| CAS No. | 474644-86-5 |
| Molecular Formula | C7H5N3S2 |
| Molecular Weight | 195.26 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
N-(1,3,4-Thiadiazol-2-yl)-1-(thiophen-2-yl)methanimine (CAS 474644-86-5) is a high-purity analytical reference standard with the molecular formula C7H5N3S2 and a molecular weight of 195.26 g/mol.
Based on its molecular formula C7H5N3S2, N-(1,3,4-Thiadiazol-2-yl)-1-(thiophen-2-yl)methanimine contains a nitrile group, sulfur-containing functionality, an aromatic ring system; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 195.26 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
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.
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 | C7H5N3S2 |
| Molecular Weight | 195.26 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 7.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Nitrogen Atoms | 3 |
| Sulfur Atoms | 2 |