CAS Registry Number

CAS 3141-27-3 — 2,5-Dibromothiophene

2,5-Dibromothiophene is a brominated heterocyclic compound primarily used as a building block in organic synthesis, particularly for pharmaceutical intermediates, agrochemicals, and advanced materials like conductive polymers. It features a thiophene ring with bromine substituents at the 2 and 5 positions, enabling selective functionalization. Catalogue details: CAS 3141-27-3, molecular formula C4H2Br2S, molecular weight 241.93 g/mol, stored at ambient conditions. Hazard classification includes a signal word of *Warning* for acute toxicity and environmental hazards. Molekula supplies 2,5-Dibromothiophene from research to bulk quantities with full documentation and ISO 9001:2015 traceability.