(E)-{[3-(2-{4-[3-chloro-5-(trifluoromethyl)pyridin-2-yl]piperazin-1-yl}ethoxy)phenyl]methylidene}(methyl)oxidoazanium CAS 321432-40-0
| CAS No. | 321432-40-0 |
| Molecular Formula | C20H22ClF3N4O2 |
| Molecular Weight | 442.86 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
(E)-{[3-(2-{4-[3-chloro-5-(trifluoromethyl)pyridin-2-yl]piperazin-1-yl}ethoxy)phenyl]methylidene}(methyl)oxidoazanium (CAS 321432-40-0) is a high-purity analytical reference standard with the molecular formula C20H22ClF3N4O2 and a molecular weight of 442.86 g/mol.
Based on its molecular formula C20H22ClF3N4O2, (E)-{[3-(2-{4-[3-chloro-5-(trifluoromethyl)pyridin-2-yl]piperazin-1-yl}ethoxy)phenyl]methylidene}(methyl)oxidoazanium contains a steroid core, an amide group, a hydroxyl group, an ether linkage, fluorine/chlorine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 442.86 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.
CATO manufactures (E)-{[3-(2-{4-[3-chloro-5-(trifluoromethyl)pyridin-2-yl]piperazin-1-yl}ethoxy)phenyl]methylidene}(methyl)oxidoazanium 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 | C20H22ClF3N4O2 |
| Molecular Weight | 442.86 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor, low volatility) |
| Purity | 97%+ |
| Storage | Store in a cool place (≤25°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) | 10.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Halogen Content | F/Cl-containing |
| Nitrogen Atoms | 4 |
Related E Standards
- (4-(2-Chloro-4-nitrophenyl)piperazin-1-yl)(3-(4-hydroxyphenyl)-5-methylisoxazol-4-yl)methanone (CAS 1264870-21-4)
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- 5-Chloro-4-iodo-1-(triisopropylsilyl)-1H-pyrrolo[2,3-b]pyridine (CAS 1040682-76-5)
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- N-(2-{4-[3-chloro-5-(trifluoromethyl)pyridin-2-yl]piperazin-1-yl}-2-oxoethoxy)benzamide (CAS 303150-03-0)
- N-(2-Chloro-4,6-dimethylphenyl)-2-((5-(furan-2-yl)-4-(furan-2-ylmethyl)-4H-1,2,4-triazol-3-yl)thio)acetamide (CAS 843616-40-0)
- 2-{N-[2-chloro-5-(trifluoromethyl)phenyl]methanesulfonamido}-N-(2,4-difluorophenyl)acetamide (CAS 478067-38-8)
- 4-((3-Chloro-5-(trifluoromethyl)pyridin-2-yl)(methyl)amino)-5-methyl-2-(4-nitrobenzyl)-2,4-dihydro-3H-1,2,4-triazol-3-one (CAS 860786-15-8)
Recommended Standards
- Rebamipide Impurity 45 (CAS CATO-C4X-152345)
- 2-(4-Methoxyphenyl)-4-oxo-4H-chromen-3-yl 4-chlorobenzene-1-sulfonate (CAS 331460-89-0)
- Rebamipide Impurity 41 (CAS CATO-C4X-152341)
- 4-[(2E)-3-(2H-1,3-Benzodioxol-5-yl)prop-2-enoyl]phenyl 4-chlorobenzene-1-sulfonate (CAS 331460-88-9)
- 2-Methyl-1-(2-phenoxyethyl)piperazine (CAS 1240573-26-5)
- 3-(5-Bromo-2-fluorophenyl)-1,1,1-trifluoropropan-2-one (CAS 1342005-54-2)
- 3-(4-Propoxyphenyl)propanoic acid (CAS 3243-40-1)
- 2-Bromo-4-(2-(4,4-difluoropiperidin-1-yl)ethoxy)pyridine (CAS 2347600-06-8)
- 3-((3-Chloro-4-methylphenyl)amino)-1-(thiophen-2-yl)propan-1-one (CAS 333352-66-2)
- 1-(((Pyridin-4-ylmethyl)amino)methyl)cyclopentan-1-ol (CAS 1490311-04-0)
- tert-Butyl 6-chloro-3,5-dioxohexanoate (CAS 276249-18-4)
- Potassium 5-((4R,5R)-5-hydroxy-4-((S,E)-3-hydroxyoct-1-en-1-yl)-1-phenyl-1,4,5,6-tetrahydrocyclopenta[b]pyrrol-2-yl)pentanoate (CAS 88851-62-1)
- 4-Amino-2-(butylthio)-6-(methylthio)pyrimidine-5-carbonitrile (CAS 647832-47-1)
- Acetyl Hexapeptide-38 (CAS 1400634-44-7)
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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