular weight of 378.35 g/mol, it falls into the moderately-high-molecular-weight range. 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).
CATO manufactures 4-{[(4-Fluoro-3-nitrophenyl)imino]methyl}phenyl 4-methylbenzenecarboxylate 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.
Physical & Chemical Properties
| Molecular Formula | C21H15FN2O4 |
| Molecular Weight | 378.35 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor) |
| 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; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 15.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Halogen Content | F-containing |
| Nitrogen Atoms | 2 |
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Recommended Standards
- 3-Cyano-6-(3,4-dimethoxyphenyl)pyridin-2-yl 4-fluorobenzoate (CAS 252026-48-5)
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- 2-Amino-7,7-dimethyl-5-oxo-4-(4-(trifluoromethoxy)phenyl)-5,6,7,8-tetrahydro-4H-chromene-3-carbonitrile (CAS 340808-47-1)
- 6-Amino-3-tert-butyl-4-[4-(trifluoromethoxy)phenyl]-2H,4H-pyrano[2,3-c]pyrazole-5-carbonitrile (CAS 625369-04-2)
- 2-Fluoro-3-(trifluoromethoxy)aniline (CAS 1159512-64-7)
- 2-((4-Allyl-5-propyl-4H-1,2,4-triazol-3-yl)thio)acetic acid (CAS 1416344-13-2)
- 3-[2-(sec-Butyl)-4-chlorophenoxy]piperidinehydrochloride (CAS 1219972-71-0)
- 5-(4-fluorophenyl)-3-[(2,3,3-trichloroacryloyl)amino]thiophene-2-carboxamide (CAS 648410-18-8)
- EThyl 2-isocyano-4-methylpentanoate (CAS 33140-29-3)
- (2-(P-tolyl)oxazol-4-yl)methanamine (CAS 802618-33-3)
- (R)-1-(Thiophen-2-yl)propan-1-amine hydrochloride (CAS 1807940-47-1)
- 2',5'-Dichloro-3-(difluoromethoxy)-2-fluoro-1,1'-biphenyl (CAS 1361477-80-6)
- (2-Fluoro-5-methylphenyl)(piperazin-1-yl)methanone (CAS 1831497-10-9)
- Semaglutide Impurity 139 (CAS CATO-C4X-2226139)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
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- Technical support: +86 18665070610 / Nicole.chen@cato-chem.com