18740-39-1
2,4-二氯噻吩并[2,3-d]嘧啶
→
~92%
56844-43-0
2-chloro-3H-thieno[2,3-d]pyrimidin-4-one
18740-38-0
2,4-二羟基噻吩[2,3-D]嘧啶
14080-56-9
噻吩并[2,3-d]嘧啶-4-胺