Sp. Chavan et al., Simple synthesis of 2-acetyl-5,8-dimethoxy-3,4-dihydronaphthalene: A key intermediate for the synthesis of 4-demethoxydaunomycinone, J CHEM R-S, (6), 1999, pp. 380-381
2-Acetyl-5,8-dimethoxy-3,4-dihydronaphthalene is prepared by using a 1,3-di
polar cycloaddition of nitrile oxide to the corresponding dihydronaphthalen
e.