%0 Journal Article %T In vitro trypanocidal evaluation of pinane derivatives from essential oils of ripe fruits from Schinus terebinthifolius Raddi (Anacardiaceae) %A Sartorelli %A Patricia %A Santana %A Jefferson S. %A Guadagnin %A Rafael C. %A Lago %A Jo£¿o Henrique G. %A Pinto %A ¨¦rika G. %A Tempone %A Andr¨¦ G. %A Stefani %A H¨¦lio A. %A Soares %A Marisi G. %A Silva %A Adalberto M. da %J Qu¨ªmica Nova %D 2012 %I Sociedade Brasileira de Qu¨ªmica %R 10.1590/S0100-40422012000400017 %X essential oils of ripe fruits from schinus terebinthifolius (anacardiaceae), obtained using a pilot extractor and a clevenger apparatus were chemically characterized. due the high amount of (-)- ¦Á-pinene in both oils, this monoterpene was tested against the protozoan parasite trypanosoma cruzi, showing a moderate potential (ic50 63.56 ¦Ìg/ml) when compared to benznidazole (ic50 43.14 ¦Ìg/ml). otherwise, (-)- ¦Á-pinene oxide did not showed anti-trypanosomal activity (ic50 > 400 ¦Ìg/ml) while (-)-pinane showed an ic50 of 56.50 ¦Ìg/ml. the obtained results indicated that the epoxydation of ¦Á-pinene results to the loss of the anti-parasitic activity while its hydrogenation product, contributed slightly to the increased activity. %K schinus terebinthifolius raddi %K anacardiaceae %K trypanocidal activity. %U http://www.scielo.br/scielo.php?script=sci_abstract&pid=S0100-40422012000400017&lng=en&nrm=iso&tlng=en