CAS Registry Number

CAS 591-18-4 — 1-Bromo-3-iodobenzene

1-Bromo-3-iodobenzene is an aromatic halogenated compound used primarily in organic synthesis, particularly for Suzuki coupling, cross-coupling reactions, and as a building block in pharmaceutical and agrochemical research. It serves as a versatile intermediate for creating substituted aromatic systems due to its dual halogen functionality. This chemical has a CAS number of 591-18-4 and carries no signal word under standard classification, indicating low acute hazard under normal handling conditions. It is available in high purity, typically ≥97%, and is supplied as a solid or liquid depending on formulation. Molekula supplies 1-Bromo-3-iodobenzene from research to bulk quantities with full documentation and ISO 9001:2015 traceability.