2445-83-2
7-甲基香豆素
→
~99%
20921-01-1
7-methyl-3,4-dihydrochromen-2-one
1505-50-6
3-(4-甲苯)丙酸
~80%
25173-36-8
3-间甲苯氧基丙酸
+
71-43-2
苯
108-39-4
间甲酚
288310-94-1
92-47-7
6-methyl-3,4-dihydrochromen-2-one