69816-37-1
氨基乙脒二氢溴酸盐
+
431-03-8
2,3-丁二酮
→
~16%
6294-70-8
5,6-二甲基吡嗪-2-胺
5774-32-3
6,7-Dimethyl-2,4(1H,3H)-pteridinedione
6294-71-9
3-AMINO-5,6-DIMETHYL-PYRAZINE-2-CARBOXYLIC ACID