CAS Registry Number

CAS 54663-78-4 — 2-(Tributylstannyl)thiophene

2-(Tributylstannyl)thiophene is an organotin compound featuring a thiophene ring substituted with a tributyltin group, widely used as a precursor in organic synthesis, particularly for stannane-mediated cross-coupling reactions like the Stille coupling. It serves as a key reagent in pharmaceuticals, materials science, and polymer chemistry for constructing complex carbon-carbon bonds. CAS 54663-78-4, molecular formula C16H30SSn, molecular weight 373.18 g/mol. Store at ambient conditions. Hazard classification: Danger (acute toxicity, environmental hazard). Molekula supplies 2-(Tributylstannyl)thiophene from research to bulk quantities with full documentation and ISO 9001:2015 traceability.