Download full text in PDF Opens in a new window. Article suggestions will be shown in a dialog on return to ScienceDirect. ... Please enable JavaScript to use all the features on this page. ... 4-Methyl-4-naphthoquinol and its 5-methyl derivative on treatment with per-Amberlyst 15 are converted to the corresponding cis-2,3-epoxides in high yields. The latter structure was determined by X-ray crystallography. ... : mp 153-4°; 1 HNMR (CDCl 3 ) 1.62 (3H, s), 2.60 (1H, bs), ...
[Jefford, Charles W.; Rossier, Jean-Claude; Kohmoto, Shigeo; Boukouvalas, John Journal of the Chemical Society, Chemical Communications, 1984 , # 22 p. 1496 - 1497]