## 3 Results and Discussion
### Grape Must Fermentation
\begin{table}
\begin{tabular}{l c c c c c} \hline \hline \multirow{2}{*}{**Compound**} & \multirow{2}{*}{**RI\({}_{\text{exp}}\)**} & \multirow{2}{*}{**RI\({}_{\text{calc}}\)**} & \multicolumn{3}{c}{**\% of TIC**} \\ \cline{4-6}  & & & **30\%** & **70\%** & **90\%** \\ \hline \(\alpha\)-Pinene & 940 & 932 & 0.88 \(\pm\) 0.12 \({}^{\text{a}}\) & 0.92 \(\pm\) 0.10 \({}^{\text{a}}\) & 0.86 \(\pm\) 0.10 \({}^{\text{a}}\) \\ \(\beta\)-pinene & 980 & 974 & 0.61 \(\pm\) 0.06 \({}^{\text{a}}\) & 0.64 \(\pm\) 0.07 \({}^{\text{a}}\) & 0.63 \(\pm\) 0.07 \({}^{\text{a}}\) \\ \(\beta\)-Myrcene & 991 & 988 & 0.35 \(\pm\) 0.05 \({}^{\text{a}}\) & 0.36 \(\pm\) 0.04 \({}^{\text{a}}\) & 0.37 \(\pm\) 0.04 \({}^{\text{a}}\) \\ \(\gamma\)-Terpinene & 1062 & 1054 & 0.92 \(\pm\) 0.06 \({}^{\text{a}}\) & 0.96 \(\pm\) 0.10 \({}^{\text{a}}\) & 0.95 \(\pm\) 0.10 \({}^{\text{a}}\) \\ Terpinolene & 1087 & 1086 & 0.68 \(\pm\) 0.06 \({}^{\text{a}}\) & 0.71 \(\pm\) 0.06 \({}^{\text{a}}\) & 0.73 \(\pm\) 0.06 \({}^{\text{a}}\) \\ \(\beta\)-Linalool & 1097 & 1095 & 2.72 \(\pm\) 0.14 \({}^{\text{a}}\) & 2.84 \(\pm\) 0.09 \({}^{\text{a}}\) & 2.81 \(\pm\) 0.09 \({}^{\text{a}}\) \\ Phenethyl alkohol & 1110 & 1106 & 14.11 \(\pm\) 0.16 \({}^{\text{a}}\) & 13.84 \(\pm\) 0.20 \({}^{\text{a}}\) & 13.80 \(\pm\) 0.20 \({}^{\text{a}}\) \\ _cis_-Rose oxide & 1112 & 1107 & 0.44 \(\pm\) 0.06 \({}^{\text{a}}\) & 0.46 \(\pm\) 0.06 \({}^{\text{a}}\) & 0.46 \(\pm\) 0.06 \({}^{\text{a}}\) \\ _trans_-Rose oxide & 1127 & 1122 & 0.25 \(\pm\) 0.05 \({}^{\text{a}}\) & 0.26 \(\pm\) 0.04 \({}^{\text{a}}\) & 0.27 \(\pm\) 0.04 \({}^{\text{a}}\) \\ Terpin-4-ol & 1178 & 1174 & 0.33 \(\pm\) 0.06 \({}^{\text{a}}\) & 0.35 \(\pm\) 0.08 \({}^{\text{a}}\) & 0.33 \(\pm\) 0.08 \({}^{\text{a}}\) \\ \(\alpha\)-Terpineol & 1189 & 1186 & 0.35 \(\pm\) 0.04 \({}^{\text{a}}\) & 0.37 \(\pm\) 0.06 \({}^{\text{a}}\) & 0.32 \(\pm\) 0.06 \({}^{\text{a}}\) \\ \(\beta\)-Citronellolol & 1228 & 1223 & 9.73 \(\pm\) 0.12 \({}^{\text{a}}\) & 10.18 \(\pm\) 0.12 \({}^{\text{b,c}}\) & 10.01 \(\pm\) 0.12 \({}^{\text{c}}\) \\ Nerol & 1230 & 1227 & 5.88 \(\pm\) 0.10 \({}^{\text{a,b}}\) & 6.15 \(\pm\) 0.11 \({}^{\text{a}}\) & 5.45 \(\pm\) 0.11 \({}^{\text{b}}\) \\ Geraniol & 1255 & 1249 & 4.47 \(\pm\) 0.13 \({}^{\text{a}}\) & 4.67 \(\pm\) 0.12 \({}^{\text{a}}\) & 4.07 \(\pm\) 0.12 \({}^{\text{a}}\) \\ Citronellyl acetate & 1354 & 1350 & 0.69 \(\pm\) 0.06 \({}^{\text{a}}\) & 0.72 \(\pm\) 0.06 \({}^{\text{a}}\) & 0.73 \(\pm\) 0.06 \({}^{\text{a}}\) \\ Eugenol & 1356 & 1356 & 0.19 \(\pm\) 0.005 \({}^{\text{a}}\) & 0.20 \(\pm\) 0.03 \({}^{\text{a}}\) & 0.21 \(\pm\) 0.03 \({}^{\text{a}}\) \\ Neryl acetate & 1364 & 1359 & 2.11 \(\pm\) 0.12 \({}^{\text{a}}\) & 2.20 \(\pm\) 0.11 \({}^{\text{a}}\) & 2.15 \(\pm\) 0.11 \({}^{\text{a}}\) \\ Geranyl acetate & 1383 & 1379 & 2.86 \(\pm\) 0.09 \({}^{\text{a}}\) & 2.99 \(\pm\) 0.11 \({}^{\text{a}}\) & 2.90 \(\pm\) 0.11 \({}^{\text{a}}\) \\ Methyl eugenol & 1401 & 1403 & 0.44 \(\pm\) 0.06 \({}^{\text{a}}\) & 0.47 \(\pm\) 0.06 \({}^{\text{a}}\) & 0.48 \(\pm\) 0.06 \({}^{\text{a}}\) \\ \(\beta\)-Bourbonene & 1383 & 1387 & 3.19 \(\pm\) 0.10 \({}^{\text{a}}\) & 3.33 \(\pm\) 0.12 \({}^{\text{a}}\) & 3.23 \(\pm\) 0.12 \({}^{\text{a}}\) \\ \(\beta\)-Cubebene & 1389 & 1388 & 5.95 \(\pm\) 0.15 \({}^{\text{a}}\) & 4.22 \(\pm\) 0.12 \({}^{\text{b}}\) & 4.28 \(\pm\) 0.12 \({}^{\text{b}}\) \\ \(\beta\)-Elemene & 1390 & 1389 & 0.51 \(\pm\) 0.06 \({}^{\text{a}}\) & 0.53 \(\pm\) 0.09 \({}^{\text{a}}\) & 0.50 \(\pm\) 0.09 \({}^{\text{a}}\) \\ \(\beta\)-Caryophyllene & 1419 & 1417 & 3.66 \(\pm\) 0.10 \({}^{\text{a}}\) & 3.83 \(\pm\) 0.10 \({}^{\text{a}}\) & 3.84 \(\pm\) 0.10 \({}^{\text{a}}\) \\ \(\alpha\)-Humulene & 1454 & 1452 & 0.34 \(\pm\) 0.03 \({}^{\text{a}}\) & 0.36 \(\pm\) 0.06 \({}^{\text{a}}\) & 0.35 \(\pm\) 0.06 \({}^{\text{a}}\) \\ (\(\alpha\)-Caryophyllene) & 1479 & 1484 & 0.40 \(\pm\) 0.05 \({}^{\text{a}}\) & 0.42 \(\pm\) 0.08 \({}^{\text{a}}\) & 0.40 \(\pm\) 0.08 \({}^{\text{a}}\) \\ \(\alpha\)-Farnesene & 1508 & 1505 & 0.57 \(\pm\) 0.05 \({}^{\text{a}}\) & 0.59 \(\pm\) 0.05 \({}^{\text{a}}\) & 0.58 \(\pm\) 0.0 The typical relative density of the freshly obtained grape must is in the 1.080-1.090 g/mL range.