# Dietary Compounds Influencing the Sensorial, Volatile and Phytochemical Properties of Bovine Milk
## 2 Results and Discussion
### Volatile Analyses (Feed, Raw and Pasteurized Milk)
** & **Grass** & **Grass/Clover TMR** & \(p\)**-Value** \\ \hline Isopentyl hexanoate & 1276 & - & 2198-61-0 & \(0.00\times 0.0\) & \(2.15\times 10^{7}\) & \(6.22\times 10^{8}\) & *** \textless{}0.001 \\ Methyl lunaoate & 748 & - & 623-42-7 & \(9.77\times 10^{7}\) & \(9.73\times 10^{8}\) & \(3.04\times 10^{9}\) & *** \textless{}0.001 \\ Methyl decanoate & 1351 & - & 110-429-0 & \(0.00\times 0.0\) & \(2.91\times 10^{8}\) & \(0.00\times 0.0\) & *** \textless{}0.001 \\ Methyl lodecanoate & 1550 & - & 111-82-0 & \(0.00\times 0.0\) & \(1.19\times 10^{8}\) & \(6.07\times 10^{7}\) & *** \textless{}0.001 \\ Methyl hexanoate & 949 & - & 106-70-7 & \(5.52\times 10^{8}\) & \(7.42\times 10^{9}\) & \(1.13\times 10^{10}\) & *** \textless{}0.001 \\ Methyl l propionate & 657 & - & 554-12-1 & \(1.95\times 10^{7}\) & \(1.63\times 10^{8}\) & \(1.08\times 10^{8}\) & *** \textless{}0.001 \\ n-Propy1 acetate & 739 & - & 109-60-4 & \(1.60\times 10^{8}\) & \(1.97\times 10^{9}\) & \(3.43\times 10^{7}\) & *** \textless{}0.008 \\ Penyl acetate & 901 & - & 628-63-7 & \(6.38\times 10^{8}\) & \(1.72\times 10^{8}\) & \(7.74\times 10^{9}\) & *** \textless{}0.012 \\ Propy1 2-methylbutanoate & 969 & - & 37064-20-3 & \(3.67\times 10^{7}\) & \(5.63\times 10^{7}\) & \(0.00\times 0.0\) & NS 0.112 \\ Propy1 butyrate & 921 & - & 644-49-5 & \(2.57\times 10^{9}\) & \(3.56\times 10^{9}\) & \(3.28\times 10^{10}\) & *** \textless{}0.001 \\ Propy1 hexaanoate & 1118 & - & 626-77-7 & \(1.53\times 10^{9}\) & \(3.07\times 10^{9}\) & \(3.57\times 10^{10}\) & *** \textless{}0.001 \\
**Alcohol** & & & & & & & & \\
1-Hexanol & 903 & 916 & 111-27-3 & \(7.07\times 10^{8}\) & \(1.95\times 10^{9}\) & \(8.42\times 10^{8}\) & NS 0.502 \\
1-Octanol & 112 & 1118 & 111-87-5 & \(1.56\times 10^{9}\) & \(2.39\times 10^{9}\) & \(0.00\times 0.0\) & *** \textless{}0.008 \\
1-Pentanol & 816 & 815 & 71-41-0 & \(1.02\times 10^{9}\) & \(1.30\times 10^{9}\) & \(0.00\times 0.0\) & *** \textless{}0.018 \\
1-Propanol & 612 & 612 & 71-23-8 & \(2.10\times 10^{9}\) & \(3.68\times 10^{7}\) & \(1.06\times 10^{7}\) & *** \textless{}0.007 \\
1-Mehoxy-2-propanol & 713 & 713 & 107-98-2 & \(4.91\times 10^{8}\) & \(4.80\times 10^{8}\) & \(1.49\times 10^{7}\) & *** \textless{}0.043 \\
