39581-55-0
5-甲氧基-3-苯并呋喃酮
+
29942-64-1
Phosphonium, triphenyl-, 2-oxopropylide
→
~71%
56798-52-8
1-(5-methoxy-1-benzofuran-3-yl)propan-2-one
17918-14-8
2,5-二甲氧基苯甲酰氯