550998-53-3
Methyl 7-bromo-1-benzothiophene-2-carboxylate
→
~92%
19075-59-3
7-溴-1-苯并噻吩-2-羧酸
149947-15-9
3-溴-2-氟苯甲醛
+
2365-48-2
巯基乙酸甲酯