Borun New Material - ChemBoruns offers the greatest range of alkylammonium chlorides enabling researchers to explore the effect of cations and anions in perovskite structures and to customise properties of perovskite-based opto-electronic devices. With a purity level > 99%, Borun New Material - ChemBoruns' 4-Chloro-Phenethylammonium chloride (4Cl-PEACl; CAS Number: 2492-83-3) exhibits a superior quality for stable results and premium performance.