Synthesis and Structure of 3,4-Dihydro-4-phenyl-1,5-benzodioxepin-2-ones
摘要:
Baeyer-Villiger rearrangement of substituted flavanones using MCPBA affords ring-expanded products, shown by NMR spectroscopy to be the corresponding 3,4-dihydro-4-phenyl-1,5-benzodioxepin-2-ones.