Profiling of phenolic and other polar compounds in zucchini (Cucurbita pepo L.) by reverse-phase high-performance liquid chromatography coupled to quadrupole time-of-flight mass spectrometry

► A LC-DAD-Q-TOF MS has been used to characterize polar compounds in zucchini. ► Identification of a total of 34 polyphenols and another 23 minor polar compounds. ► To our knowledge, 41 identified compounds are being reported here for the first time.