120-57-0
胡椒醛
+
13735-11-0
6-methoxy-3,4-dihydro-2H-[1]benzothiopyran-4-one
→
~22%
130689-05-3
3-(1,3-benzodioxol-5-ylmethylidene)-6-methoxythiochromen-4-one
115091-90-2
4-(1,3-benzodioxol-5-yl)-2,9-dimethoxy-5H-thiochromeno[4,3-b]pyridine-3-carbonitrile