4-(2-Chlorophenoxy)-3-nitrobenzenecarbaldehyde oxime CAS 338403-52-4
| CAS No. | 338403-52-4 |
| Molecular Formula | C13H9ClN2O4 |
| Molecular Weight | 292.67 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 292.67 g/mol gives 4-(2-Chlorophenoxy)-3-nitrobenzenecarbaldehyde oxime distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
CATO supplies 4-(2-Chlorophenoxy)-3-nitrobenzenecarbaldehyde oxime (CAS 338403-52-4), a certified reference material (molecular formula C13H9ClN2O4, MW 292.67 g/mol) for analytical method development and quality control.
Structurally, 4-(2-Chlorophenoxy)-3-nitrobenzenecarbaldehyde oxime (C13H9ClN2O4) contains a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage, chlorine substitution. The molecule exhibits a degree of unsaturation (DBE) of 10.0, corresponding to approximately 10 ring(s) or double-bond equivalent(s). With a molecular weight of 292.67 g/mol, it falls into the medium-molecular-weight range. 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.
As a certified reference material (CRM), 4-(2-Chlorophenoxy)-3-nitrobenzenecarbaldehyde oxime 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 | C13H9ClN2O4 |
| Molecular Weight | 292.67 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, keep tightly closed to prevent evaporation |
| 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) | 10.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 2 |
Related Chlorophenoxy Standards
- (E)-4-(4-chlorophenoxy)-3-nitrobenzaldehyde oxime (CAS 320416-46-4)
- 2-[4-(4-Chlorophenoxy)phenoxy]propanoicacid (CAS 26129-32-8)
- 3-[(2-chlorophenoxy)methyl]-4-methoxybenzoic acid (CAS 438220-40-7)
- 3-[(4-Chlorophenoxy)methyl]-4-methoxybenzoic acid (CAS 438221-04-6)
- 2-(4-Chlorophenoxy)-N'-(furan-2-ylmethylene)propanehydrazide (CAS 303086-45-5)
- {4-[3-(4-chlorophenoxy)propoxy]phenyl}methanamine (CAS 1156994-13-6)
- 1-(4-(4-Chlorophenoxy)-3-nitrophenyl)ethanone (CAS 93716-97-3)
- 1-[2-(2-chlorophenoxy)ethyl]-6-oxo-1,6-dihydropyridine-3-carboxylic acid (CAS 1423026-82-7)
Recommended Standards
- 3-Nitrobenzyl 2-chloronicotinate (CAS 484666-00-4)
- 4-Chloro-2-(2,6-dioxopiperidin-3-yl)isoindoline-1,3-dione (CAS 244057-36-1)
- 3-Acetyl-5-(4-chlorophenyl)-3aH-pyrrolo[3,4-d]isoxazole-4,6(5H,6aH)-dione (CAS 454473-68-8)
- 4-Chloro-n-(3-hydroxyphenyl)-3-nitrobenzamide (CAS 416887-71-3)
- 1-(2-Methoxypyridin-4-yl)propan-1-one (CAS 880767-50-0)
- Methyl 2-(2-iminopyrimidin-1(2H)-yl)acetate (CAS 775521-08-9)
- 4'-Propyl-[1,1'-bi(cyclohexan)]-4-one (CAS 87625-09-0)
- 3-[1-butyl-5-(pyrrolidine-1-sulfonyl)-1h-1,3-benzodiazol-2-yl]propanoic acid (CAS 790681-55-9)
- (S)-Dimethyl 2-(1,3-dioxoisoindolin-2-yl)pentanedioate (CAS 35457-98-8)
- N1-benzyl-N3,N3,2,2-tetramethylpropane-1,3-diamine (CAS 858010-15-8)
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