Some tips on 19477-73-7

19477-73-7 6-Bromoisobenzofuran-1(3H)-one 262235, abenzofuran compound, is more and more widely used in various fields.

With the rapid development and complex challenges of chemical substances, new drug synthesis pathways are usually the most effective.19477-73-7,6-Bromoisobenzofuran-1(3H)-one,as a common compound, the synthetic route is as follows.

6-Bromo-phthalide (2.30g, 10.9mmol) was added to a solution of N-bromosuccinimide (2.1g, 11.8mmol), azobisisobutyronitrile (0.1g, 0.06mmol) in 1,2-dichloroethane (60mL). The mixture was heated to reflux for 2hrs, cooled to room temperature, and concentrated under reduced pressure. The residue was washed with water (10mL*3) to give compound 50-f. The product was used directly for the next step without further purification., 19477-73-7

19477-73-7 6-Bromoisobenzofuran-1(3H)-one 262235, abenzofuran compound, is more and more widely used in various fields.

Reference£º
Patent; Shanghai Yingli Pharmaceutical Co. Ltd.; XU, Zusheng; ZHANG, Nong; SUN, Qingrui; WU, Tianzhi; (104 pag.)EP3275867; (2018); A1;,
Benzofuran – Wikipedia
Benzofuran | C8H6O – PubChem