113124-07-5
2-bromo-6-ethyl-5-methyl-3-pyridinecarbonitrile
→
~97%
110253-41-3
5-甲基-6-乙基-3-吡啶甲腈
96-22-0
二乙基酮
92502-91-5
113124-05-3
6-乙基-5-甲基-2-氧代-1,2-二氢-吡啶-3-甲腈