108-05-4
醋酸乙烯酯
+
122609-00-1
butyl 1H-pyrazole-5-carboxylate
→
122609-05-6
butyl 1-vinyl-1H-pyrazole-5-carboxylate
122609-03-4
butyl 1-ethenylpyrazole-3-carboxylate