18593-68-5
2,5-diphenyl-3H-thieno[2,3-d]pyrimidin-4-one
→
~43%
83548-63-4
4-氯-2,5-二苯基噻吩并[2,3-d]嘧啶
100-47-0
苯甲腈
4815-36-5
2-氨基-4-苯基噻吩-3-羧酸乙酯