| CAS No. | 87245-68-9 |
| Molecular Formula | C18H18N4S2 |
| Molecular Weight | 354.49 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Compared with other compounds in its class, the molecular weight of 354.49 g/mol gives 1,4-Bis((1H-benzo[d]imidazol-2-yl)thio)butane distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
CATO supplies 1,4-Bis((1H-benzo[d]imidazol-2-yl)thio)butane (CAS 87245-68-9), a certified reference material (molecular formula C18H18N4S2, MW 354.49 g/mol) for analytical method development and quality control.
Structurally, 1,4-Bis((1H-benzo[d]imidazol-2-yl)thio)butane (C18H18N4S2) contains a nitrogen-containing heterocyclic scaffold, a nitrile group, sulfur-containing functionality. The molecule exhibits a degree of unsaturation (DBE) of 12.0, corresponding to approximately 12 ring(s) or double-bond equivalent(s). With a molecular weight of 354.49 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 | C18H18N4S2 |
| Molecular Weight | 354.49 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) | 12.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1981 |
| Nitrogen Atoms | 4 |
| Sulfur Atoms | 2 |