5-(Ethylsulfonyl)-4-phenyl-2-thioxo-1,2-dihydropyridine-3-carbonitrile CAS 1708159-46-9
| CAS No. | 1708159-46-9 |
| Molecular Formula | C14H12N2O2S2 |
| Molecular Weight | 304.39 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 304.39 g/mol gives 5-(Ethylsulfonyl)-4-phenyl-2-thioxo-1,2-dihydropyridine-3-carbonitrile distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
5-(Ethylsulfonyl)-4-phenyl-2-thioxo-1,2-dihydropyridine-3-carbonitrile (CAS 1708159-46-9) is a high-purity analytical reference standard with the molecular formula C14H12N2O2S2 and a molecular weight of 304.39 g/mol.
Structurally, 5-(Ethylsulfonyl)-4-phenyl-2-thioxo-1,2-dihydropyridine-3-carbonitrile (C14H12N2O2S2) contains a nitrogen-containing heterocyclic scaffold, an amide group, a sulfone group, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 10.0, corresponding to approximately 10 ring(s) or double-bond equivalent(s). With a molecular weight of 304.39 g/mol, it falls into the moderately-high-molecular-weight range. The high carbon-to-hydrogen ratio imparts good lipophilicity, allowing liquid-liquid extraction with non-polar solvents such as n-hexane or ethyl acetate.
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 5-(Ethylsulfonyl)-4-phenyl-2-thioxo-1,2-dihydropyridine-3-carbonitrile 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 | C14H12N2O2S2 |
| Molecular Weight | 304.39 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°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) | 10.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1994 |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 2 |
Related Ethylsulfonyl Standards
- 4-Ethyl-5-(1-(ethylsulfonyl)piperidin-3-yl)-4H-1,2,4-triazole-3-thiol (CAS 932918-75-7)
- 3-(Ethylsulfonyl)-4-(4-(trifluoromethyl)phenyl)-1H-pyrazole (CAS 1708380-28-2)
- 4-(Ethylsulfonyl)-2'-fluoro-5'-hydroxy-[1,1'-biphenyl]-2-carbonitrile (CAS 1614246-80-8)
- 1-ethylsulfonyl-4-(4-nitrophenyl)piperazine (CAS 544462-63-7)
- 1-(Ethylsulfonyl)-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)piperidine (CAS 2377606-65-8)
- 2-(Ethylsulfonyl)-5-iodothiophene (CAS 412965-13-0)
- (4'-(Ethylsulfonyl)-6-fluoro-[1,1'-biphenyl]-3-yl)boronic acid (CAS 1614246-72-8)
- 5-(Ethylsulfonyl)-4-(4-nitrophenyl)pyrimidin-2-amine (CAS 1707394-08-8)
Recommended Standards
- 1-(2-Methyl-1-(1-methyl-1H-indol-2-yl)propyl)-1H-benzo[d][1,2,3]triazole (CAS 164227-85-4)
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- N-(5-(N,N-Dimethylsulfamoyl)-4,5,6,7-tetrahydrothiazolo[5,4-c]pyridin-2-yl)acetamide (CAS 1448071-63-3)
- 7-(3-Methoxyphenyl)-2-(methylthio)thieno[3,2-d]pyrimidin-4(3H)-one (CAS 1774901-20-0)
- 5-Bromo-2-fluoro-alpha-(trifluoromethyl)benzyl Alcohol (CAS 1039827-16-1)
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- 4-Dimethylamino-1-naphthyl Isothiocyanate[for HPLC Labeling] (CAS 29711-79-3)
- N-(2-(4-(4-Methoxyphenyl)piperazin-1-yl)ethyl)pyrazine-2-carboxamide (CAS 1210693-55-2)
- 1-Methylnaphthalene-6-carboxaldehyde (CAS 102606-09-7)
- 5-(5-Iodo-2-isopropyl-4-methoxyphenoxy)pyrimidine-2,4-diamine hydrochloride (CAS 927887-18-1)
- 5-(3-Chloro-5-fluorophenyl)-3-methyl-5-oxovaleric acid (CAS 845781-51-3)
- 2-(3-Bromo-2-formyl-6-methoxyphenoxy)acetamide (CAS 1427012-13-2)
- 4-Methyl-5-(1H-pyrazol-5-yl)-2-(4-(trifluoromethyl)phenyl)thiazole (CAS 1397198-56-9)
- Semaglutide impurity 73 (CAS CATO-C4X-222673)
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