在
甲醇 、
potassium carbonate 作用下,
以
二氯甲烷 为溶剂,
以80%的产率得到5-Ethyl-2-[2-[5-ethyl-2-[2-[5-ethyl-2-[2-[5-ethyl-2-[2-[5-ethyl-2-[2-[5-ethyl-2-[2-[5-ethyl-2-[2-(5-ethylthiophen-3-yl)ethynyl]thiophen-3-yl]ethynyl]thiophen-3-yl]ethynyl]thiophen-3-yl]ethynyl]thiophen-3-yl]ethynyl]thiophen-3-yl]ethynyl]thiophen-3-yl]ethynyl]-3-ethynylthiophene