Background & Aims: In this research. a novel series of heterocyclic compounds containing pyrazoline nuclei was synthesized in two steps. Materials & Methods: In the first step. chalcones were prepared using the Claisen-Schmidt reaction between substituted benzaldehydes and acetophenone derivatives. https://www.ngetikin.com/mega-save-NHL-Calgary-Flames-Home-Jersey-iPhone-XR-Skin-p120897-hot-value/