| CAS No. | 6124-12-5 |
| Molecular Formula | C11H15N3O4S |
| Molecular Weight | 285.32 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Compared with other compounds in its class, the molecular weight of 285.32 g/mol gives Diethyl 2-(((5-methyl-1,3,4-thiadiazol-2-yl)amino)methylene)malonate distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
Diethyl 2-(((5-methyl-1,3,4-thiadiazol-2-yl)amino)methylene)malonate (CAS 6124-12-5) is a high-purity analytical reference standard with the molecular formula C11H15N3O4S and a molecular weight of 285.32 g/mol.
Based on its molecular formula C11H15N3O4S, Diethyl 2-(((5-methyl-1,3,4-thiadiazol-2-yl)amino)methylene)malonate 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 285.32 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).
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), Diethyl 2-(((5-methyl-1,3,4-thiadiazol-2-yl)amino)methylene)malonate 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 | C11H15N3O4S |
| Molecular Weight | 285.32 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 6.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1958 |
| Nitrogen Atoms | 3 |
| Sulfur Atoms | 1 |