CAS Registry Number

CAS 13195-50-1 — 2-Bromo-5-nitrothiophene

2-Bromo-5-nitrothiophene is a brominated heterocyclic compound primarily used as a building block in organic synthesis, particularly for pharmaceuticals, agrochemicals, and advanced materials. It serves as a key intermediate in the preparation of thiophene-based derivatives due to its reactive bromine and nitro substituents. This chemical has a CAS number of 13195-50-1, a molecular formula of C4H2BrNO2S, and a molecular weight of 208.0332 g/mol. It is stable at ambient storage conditions and carries no signal word for hazard classification. Molekula supplies 2-Bromo-5-nitrothiophene from research to bulk quantities with full documentation and ISO 9001:2015 traceability.