Three new anthranilic acid derivatives, N-heneicosanoylanthranilic acid (1b), N-tricosanoylanthranilic acid (1d), N-tetracosanoylanthranilic acid (1e), and two known N-arachidylanthranilic acid (1a) and N-doco...Three new anthranilic acid derivatives, N-heneicosanoylanthranilic acid (1b), N-tricosanoylanthranilic acid (1d), N-tetracosanoylanthranilic acid (1e), and two known N-arachidylanthranilic acid (1a) and N-docosanoylanthranilic acid (1c) were isolated from the aerial parts of lnula japonica Thunb. Their structures were established by spectroscopic and chemical methods.展开更多
文摘Three new anthranilic acid derivatives, N-heneicosanoylanthranilic acid (1b), N-tricosanoylanthranilic acid (1d), N-tetracosanoylanthranilic acid (1e), and two known N-arachidylanthranilic acid (1a) and N-docosanoylanthranilic acid (1c) were isolated from the aerial parts of lnula japonica Thunb. Their structures were established by spectroscopic and chemical methods.