trithiophen-2-ylarsane

2-噻吩硼酸频哪醇酯

2-tert-butoxy-4,4,5,5-tetramethyl-1,3,2-dioxaborolane

2-(5-溴-2-噻吩)-2-氧代乙酸乙酯

3-(2-噻吩基)吡啶