薬用資源の研究 (第13報)
日本産あざみ属植物のFlavonoidについて その1 あずまやまあざみ, たてやまあざみ, のあざみ, ししあざみ, ふじあざみの葉の成分について
1959 年 79 巻 10 号 p. 1338-1340
詳細
1959 年 79 巻 10 号 p. 1338-1340
Colorless microneedles, m.p. 254-255°, were obtained from the fresh leaves of Circium microspicatum NAKAI, C. Otayae KITAMURA, C. Yoshizawae KOIDZ., and C. japonicum DC., and this substance was identified as pectolinarin (scutellarein 6, 4′-dimethoxy-7-rhamno-glucoside). The respective yields were 2%, 2.5%, 0.3%, and 2.1%. Colorless needles, m.p. 253-254°, were obtained from the fresh leaves of C. purpuratum MATSUMURA and this was identified as acacetin rhamnoglucoside. The yield was 0.3%.
