For synthetic study of thieno-fused derivatives 4 and 5 of truxene, preparation monomer 6 and 7 can be accomplished in two steps by means of flash vacuum pyrolysis.

• 二、对于参印并苯骈噻吩衍生物4及其类似物5的合成研究，利用瞬间真空热解的方式建构所需之聚合单体6、7，可以在两个反应步骤完成。