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Communication | Regular issue | Vol 4, No. 6, 1976, pp.1089-1094
Published online, 1st January, 1970
DOI: 10.3987/R-1976-06-1089
The Synthesis of Japonine

Pietro Venturella, Aurora Bellino, Franco Piozzi,* and M. Luisa Marino

*Dipartimento di Chimica Organica, Università digli Studi di Palermo, Via Archirafi 20 90123 Palermo, Italy


The total synthesis of japonine [I] is described. Methylation of the 3-hydroxy-4-quinolones [II] and [III] with methyl iodide in N,N-dimethylformamide afforded 3-methoxy-1-methyl-4-quinolones, whereas treatment with methyl p-toluenesulphonate or diazomethane gave 3,4-dimethoxyquinolines.