131543-46-9
alpha-ketodiacetal
+
41230-52-8
3-methyl-1,2-oxazole-4,5-diamine,hydrochloride
→
41230-53-9
3-methyl-[1,2]oxazolo[4,5-b]pyrazine
41230-54-0
3-methyl-7-oxido-[1,2]oxazolo[4,5-b]pyrazin-7-ium
41230-55-1
6-chloro-3-methyl-[1,2]oxazolo[4,5-b]pyrazine