1974 年 22 巻 11 号 p. 2587-2592
Lead tetraacetate oxidation of 1, 2, 3, 4-tetrahydro-6-hydroxy-7-methoxy-2-methylisoquinolines (VIIIa-d) in methylene chloride was found to form readily 4-acetoxy-1, 2, 3, 4-tetrahydro-6-hydroxy-7-methoxy-2-methylisoquinolines (XIVa-d) in moderate yield.