甲基烯丙基酮

3-Diazo-4-penten-2-one

2-Acetyl-8-((2-(trimethylsilyl)ethoxy)carbonyl)-8-azabicyclo<3.2.1>octa-2,6-diene

2-(2-methyl-1,3-dioxolan-2-yl)-8-[(4-methylphenyl)sulfonyl]-8-azabicyclo[3.2.1]oct-2-ene