methyl <(3-formylthiophene-2-yl)thio>acetate

噻吩酮[2,3-b]噻吩-2-羧酸

三甲基硅烷化重氮甲烷

3-(1,3-二氧戊环-2-基)噻吩

methyl [3-(2-dioxolanyl)-thiophene-2-ylthio]acetate