Fecha de publicación: -- Fuente: WIPO "tomato" The purpose of the invention described herein is to provide a compound having a novel chemical structure that is usable for lipid nanoparticles. Disclosed are a compound represented by formula (I) (in the formula, R1 and R2 are each independently a C10-24 chain hydrocarbon group, R3 is a C1-22 chain hydrocarbon group) and lipid nanoparticles containing the compound.