304-20-1
盐酸肼屈嗪
+
88330-78-3
2-hydroxy-4-oxo-4-pyridin-3-ylbut-2-enoic acid ethyl ester sodium salt
→
~54%
88330-72-7
3-(2-oxo-2-pyridin-3-ylethyl)-[1,2,4]triazino[3,4-a]phthalazin-4-one