The titled compounds were synthesized. The complete assignment of 1H-NMR spectrum of methyl azulen[1,2-b]azulene-2-carboxylate and the rearrangement of ester group on seven membered ring in the dehydrogenation reaction are described.
                                    合成了所述化合物。描述了甲基阿祖烯[1,2-b]阿祖烯-2-
羧酸酯的1H-NMR谱的完全分配及在脱氢反应中七元环上酯基的重排。