synthesis of PH-indazolo[۲,۱-b] phthalazine-trione derivatives framework as a novel and reusable nanostructured catalyst in three-component Phosphotungstic acid-supported melamine-terephthalaldehyde covalent organic
synthesis of PH-indazolo[۲,۱-b] phthalazine-trione derivatives framework as a novel and reusable nanostructured catalyst in three-component Phosphotungstic acid-supported melamine-terephthalaldehyde covalent organic