2-methyl-2-(2-phenylmethoxyethyl)-1,3-dioxolane

2-(2-甲基-1,3-二氧杂环戊烷-2-基)乙酸乙酯

methyl 2-(2-methyl-1,3-dioxolan-2-yl)acetate

硫酸钠

4-羟基-2-丁酮