(S)-N-(4-Cyanophenyl)-1-(thiophene-2-carbonyl)pyrrolidine-2-carboxamide CAS 956256-67-0
| CAS No. | 956256-67-0 |
| Molecular Formula | C17H15N3O2S |
| Molecular Weight | 325.38 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 325.38 g/mol gives (S)-N-(4-Cyanophenyl)-1-(thiophene-2-carbonyl)pyrrolidine-2-carboxamide distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
CATO supplies (S)-N-(4-Cyanophenyl)-1-(thiophene-2-carbonyl)pyrrolidine-2-carboxamide (CAS 956256-67-0), a certified reference material (molecular formula C17H15N3O2S, MW 325.38 g/mol) for analytical method development and quality control.
(S)-N-(4-Cyanophenyl)-1-(thiophene-2-carbonyl)pyrrolidine-2-carboxamide (C17H15N3O2S) contains a steroid core, an amide group, a sulfone group, a hydroxyl group, an ether linkage. It is notably hygroscopic, the carboxyl group imparts weak acidity; these physicochemical properties determine the optimal preparation and storage of its standard solutions. 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 | C17H15N3O2S |
| Molecular Weight | 325.38 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) | 12.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1987 |
| Nitrogen Atoms | 3 |
| Sulfur Atoms | 1 |
Recommended Standards
- (E)-N'-(4-methoxybenzylidene)-3-(1H-pyrrol-1-yl)thiophene-2-carbohydrazide (CAS 478076-90-3)
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- Mirogabalin Impurity N82 (CAS 1235479-61-4)
- Semaglutide impurity 86 (CAS CATO-C4X-222686)
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