873016-30-9
2-氯-4,5,7,8-四氢-6H-噻吩并[2,3-d]氮杂烷-6-羧酸叔丁酯
→
873016-41-2
2-溴-4,5,7,8-四氢-6H-噻吩并[2,3-d]吖庚因-6-羧酸乙酯