90288-79-2
methyl 2-trimethylsilyloxycyclopropane-1-carboxylate
→
~82%
61468-81-3
4,5-dihydro-1H-pyridazin-6-one
10138-10-0
4-氧代丁酸乙基酯
+
7803-57-8
水合肼
27372-38-9
6-氧-1,4,5,6-四氢吡哒嗪-3-羧酸
692-29-5
琥珀半醛
504-30-3
3-哒嗪酮