6-Bromo-4H-benzopyran-4-one

6-Bromo-4H-benzopyran-4-one (CAS 51483-92-2, molecular formula C9H5BrO2) is a light yellow crystalline organic synthesis intermediate used in pharmaceutical, agrochemical and materials-science applications, serving as a key raw material for bioactive heterocyclic compounds; its bromine atom and pyrone skeleton make it a useful module for drug molecular modification, particularly in anti-tumor and antibacterial drug development. It is manufactured directly by Jinan Honest Pharm Co., Ltd. at chemical grade to ChP standards, and sold into North America, Western Europe, Asia and the Middle East.