526200-68-0
ethyl 5-methyl-4-[(2-thienyl)carbonyl]-isoxazole-3-carboxylate
→
~61%
720718-54-7
3-methyl-4-thiophen-2-yl-6H-[1,2]oxazolo[3,4-d]pyridazin-7-one
3051-27-2
1-(噻吩-2-基)-1,3-丁二酮