39163-39-8
ethyl 2-oxo-2-(2-oxocyclopentyl)acetate
+
302-15-8
甲基肼硫酸盐
→
854405-75-7
1-甲基-1,4,5,6-四氢-环戊并吡唑-3-羧酸
129560-01-6
2-methyl-5,6-dihydro-4H-cyclopenta[c]pyrazole-3-carboxylic acid
120-92-3
环戊酮