Antioxidant and Antimicrobial Activities of 7-Hydroxy-calamenene-Rich Essential Oils from Croton cajucara Benth.
Croton cajucara is a shrub native to the Amazon region locally known as “sacaca”.Two morphotypes are known: white and red “sacaca”.The essential oils (EO) obtained by hydrodistillation from leaves of the red morphotype were, in general, rich in 7-hydroxycalamenene (28.4%–37.5%).The effectiveness of