This compound is an important dibrominated benzoic acid intermediate with two bromine atoms and one carboxyl group on the benzene ring. It is widely used in pharmaceutical synthesis, organic cross-coupling reactions, pesticide intermediates and optoelectronic material preparation. The carboxyl group can undergo esterification, amidation and reduction reactions, while the double bromine sites can participate in Suzuki, Heck and Sonogashira coupling reactions to construct multi-substituted aromatic derivatives. It serves as a key building block for the synthesis of anti-inflammatory, antibacterial, antitumor and nervous system drug intermediates. It is also used in the preparation of functional organic molecules, conjugated polymer monomers and chemical analytical reference standards, and commonly applied in laboratory organic synthetic route development and process optimization.

This chemical is a common halogenated aromatic carboxylic acid with mild irritant properties. Direct skin contact may cause redness, dryness and itching irritation, especially for sensitive skin groups. Eye contact will cause obvious stinging, tearing and conjunctival inflammation, needing immediate flushing with plenty of clean water. Inhalation of fine dust may irritate respiratory mucosa, resulting in throat dryness, cough and slight chest discomfort. Accidental ingestion may cause gastrointestinal nausea, abdominal distension and discomfort. During handling, wear chemical-resistant gloves, protective goggles and dust mask, and operate in a well-ventilated fume hood. Store in sealed, dry, cool and dark place, keep away from strong oxidants, strong alkali and heat sources. Waste residues and waste liquid shall be disposed of in accordance with hazardous chemical regulations; random discharge into water and soil is prohibited to prevent environmental pollution.