407-25-0
三氟乙酸酐
+
245064-81-7
methyl 1-(benzenesulfonyl)pyrrolo[2,3-b]pyridine-3-carboxylate
→
~76%
858340-91-7
5-硝基-1-(苯基磺酰基)-1H-吡咯并[2,3-B]吡啶-3-羧酸甲酯
~73%