4-Bromo-1-isoindolinone

4-Bromo-1-isoindolinone (CAS 337536-15-9), also known as 4-bromo-1-isobenzofuranone, is a chemical-grade organic intermediate manufactured directly by Jinan Honest Pharm Co., Ltd. under ChP standards. It has the molecular formula C8H5BrO2 and is described as a white to light yellow crystalline powder used in pharmaceutical, pesticide, and material science synthesis, including anti-tumor drug and antibacterial agent building blocks; it is stored away from light and moisture and sold into North America, Western Europe, and Asia.