124-42-5
盐酸乙脒
+
74990-95-7
[acetyloxy-(4-oxochromen-3-yl)methyl] acetate
→
~75%
64469-21-2
(2-hydroxyphenyl)-(2-methylpyrimidin-5-yl)methanone
61466-16-8
2-methyl-5H-chromeno[4,3-d]pyrimidin-5-ol
17422-74-1
色酮-3-甲醛