Premium building block C₇H₅BrO₃

4-Bromo-3-hydroxybenzoic acid CAS 14348-38-0 is a premium, multifunctional aromatic building block engineered for complexity-driven synthesis. Its core value lies in the strategic placement of three distinct, orthogonally reactive functional groups on a benzene ring, making it an indispensable tool for convergent molecular construction in advanced research and development.