6-(4-Chlorophenyl)-1-[(3-chlorophenyl)methyl]-4-(methylsulfanyl)-2-oxo-1,2-dihydropyridine-3-carbonitrile CAS 478042-90-9
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 478042-90-9 |
| Molecular Formula | C20H14Cl2N2OS |
| Molecular Weight | 401.31 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies 6-(4-Chlorophenyl)-1-[(3-chlorophenyl)methyl]-4-(methylsulfanyl)-2-oxo-1,2-dihydropyridine-3-carbonitrile (CAS 478042-90-9), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C20H14Cl2N2OS. Molecular weight: 401.31 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C20H14Cl2N2OS |
| Molecular Weight | 401.31 g/mol |
| Purity | 97%+ |
| Storage | Store at room temperature, 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) | 14.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 1 |
Related Chlorophenyl Standards
- 6-(4-Chlorophenyl)-1-[(4-chlorophenyl)methyl]-4-(methylsulfanyl)-2-oxo-1,2-dihydropyridine-3-carbonitrile (CAS 478042-88-5)
- N-(3-chlorophenyl)-2-((4-chlorophenyl)sulfonamido)-3-methylbutanamide (CAS 317378-12-4)
- 1-(5,6-Bis(4-chlorophenyl)-1,2,4-triazin-3-yl)piperidin-4-ol (CAS 88300-20-3)
- 2-((4-Chlorophenyl)thio)-N-(4-(5-chlorothiophen-2-yl)thiazol-2-yl)acetamide (CAS 899351-09-8)
- 2-(3-Chlorophenyl)-5-(dibromomethyl)benzo[d]oxazole (CAS 1706430-03-6)
- 2-(2-Chlorophenyl)-5-(dibromomethyl)benzo[d]oxazole (CAS 1706464-87-0)
- 6-[(4-Chlorophenyl)sulfanyl]-4-(prop-2-en-1-ylsulfanyl)-8-thia-3,5-diazatricyclo[7.4.0.0^{2,7}]trideca-1(13),2(7),3,5,9,11-hexaene (CAS 478030-02-3)
- Methyl 2-[({2-[(4-chlorophenyl)sulfanyl]phenyl}methyl)sulfanyl]benzoate (CAS 337923-73-6)
Recommended Standards
- 5-(5-Methylhexyl)pyrimidine-2,4(1H,3H)-dione (CAS 41244-64-8)
- 3-Methyl-4-[3-(trifluoromethyl)phenyl]-1-{[3-(trifluoromethyl)phenyl]methyl}-4,5-dihydro-1H-1,2,4-triazol-5-one (CAS 861206-74-8)
- 2-{[(2,6-dichlorophenyl)methyl]sulfanyl}-4-(methylamino)-6-phenylpyrimidine-5-carbonitrile (CAS 320422-46-6)
- 2-((2,4-Dinitrophenyl)amino)-2-methylpropane-1,3-diol (CAS 115052-70-5)
- 3-Methyl-5-(piperidin-3-yl)isoxazole (CAS 1220027-15-5)
- Ramosetron Impurity 18 (CAS 131020-57-0)
- 5-fluoro-2-methoxy-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pyridine (CAS 1315351-46-2)
- 2-(2,2-Difluoro-2h-1,3-benzodioxol-5-yl)-2,2-difluoroacetic acid (CAS 1638764-98-3)
- (-)-4,5-Bis[(2R,5R)-2,5-dimethylphospholanyl](1,2-dimethyl-1,2-dihydropyridazine-3,6-dione)(1,5-cyclooctadiene)rhodium(I) tetrafluoroborate (CAS 908128-78-9)
- Semaglutide-d15 (CAS 910463-68-2(non-labelled))
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
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- Technical support: +86 13829788188 / jacky.chen@cato-chem.com