4-Methyl-2H-1,4-benzoxazin-3 (4H) -one

4-Methyl-2H-1,4-benzoxazin-3 (4H) -one, with CAS No. 21744-84-3, is a fragment molecule that serves as an important scaffold for molecular linking, expansion, and modification. 4-Methyl-2H-1,4-benzoxazin-3 (4H) -one provides a structural basis and research tool for the design and screening of novel drug candidates, and is commonly used in drug discovery, drug synthesis, and related research.