| CAS No. | 250-85-1 |
| Molecular Formula | C6H4Se2 |
| Molecular Weight | 234.02 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Selenopheno[2,3-b]selenophene (CAS 250-85-1) is a high-purity analytical reference standard with the molecular formula C6H4Se2 and a molecular weight of 234.02 g/mol.
Owing to an aromatic ring system, Selenopheno[2,3-b]selenophene is typically off-white to pale yellow crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 234.02 g/mol — guide the selection of appropriate sample preparation and analytical techniques. 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.
CATO manufactures Selenopheno[2,3-b]selenophene under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.
| Molecular Formula | C6H4Se2 |
| Molecular Weight | 234.02 g/mol |
| Appearance | Off-white to pale yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at room temperature |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO |
| Stability | Stable under recommended storage conditions |
| Degree of Unsaturation (DBE) | 5.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1957 |