| CAS No. | 338778-87-3 |
| Molecular Formula | C17H13ClN4S3 |
| Molecular Weight | 404.96 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Compared with other compounds in its class, the molecular weight of 404.96 g/mol gives (E)-5-(2-((4-chlorophenyl)amino)vinyl)-3-(((2-methylthiazol-4-yl)methyl)thio)isothiazole-4-carbonitrile distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
(E)-5-(2-((4-chlorophenyl)amino)vinyl)-3-(((2-methylthiazol-4-yl)methyl)thio)isothiazole-4-carbonitrile (CAS 338778-87-3) is a high-purity analytical reference standard with the molecular formula C17H13ClN4S3 and a molecular weight of 404.96 g/mol.
Structurally, (E)-5-(2-((4-chlorophenyl)amino)vinyl)-3-(((2-methylthiazol-4-yl)methyl)thio)isothiazole-4-carbonitrile (C17H13ClN4S3) contains a nitrogen-containing heterocyclic scaffold, a nitrile group, sulfur-containing functionality, chlorine substitution. The molecule exhibits a degree of unsaturation (DBE) of 13.0, corresponding to approximately 13 ring(s) or double-bond equivalent(s). With a molecular weight of 404.96 g/mol, it falls into the moderately-high-molecular-weight range. 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.
As a certified reference material (CRM), (E)-5-(2-((4-chlorophenyl)amino)vinyl)-3-(((2-methylthiazol-4-yl)methyl)thio)isothiazole-4-carbonitrile 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.
| Molecular Formula | C17H13ClN4S3 |
| Molecular Weight | 404.96 g/mol |
| Purity | 97%+ |
| Storage | Store at room temperature, protect from light |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| 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 | 4 |
| Sulfur Atoms | 3 |