4-(2-(1-Methylpyridin-4(1H)-ylidene)ethylidene)cyclohexa-2,5-dienone CAS 23302-83-2
| CAS No. | 23302-83-2 |
| Molecular Formula | C20H25N10O10P |
| Molecular Weight | 596.45 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies 4-(2-(1-Methylpyridin-4(1H)-ylidene)ethylidene)cyclohexa-2,5-dienone (CAS 23302-83-2), a certified reference material (molecular formula C20H25N10O10P, MW 596.45 g/mol) for analytical method development and quality control.
Owing to a flavonoid core, an amide group, a phosphate ester group, a hydroxyl group, an ether linkage, 4-(2-(1-Methylpyridin-4(1H)-ylidene)ethylidene)cyclohexa-2,5-dienone is typically pale yellow to yellow crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 596.45 g/mol — guide the selection of appropriate sample preparation and analytical techniques. 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).
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
CATO manufactures 4-(2-(1-Methylpyridin-4(1H)-ylidene)ethylidene)cyclohexa-2,5-dienone 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 | C20H25N10O10P |
| Molecular Weight | 596.45 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| 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 |
| Degree of Unsaturation (DBE) | 13.5 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1963 |
| Nitrogen Atoms | 10 |
Related Methylpyridin Standards
- Tris(2-(3-methylpyridin-2-yl)phenyl)iridium (CAS 639006-72-7)
- 3-(2-Methylpyridin-4-yl)-1-trityl-1H-pyrazolo[4,3-c]pyridin-6-amine (CAS 1431719-90-2)
- (S)-1-(5-((3-((2-Methylpyridin-3-yl)oxy)-5-(pyridin-2-ylthio)pyridin-2-yl)amino)-1,2,4-thiadiazol-3-yl)ethane-1,2-diol (CAS 1138669-65-4)
- 5-Ethyl-2-(3-(4-(4-methylpyridin-2-yl)piperazin-1-yl)propyl)-1-(4-nitrophenyl)-1H-pyrazol-3(2H)-one (CAS 104417-24-5)
- N'-(1-(6-methylpyridin-2-yl)-1H-imidazole-4-carbonyl)-3-(trifluoromethyl)benzenesulfonohydrazide (CAS 478257-76-0)
- N-(4-Methylpyridin-2-yl)-2-(4-oxo-1-phenyl-1,4,6,7-tetrahydropyrazolo[3,4-d]thiazolo[3,2-a]pyrimidin-6-yl)acetamide (CAS 946381-63-1)
- (1-(6-Methylpyridin-2-yl)-1H-imidazol-4-yl)(4-(3-(trifluoromethyl)phenyl)piperazin-1-yl)methanone (CAS 477890-33-8)
- trans-2'-(6-Methylpyridin-2-yl)-3'-(quinoxalin-6-yl)-5',6'-dihydrospiro[cyclohexane-1,7'-pyrrolo[1,2-a]imidazol]-4-ol (CAS 943515-07-9)
Recommended Standards
- 3-Oxo-3H-spiro[isobenzofuran-1,9’-xanthene]-3’,6’-diyl Bis(trifluoromethanesulfonate) (CAS 1195931-66-8)
- Vidarabine Impurity 6 (CAS CATO-C4X-20556)
- Fosaprepitant Impurity 7 (CAS CATO-C4X-11687)
- 5-(2,4-bis(benzyloxy)-5-isopropylphenyl)-N-ethyl-4-iodoisoxazole-3-carboxamide (CAS 747414-22-8)
- Chloromethyl chloroformate (CAS 22128-62-7)
- 3,5-Bis(trifluoromethyl)anisole (CAS 349-60-0)
- 2-(3,5-Dimethylisoxazol-4-yl)-N-hydroxyacetimidamide (CAS 102390-29-4)
- Benzyl methyl(3-oxobutyl)carbamate (CAS 462647-79-6)
- 20515-38-2 Ammonium acetate-D3 azanium;2,2,2-trideuterioacetate (CAS 20515-38-2)
- 5-Hydroxy-2-(((tetrahydro-2H-pyran-2-yl)oxy)methyl)-4H-pyran-4-one (CAS 103893-45-4)
- 3,3-Dimethyl-4-fluorobutyrophenone (CAS 180305-22-0)
- 2-(1-Isopropyl-1H-imidazol-4-yl)ethanamine dihydrochloride (CAS 177268-75-6)
- 2-Isopropylsuccinic acid (CAS 2338-45-6)
- Semaglutide impurity 200 (CAS CATO-C4X-2226200)
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