N-(4-{[(4-chlorophenyl)sulfanyl]methyl}phenyl)thiophene-2-carboxamide CAS 338398-88-2
| CAS No. | 338398-88-2 |
| Molecular Formula | C18H14ClNOS2 |
| Molecular Weight | 359.89 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
The occurrence of N-(4-{[(4-chlorophenyl)sulfanyl]methyl}phenyl)thiophene-2-carboxamide is closely related to a steroid core, an amide group, sulfur-containing functionality, a hydroxyl group, an ether linkage, chlorine substitution in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.
N-(4-{[(4-chlorophenyl)sulfanyl]methyl}phenyl)thiophene-2-carboxamide (CAS 338398-88-2), molecular formula C18H14ClNOS2 and molecular weight 359.89 g/mol, is a CATO reference standard with documented purity and traceability.
Structurally, N-(4-{[(4-chlorophenyl)sulfanyl]methyl}phenyl)thiophene-2-carboxamide (C18H14ClNOS2) contains a steroid core, an amide group, sulfur-containing functionality, a hydroxyl group, an ether linkage, chlorine substitution. The molecule exhibits a degree of unsaturation (DBE) of 12.0, corresponding to approximately 12 ring(s) or double-bond equivalent(s). With a molecular weight of 359.89 g/mol, it falls into the moderately-high-molecular-weight range. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
As a certified reference material (CRM), N-(4-{[(4-chlorophenyl)sulfanyl]methyl}phenyl)thiophene-2-carboxamide 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 | C18H14ClNOS2 |
| Molecular Weight | 359.89 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 12.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 2 |
Related N Standards
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Recommended Standards
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- 2-Chloro-4-(furan-3-yl)pyrimidine (CAS 124959-29-1)
- Z-N-Me-Ser(tBu)-OH . DCHA (C-4100.0001) (CAS 117106-19-1)
- Ethyl 2-(2-chloro-5-fluorophenoxy)acetate (CAS 1716-86-5)
- 5,6-Bis(bromomethyl)pyrazine-2,3-dicarbonitrile (CAS 189701-21-1)
- (1-(o-Tolyl)pyrrolidin-3-yl)methanol (CAS 1017444-74-4)
- 4-(4-(tert-Butyl)-6-hydroxypyrimidin-2-yl)piperazin-2-one (CAS 1355173-21-5)
- 2-Chloro-5-methoxy-4-methylbenzonitrile (CAS 1891233-39-8)
- Insulin Degludec Impurity 9 (CAS CATO-C4X-21579)
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