An ibuprofen-phillygenin ester was synthesized through the Schotten-Baumann reaction with ibuprofen and phillygenin as the starting materials. Ultraviolet absorption (UV) spectrum. infrared absorption (IR) spectrum. matrix-assisted laser desorption/ionization-mass spectra (MALDI-TOF-MS). https://parisnaturalfoodes.shop/product-category/asparagus/