N-(2-chloro-4-nitrophenyl)-2-((3-cyano-4-phenyl-6-(p-tolyl)pyridin-2-yl)thio)acetamide CAS 332171-38-7
| CAS No. | 332171-38-7 |
| Molecular Formula | C27H19ClN4O3S |
| Molecular Weight | 514.98 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Structurally, N-(2-chloro-4-nitrophenyl)-2-((3-cyano-4-phenyl-6-(p-tolyl)pyridin-2-yl)thio)acetamide (C27H19ClN4O3S) contains a steroid core, an amide group, a sulfone group, a hydroxyl group, an ether linkage, chlorine substitution. The molecule exhibits a degree of unsaturation (DBE) of 20.0, corresponding to approximately 20 ring(s) or double-bond equivalent(s). With a molecular weight of 514.98 g/mol, it falls into the moderately-high-molecular-weight range. 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).
N-(2-chloro-4-nitrophenyl)-2-((3-cyano-4-phenyl-6-(p-tolyl)pyridin-2-yl)thio)acetamide (CAS 332171-38-7) is a high-purity analytical reference standard with the molecular formula C27H19ClN4O3S and a molecular weight of 514.98 g/mol.
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), N-(2-chloro-4-nitrophenyl)-2-((3-cyano-4-phenyl-6-(p-tolyl)pyridin-2-yl)thio)acetamide 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 | C27H19ClN4O3S |
| Molecular Weight | 514.98 g/mol |
| 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) | 20.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 4 |
| Sulfur Atoms | 1 |
Related N Standards
- N-(2-chloro-4-nitrophenyl)-2-((3-cyano-6-phenyl-4-(p-tolyl)pyridin-2-yl)thio)acetamide (CAS 332127-70-5)
- N-(4-chloro-3-nitrophenyl)-2-((3-cyano-4-phenyl-6-(p-tolyl)pyridin-2-yl)thio)acetamide (CAS 332171-37-6)
- N-(4-Chloro-3-nitrophenyl)-2-((3-cyano-6-phenyl-4-(p-tolyl)pyridin-2-yl)thio)acetamide (CAS 332161-66-7)
- 2,8-Bis(3-chloro-5-(trifluoromethyl)pyridin-2-yl)-1,2,4,8-tetraazaspiro[4.5]Decan-3-one (CAS 250713-97-4)
- 4,6-Bis[4-chloro-3-(trifluoromethyl)phenoxy]-2-(methylsulfanyl)pyrimidine (CAS 156592-07-3)
- 6-Chloro-2,4-bis(2-chlorophenyl)-3-(4-chlorophenyl)-3,4-dihydroquinazolin-4-ol (CAS 77549-04-3)
- Ethyl 6-chloro-4-(4-chlorophenyl)-5-[(1E)-{[(2,4-dichlorophenyl)methoxy]imino}methyl]-2-methyl-1,4-dihydropyridine-3-carboxylate (CAS 478261-87-9)
- 1-(5-Chloro-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1-tosyl-1H-indol-3-yl)-2,2-dimethylpropan-1-one (CAS 2390149-39-8)
Recommended Standards
- MB-07811 (CAS 852948-13-1)
- 2-((6-(4-Chlorophenyl)-3-cyano-4-phenylpyridin-2-yl)thio)-N-(4-methyl-3-nitrophenyl)acetamide (CAS 332127-00-1)
- 2-((6-(4-Chlorophenyl)-3-cyano-4-phenylpyridin-2-yl)thio)-N-(3-nitrophenyl)propanamide (CAS 334504-05-1)
- 2-((4-(4-Chlorophenyl)-3-cyano-6-phenylpyridin-2-yl)thio)-N-(4-methyl-3-nitrophenyl)acetamide (CAS 332158-38-0)
- (5S,8R,9S,10S,13S,14S)-10,13-dimethylhexadecahydro-17H-cyclopenta[a]phenanthren-17-one (CAS 1912-61-4)
- 3-(Methylthio)propionaldehyde (CAS 3268-49-3)
- 4-(3-Oxomorpholino)-3-(trifluoromethyl)benzaldehyde (CAS 1260742-09-3)
- 5-(3-(Pyrrolidin-2-yl)prop-1-yn-1-yl)isoxazole (CAS 651314-73-7)
- 2,6-Dimethoxy-3-nitrobenzamide (CAS 55776-15-3)
- 20-HETE (CAS 79551-86-3)
- 6,8-Dichloro-3-(2,4,6-trimethylbenzyl)quinazolin-4(3H)-one (CAS 853334-47-1)
- N-(3-Sulfamoylphenyl)guanidine (CAS 4431-64-5)
- (S)-Azelastine Hydrochloride (CAS 153408-27-6)
- Semaglutide impurity 64 (CAS CATO-C4X-222664)
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