6345-27-3
4-甲脒基吡啶水合盐酸盐
+
82982-59-0
3-溴-4-乙氧基-3-丁烯-2-酮
→
~37%
88158-40-1
1-(2-pyridin-4-yl-1H-imidazol-5-yl)ethanone