The residue from jabuticaba jelly production was provided by Santa Maria farm (Campinas, São Paulo,
Brazil). The selection of raw materials was based on their social importance, availability, current demand,
economic viability, ecological impact and potential yield of the target compounds. The aim was to
produce a matrix rich in bioactive compounds, which would yield high value from the obtained product.
The size reduction (grinding) was performed with a knife mill (Tecnal TE-631 model series 01071,
Piracicaba, São Paulo, Brazil), and the sample was packed in a plastic bag and stored in a domestic freezer
(Metalfrio, HC-4, Sao Paulo, Brazil) at -18°C.
SFEs were carried out using a system equipped with a 415 cm3 extraction vessel (3.4×10-2 m diameter
and 37.5×10-2 m height; internal dimensions). The column was partially filled with raw material. The
assays were performed at two temperatures (323 and 333 K) and three pressures (10, 20, and 30 MPa)
using ethanol as a modifier at 20% v/v, for a total of six different extraction conditions. Carbon dioxide
(99.5% purity, Gama Gases Especiais, São Paulo, Brazil) was admitted into the system at a fixed flow rate
fixed of 9.1×10