4-(4-Chlorophenyl)-2-[(E)-2-(dimethylamino)ethenyl]-6-methylpyridine-3,5-dicarbonitrile CAS 337924-09-1
| CAS No. | 337924-09-1 |
| Molecular Formula | C18H15ClN4 |
| Molecular Weight | 322.79 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 322.79 g/mol gives 4-(4-Chlorophenyl)-2-[(E)-2-(dimethylamino)ethenyl]-6-methylpyridine-3,5-dicarbonitrile distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
4-(4-Chlorophenyl)-2-[(E)-2-(dimethylamino)ethenyl]-6-methylpyridine-3,5-dicarbonitrile (CAS 337924-09-1), molecular formula C18H15ClN4 and molecular weight 322.79 g/mol, is a CATO reference standard with documented purity and traceability.
4-(4-Chlorophenyl)-2-[(E)-2-(dimethylamino)ethenyl]-6-methylpyridine-3,5-dicarbonitrile (C18H15ClN4) contains a nitrogen-containing heterocyclic scaffold, a nitrile group, chlorine substitution. Halogen substitution raises its density and boiling point, its high carbon-to-hydrogen ratio confers good lipid solubility; these physicochemical properties determine the optimal preparation and storage of its standard solutions. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
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 4-(4-Chlorophenyl)-2-[(E)-2-(dimethylamino)ethenyl]-6-methylpyridine-3,5-dicarbonitrile 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 | C18H15ClN4 |
| Molecular Weight | 322.79 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 13.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 4 |
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Recommended Standards
- 3-Chloro-N-(4-(phenylamino)phenyl)benzamide (CAS 420814-14-8)
- 5-Chloro-3-methyl-3,4-dihydro-2H-[1,3'-biquinolin]-2-one (CAS 918646-16-9)
- tert-Butyl 4-chloro-2-oxospiro[indoline-3,3'-pyrrolidine]-1'-carboxylate (CAS 2089314-78-1)
- 2-Chloro-N-(4-(pyridin-4-ylmethyl)phenyl)benzamide (CAS 352666-30-9)
- 1-(3-Bromo-5-fluorophenyl)prop-2-en-1-one (CAS 1512664-95-7)
- Carbaryl (CAS 63-25-2)
- (E)-3-Chloro-2,3-bis(4-methoxyphenyl)acrylaldehyde (CAS 181308-92-9)
- N-(Prop-2-en-1-yl)-3-(trifluoromethyl)benzamide (CAS 303144-91-4)
- n-[(furan-2-yl)methyl]-2-(methylamino)benzamide (CAS 348612-47-5)
- 2,2-Difluorothioacetamide (CAS 180002-32-8)
- Tolcapone 3-O-β-D-glucuronide (CAS 204853-33-8)
- 1-(Cyclopentylcarbonyl)indolin-6-amine (CAS 1019533-47-1)
- 4-(4-(Benzyloxy)phenyl)pyridine (CAS 627906-66-5)
- D-[Ser]11-Semaglutide (CAS CATO-CPTD788629)
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