| CAS No. | 2169224-36-4 |
| Molecular Formula | C14H11ClF2N4OS |
| Molecular Weight | 356.78 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Compared with other compounds in its class, the molecular weight of 356.78 g/mol gives 1-(4-((3-Amino-5-chloropyrazin-2-yl)thio)-3,3-difluoroindolin-1-yl)ethan-1-one distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
1-(4-((3-Amino-5-chloropyrazin-2-yl)thio)-3,3-difluoroindolin-1-yl)ethan-1-one (CAS 2169224-36-4), molecular formula C14H11ClF2N4OS and molecular weight 356.78 g/mol, is a CATO reference standard with documented purity and traceability.
Structurally, 1-(4-((3-Amino-5-chloropyrazin-2-yl)thio)-3,3-difluoroindolin-1-yl)ethan-1-one (C14H11ClF2N4OS) contains a nitrogen-containing heterocyclic scaffold, an amide group, sulfur-containing functionality, a hydroxyl group, an ether linkage, fluorine/chlorine substitution. The molecule exhibits a degree of unsaturation (DBE) of 10.0, corresponding to approximately 10 ring(s) or double-bond equivalent(s). With a molecular weight of 356.78 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).
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.
| Molecular Formula | C14H11ClF2N4OS |
| Molecular Weight | 356.78 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, 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) | 10.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1998 |
| Halogen Content | F/Cl-containing |
| Nitrogen Atoms | 4 |
| Sulfur Atoms | 1 |