85574-18-1
1-(2'-pyridyl)-2-carboxy-4,6-diphenylpyridine betaine
→
89478-75-1
1-(4,6-diphenylpyridine-2-carbonyl)pyridin-2-one
504-29-0
2-氨基吡啶
142-08-5
2-羟基吡啶
80560-56-1
ethyl 4,6-diphenylpyridine-2-carboxylate