甲醇钠

4,6-二氯噻吩并[2,3-b]吡啶

2-氨基噻吩-3-甲酸叔丁酯

4-羟基噻吩[2,3-b]吡啶-6(7h)-酮

ethyl 4-hydroxy-6-oxo-7H-thieno[2,3-b]pyridine-5-carboxylate