| CAS No. | 864937-58-6 |
| Molecular Formula | C14H11N3O3S2 |
| Molecular Weight | 333.39 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
As a certified reference material (CRM), N-(7-Methylbenzo[1,2-d:4,3-d']bis(thiazole)-2-yl)-5,6-dihydro-1,4-dioxine-2-carboxamide 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.
N-(7-Methylbenzo[1,2-d:4,3-d']bis(thiazole)-2-yl)-5,6-dihydro-1,4-dioxine-2-carboxamide (CAS 864937-58-6), molecular formula C14H11N3O3S2 and molecular weight 333.39 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C14H11N3O3S2, N-(7-Methylbenzo[1,2-d:4,3-d']bis(thiazole)-2-yl)-5,6-dihydro-1,4-dioxine-2-carboxamide contains a nitrogen-containing heterocyclic scaffold, an amide group, a sulfone group, a hydroxyl group, an ether linkage; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 333.39 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 | C14H11N3O3S2 |
| Molecular Weight | 333.39 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) | 11.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1987 |
| Nitrogen Atoms | 3 |
| Sulfur Atoms | 2 |