{2-[(4-chlorophenyl)sulfanyl]pyridin-3-yl}methyl N-(4-chlorophenyl)carbamate CAS 339278-47-6
| CAS No. | 339278-47-6 |
| Molecular Formula | C19H14Cl2N2O2S |
| Molecular Weight | 405.30 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Under current pharmacopoeial and regulatory frameworks, quality-control requirements for this class of reference material explicitly involve the control of targets including {2-[(4-chlorophenyl)sulfanyl]pyridin-3-yl}methyl N-(4-chlorophenyl)carbamate.
{2-[(4-chlorophenyl)sulfanyl]pyridin-3-yl}methyl N-(4-chlorophenyl)carbamate (CAS 339278-47-6), molecular formula C19H14Cl2N2O2S and molecular weight 405.30 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C19H14Cl2N2O2S, {2-[(4-chlorophenyl)sulfanyl]pyridin-3-yl}methyl N-(4-chlorophenyl)carbamate contains a steroid core, an amide group, a sulfone group, a hydroxyl group, an ether linkage, chlorine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 405.30 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
The assigned purity is verified by mass-balance and quantitative NMR (qNMR) approaches, with the expanded uncertainty reported at a 95% confidence level (k=2). Batch homogeneity and stability are independently assessed for every lot.
Physical & Chemical Properties
| Molecular Formula | C19H14Cl2N2O2S |
| Molecular Weight | 405.30 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) | 13.0 |
| 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
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Recommended Standards
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- (E)-[1-(4-Methyl-2-phenyl-1,3-thiazol-5-yl)ethylidene]amino 3,4-dichlorobenzoate (CAS 477858-07-4)
- Ethyl 4-((2,4-dichlorophenyl)thio)-2-phenylpyrimidine-5-carboxylate (CAS 477854-69-6)
- Methyl 4-(3-ethyl-1,2,4-oxadiazol-5-yl)benzoate (CAS 1421261-37-1)
- Tetramethyl 5,5,8-trimethyl-5,6-dihydrospiro[thiopyrano[2,3-c]quinoline-1,2'-[1,3]dithiole]-2,3,4',5'-tetracarboxylate (CAS 305343-76-4)
- N-Benzyl-3-(1H-pyrrol-1-yl)thiophene-2-carboxamide (CAS 1011249-46-9)
- 4-[(1E)-3-(4-Methylphenyl)-3-oxoprop-1-en-1-yl]phenyl 4-methylbenzoate (CAS 298215-38-0)
- 5-Methyl-6-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)nicotinonitrile (CAS 1310384-33-8)
- Rimegepant Impurity 9 (CAS 1190363-46-2)
- Benzyl sec-butyl sulfide (CAS 22336-61-4)
- (1S,4s)-4-(((2,2-difluoroethyl)(methyl)amino)methyl)cyclohexan-1-amine (CAS 2272120-43-9)
- 3-(2H-Tetrazol-5-yl)benzaldehyde (CAS 136689-94-6)
- Semaglutide Impurity 161 (x TFA Salt) (CAS CATO-C4X-2226161)
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