121986-37-6
4-(6-oxo-3-methylene-heptanesulfonyl)-1-methyl-benzene
→
~41%
121986-46-7
4-methyl-1-(3,6-dioxo-heptanesulfonyl)benzene
25564-22-1
2-戊基-2-环戊烯-1-酮
70353-50-3
hept-6-ene-2,5-dione