1967 年 87 巻 10 号 p. 1290-1292
In such a conditions that 4-nitroquinoline 1-oxide is produced from quinoline 1-oxide, nitration of 2, 3-dihydro-1H-cyclopenta[b]quinoline 4-oxide (I) was attempted and 5-nitro-(II), 8-nitro-(III) and 9-nitro-2, 3-dihydro-1H-cyclopenta[b]quinoline 4-oxide (IV) were obtained in a yield of 1 : 2 : 2 ratio.