1210226-81-5
→
~98%
442125-04-4
6-Chloro-1-benzofuran-2-carboxylic acid
2420-26-0
4-氯-2-羟基苯甲醛
+
685-87-0
溴代丙二酸二乙酯
74222-19-8
ethyl 6-chlorobenzofuran-2-carboxylate
151619-12-4
6-氯-1-苯并呋喃