15760-35-7
3-亚甲基环丁基甲腈
→
~98%
20249-16-5
3-氧代-环丁腈
339529-30-5
3-oxo-2-trimethylsilyl-cyclobutane-carbonitrile
~79%
22020-87-7
5-硝基-2-戊酮