2159-83-3
4,9-Dihydroxy-7-methyl-5H-furo[3,2-g][1]benzopyran-5-one
+
75-03-6
碘乙烷
→
~68%
86397-42-4
9-ethoxy-4-hydroxy-7-methylfuro[3,2-g]chromen-5-one
82-02-0
凯林