339010-20-7 4-{[(4-chlorobenzoyl)oxy]imino}-1-(4-nitrophenyl)piperidine KS-00003CG1 CAS 339010-20-7
| CAS No. | 339010-20-7 |
| Molecular Formula | C18H16ClN3O4 |
| Molecular Weight | 373.79 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.
339010-20-7 4-{[(4-chlorobenzoyl)oxy]imino}-1-(4-nitrophenyl)piperidine KS-00003CG1 (CAS 339010-20-7) is a high-purity analytical reference standard with the molecular formula C18H16ClN3O4 and a molecular weight of 373.79 g/mol.
Structurally, 339010-20-7 4-{[(4-chlorobenzoyl)oxy]imino}-1-(4-nitrophenyl)piperidine KS-00003CG1 (C18H16ClN3O4) contains a flavonoid core, an amide group, a hydroxyl group, an ether linkage, chlorine substitution. The molecule exhibits a degree of unsaturation (DBE) of 12.0, corresponding to approximately 12 ring(s) or double-bond equivalent(s). With a molecular weight of 373.79 g/mol, it falls into the moderately-high-molecular-weight range. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.
CATO manufactures 339010-20-7 4-{[(4-chlorobenzoyl)oxy]imino}-1-(4-nitrophenyl)piperidine KS-00003CG1 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 | C18H16ClN3O4 |
| Molecular Weight | 373.79 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) | 12.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 3 |
Related chlorobenzoyl Standards
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Recommended Standards
- (E)-{[3-nitro-4-(pyrrolidin-1-yl)phenyl]methylidene}amino 4-chlorobenzoate (CAS 329929-02-4)
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- (5-(Ethoxymethyl)isoxazol-3-yl)methanamine (CAS 893749-25-2)
- 4-((4-Hydroxy-9,10-dioxo-9,10-dihydroanthracen-1-yl)amino)phenyl methanesulfonate (CAS 1594-08-7)
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- 4,4'-(Perfluoropropane-2,2-diyl)bis(2-bromophenol) (CAS 189039-61-0)
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- (4-Bromophenyl)(2-chloropyridin-4-yl)methanone (CAS 868390-64-1)
- Semaglutide impurity 214 (CAS CATO-C4X-2226214)
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