| CAS No. | 875458-91-6 |
| Molecular Formula | C18H21ClN2O4S |
| Molecular Weight | 396.89 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
As a certified reference material (CRM), 1-((1-Cyanocyclohexyl)amino)-1-oxopropan-2-yl 4-(5-chlorothiophen-2-yl)-4-oxobutanoate 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.
CATO supplies 1-((1-Cyanocyclohexyl)amino)-1-oxopropan-2-yl 4-(5-chlorothiophen-2-yl)-4-oxobutanoate (CAS 875458-91-6), a certified reference material (molecular formula C18H21ClN2O4S, MW 396.89 g/mol) for analytical method development and quality control.
Based on its molecular formula C18H21ClN2O4S, 1-((1-Cyanocyclohexyl)amino)-1-oxopropan-2-yl 4-(5-chlorothiophen-2-yl)-4-oxobutanoate contains a flavonoid 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 396.89 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
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.
| Molecular Formula | C18H21ClN2O4S |
| Molecular Weight | 396.89 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; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 9.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1987 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 1 |