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Table 6 Chemical composition of Drimys brasiliensis Miers essential oils present at 1900 and 2100 m altitude in a Montane Cloud Forest in Itamonte, MG, Brazil

From: Comparison of leaf anatomy and essential oils from Drimys brasiliensis Miers in a montane cloud forest in Itamonte, MG, Brazil

  Compound RT TKI CKI FF 1900 (%) FF 2100 (%) FS 1900 (%) FS 2100 (%) G 1900 (%) G 2100 (%)
  Monoterpene Hydrocarbons     13.63 9.73 21.53 19.03 11.76 7.30
1 α-Thujone 6.499 924 939 0.17 0.03 0.29 0.15 0.03 -
2 α-Pinene 6.745 932 945 8.39 6.12 13.27 11.54 9.84 6.20
3 Camphene 7.186 946 955 - 0.02 0.08 0.04 - -
4 Sabinene 7.926 969 973 0.53 0.55 0.86 1.11 0.28 0.17
5 β-Pinene 8.070 974 977 1.96 1.50 3.02 2.73 1.53 0.93
6 Myrcene 8.425 988 985 0.47 0.25 0.76 0.62 - -
7 α-Terpinene 9.402 1014 1010 0.32 0.15 0.53 0.42 - -
8 ρ-Cymene 9.701 1020 1019 0.33 0.11 0.17 0.25 - -
9 o-Cymene 9.705 1022 1019 - - 0.36 - - -
10 Limonene 9.866 1024 1023 0.56 0.39 0.25 - 0.08 -
11 Sylvestrene 9.869 1025 1023 - - 0.44 1.03 - -
12 γ-Terpinene 11.029 1054 1056 0.73 0.44 1.16 0.66 - -
13 Terpinolene 12.252 1086 1091 0.17 0.17 0.34 0.48 - -
  Oxygenated Monoterpenes     2.33 1.29 2.45 1.91 5.53 3.19
14 1,8-Cineole 9.990 1026 1027 - - 0.08 0.15 - -
15 Linalool 12.715 1095 1103 - - - - 0.07 -
16 Camphor 14.754 1146 1149 - - 0.06 - 0.08 0.04
17 Terpinen-4-ol 16.220 1174 1182 1.92 1.00 2.16 1.38 3.64 1.29
18 p-Cimen-8-ol 16.591 1179 1190 - - - - - 0.21
19 α-Terpineol 16.827 1186 1201 0.41 0.29 0.15 0.38 1.74 1.65
  Sesquiterpene Hydrocarbons     2.99 7.48 7.27 14.48 0.07 0.25
20 β-Elemene 25.869 1389 1396 0.21 0.20 0.19 0.46 - -
21 α-Funebrene 26.415 1402 1409 - - 0.15 0.15 - -
22 α-Gurjunene 26.702 1409 1415 - 0.54 - 1.94 - -
23 α-Cedrene 26.857 1410 1419 - - - 0.11 - -
24 (E)-Caryophyllene 27.135 1417 1425 - - 1.11 0.55 - -
25 β-Caryophyllene 27.137 1417 1425 0.60 0.40 - - - -
26 α-trans-Bergamotene 27.736 1432 1439 - - - 0.09 - -
27 Aromadendrene 27.979 1439 1445 - - 0.13 - - -
28 cis-Muurola-3,5-diene 28.452 1448 1456 - - - 0.08 - -
29 α-Humulene 28.617 1452 1460 - - 0.39 0.18 - -
30 (E)-β-Farnesene 28.630 1454 1460 - 0.48 - 0.37 - -
31 (E)-9-epi-Caryophyllene 28.940 1464 1467 - - - 0.13 - -
32 trans-Cadina-1(6),4-diene 29.441 1475 1479 - - - 0.16 - -
33 γ-Curcumene 29.644 1481 1483 0.35 2.86 2.36 5.32 - 0.12
34 β-Selinene 30.044 1489 1493 - - 0.30 0.09 - -
35 trans-Muurola-4(14),5-diene 30.311 1493 1499 - - - 0.17 - -
36 Bicyclogermacrene 30.484 1500 1503 1.69 2.03 2.30 2.73 0.07 0.13
37 β-Curcumene 30.995 1514 1515 - 0.55 0.26 0.68 - -
38 δ-Cadinene 31.543 1522 1529 0.14 0.42 0.08 1.14 - -
39 Zonarene 31.664 1528 1532 - - - 0.13 - -
  Oxygenated Sesquiterpenes     74.62 59.92 56.56 50.23 81.39 73.90
40 Elemol 32.749 1548 1558 6.72 6.08 4.62 4.60 9.91 4.01
41 (E)-Nerolidol 33.127 1561 1568 - 0.15 0.10 - - 0.09
42 Palustrol 33.487 1567 1577 - 0.22 - 0.35 - 0.03
43 Spathulenol 33.916 1577 1587 0.70 1.06 0.68 0.86 1.65 3.23
44 Viridiflorol 34.509 1592 1602 - 1.02 - 0.53 0.25 0.18
45 Ledol 34.942 1602 1613 - - - 0.16 - -
46 10-epi-γ-Eudesmol 35.615 1622 1630 0.45 0.29 0.10 0.19 0.09 -
47 β-Acorenol 36.023 1636 1640 - - - - - 0.91
48 Hinesol 36.290 1640 1647 21.42 15.20 15.85 11.91 20.61 8.73
49 α-Cadinol 36.954 1652 1664 - - - 0.20 - -
50 β-Eudesmol 37.016 1649 1665 26.16 15.92 19.63 12.70 29.27 11.10
51 α-Eudesmol 37.112 1652 1668 19.17 13.53 15.37 10.78 19.61 8.69
52 Epi-β-Bisabolol 37.456 1670 1676 - 0.92 0.21 0.63 - 0.31
53 β-Bisabolol 37.459 1674 1677 - - - - - 0.15
54 Epi-Cyclocolorenone 41.114 1774 1775 - 5.53 - 7.32 - 36.47
  Phenylpropanoids     2.02 14.39 7.11 7.48 0.00 8.95
55 Safrole 21.334 1285 1295 1.87 11.84 5.42 7.48 - 5.04
56 Eugenol 24.435 1356 1364 - - 0.34 - - 0.12
57 Methyl Eugenol 26.439 1403 1409 0.15 - - - - -
58 Myristicin 31.658 1517 1532 - 2.55 1.35 - - 2.94
59 2,6-Dimethoxy-4-allylphenol 34.956 * 1613 - - - - - 0.85
  Total identified (%)     95.59 92.81 94.92 93.13 98.75 93.59
  1. RT, retention time in minutes provided by GC-MS; TKI, tabulated Kovats index (Adams, [2007]); CKI, calculated Kovats index; FF, fresh leaf oils; FS, dry leaf oils; G, fresh branch oils; %, percentage of the component. *Source: WILEY8.