Synthesis of some new Heterocyclic Compounds and Schiff bases of 4-phenyl-3-ene-butanone and study their liquid crystal properties. cbej [Internet]. 2022 Dec. 21 [cited 2024 Jul. 7];20(84):959-71. Available from: https://cbej.uomustansiriyah.edu.iq/index.php/cbej/article/view/8462