56844-31-6
6-bromo-4-hydrazino-thieno[2,3-d]pyrimidine
→
60703-81-3
6-bromothieno[2,3-d]pyrimidin-4-amine
+
60703-80-2
6-溴噻吩并[2,3-d]嘧啶
272-24-2
噻吩并[2,3-d]嘧啶
14080-59-2
4-氯噻吩[2,3-D]嘧啶