2-Methyl-1-butanol & 783 & 789 & 137-32-6 & \(2.75\times 10^{8}\) & \(3.89\times 10^{8}\) & \(2.77\times 10^{8}\) & NS 0.418 \\
2-Methyl-1-propanol & 678 & 678 & 78-83-1 & \(4.48\times 10^{7}\) & \(8.06\times 10^{7}\) & \(7.45\times 10^{7}\) & *** \textless{}0.005 \\
2-Methyl l propranolol & 609 & - & 78-84-2 & \(6.69\times 10^{7}\) & \(7.84\times 10^{7}\) & \(0.00\times 0.0\) & NS 0.112 \\
2-Butanol & 648 & 648 & 78-92-2 & \(4.15\times 10^{8}\) & \(6.63\times 10^{8}\) & \(1.28\times 10^{8}\) & *** \textless{}0.005 \\
3-Methyl-1-butanol & 783 & 784 & 123-51-3 & \(2.41\times 10^{8}\) & \(1.54\times 10^{8}\) & \(2.45\times 10^{7}\) & *** \textless{}0.043 \\ Ethanol & 506 & 506 & 64-17-5 & \(1.23\times 10^{9}\) & \(4.60\times 10^{9}\) & \(1.33\times 10^{9}\) & *** \textless{}0.001 \\ Isopropyl Alcohol & 543 & - & 67-63-0 & \(6.64\times 10^{7}\) & \(1.23\times 10^{8}\) & \(1.80\times 10^{7}\) & *** \textless{}0.011 \\ Phenylethyl Alcohol & 1199 & - & 60-12-8 & \(0.00\times 0.0\) & \(9.02\times 10^{7}\) & \(8.73\times 10^{8}\) & *** \textless{}0.001 \\
**Acid** & & & & & & & & \\
2-Dimethyl-propanoic acid & 837 & 869 & 75-98-9 & \(0.00\times 0.0\) & \(2.13\times 10^{8}\) & \(0.00\times 0.0\) & *** \textless{}0.004 \\
3-Methyl-butanoic acid & 918 & - & 503-74-2 & \(0.00\times 0.0\) & \(0.00\times 0.0\) & \(1.04\times 10^{10}\) & *** \textless{}0.001 \\ Acetic acid & 690 & 690 & 64-19-7 & \(8.94\times 10^{9}\) & \(1.02\times 10^{10}\) & \(9.85\times 10^{10}\) & *** \textless{}0.001 \\ Butanoic acid & 864 & 864 & 107-92-6 & \(8.80\times 10^{7}\) & \(9.17\times 10^{7}\) & \(1.04\times 10^{11}\) & *** \textless{}0.001 \\ Pentanoic acid & 995 & - & 109-52-4 & \(0.00\times 0.00\) & \(0.00\times 0.0\) & \(2.51\times 10^{10}\) & *** \textless{}0.001 \\ Propanoic acid & 778 & 802 & 79-90-4 & \(1.51\times 10^{9}\) & \(1.09\times 10^{9}\) & \(2.02\times 10^{10}\) & *** \textless{}0.001 \\ Hexanoic acid & 1052 & 1052 & 142-62-1 & \(3.23\times 10^{9}\) & \(2.90\times 10^{9}\) & \(2.49\times 10^{10}\) & *** \textless{}0.001 \\
**Fatty acid esters** & & & & & & & & \\ Propanoic acid, butyl ester & 931 & - & 590-01-2 & \(1.79\times 10^{8}\) & \(0.00\times 0.0\) & \(9.44\times 10^{8}\) & *** \textless{}0.001 \\ Butanoic acid, butyl ester & 978 & - & 109-21-7 & \(0.00\times 0.0\) & \(0.00\times 0.0\) & \(6.04\times 10^{9}\) & *** \textless{}0.001 \\
**Terpene** & & & & & & & & \\
3-Came & 1035 & 1027 & 13466 Many newly formed compounds were identified in milk samples at day 14 of storage, in particular esters.