Two series of tolan-type liquid crystals containing terminal cyano group were synthesized.

设计并合成了一类新型末端氰基取代含氟二苯乙炔类液晶。

Three open crown ethers were synthesized for the first time by using parathesin as the terminal group.They were characterized by IR, 1HNMR ,MS and EA.

以对氨基苯甲酸乙酯为端基合成了3种酰胺型开链冠醚,并通过IR、~1HNMR、MS和元素分析确证了它们的结构。