| CAS No. | 478042-63-6 |
| Molecular Formula | C16H11F3N2OS |
| Molecular Weight | 336.33 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Compared with other compounds in its class, the molecular weight of 336.33 g/mol gives (2E)-2-({[3-(trifluoromethyl)phenyl]amino}methylidene)-3,4-dihydro-2H-1,4-benzothiazin-3-one distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
(2E)-2-({[3-(trifluoromethyl)phenyl]amino}methylidene)-3,4-dihydro-2H-1,4-benzothiazin-3-one (CAS 478042-63-6), molecular formula C16H11F3N2OS and molecular weight 336.33 g/mol, is a CATO reference standard with documented purity and traceability.
Structurally, (2E)-2-({[3-(trifluoromethyl)phenyl]amino}methylidene)-3,4-dihydro-2H-1,4-benzothiazin-3-one (C16H11F3N2OS) contains a nitrogen-containing heterocyclic scaffold, an amide group, sulfur-containing functionality, a hydroxyl group, an ether linkage, fluorine substitution. The molecule exhibits a degree of unsaturation (DBE) of 11.0, corresponding to approximately 11 ring(s) or double-bond equivalent(s). With a molecular weight of 336.33 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), (2E)-2-({[3-(trifluoromethyl)phenyl]amino}methylidene)-3,4-dihydro-2H-1,4-benzothiazin-3-one 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 | C16H11F3N2OS |
| Molecular Weight | 336.33 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) | 11.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Halogen Content | F-containing |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 1 |