compounds compositions of initial and nanoencapsulated rosemary EO have been
compared (Table 5).
Table 5 The odor – active compounds composition of free and nanoencapsulated
rosemary EO
Compounds
Initial rosemary
EO (%)
Nanoencapsulated rosemary
EO at 200°C (%)
Odor – active
compounds loss (%)
Compounds with low molecular weight
cis-3-Hexanol
0.080±0.010
0.079±0.010
0.050±0.009
α-Thujene
0.140±0.010
0.139±0.010
0.048±0.009
α-Pinene
9.940±0.250
9.920±0.250
0.057±0.009
Camphene
5.830±0.150
5.823±0.150
0.051±0.009
Octan-3-ol
0.440±0.030
0.430±0.030
0.049±0.009
Sabinene
0.260±0.030
0.250±0.030
0.050±0.009
Myrcene
4.860±0.140
4.240±0.140
0.055±0.009
α-Phellandrene
0.790±0.030
0.780±0.030
0.046±0.009
α-Terpinene
0.130±0.030
0.124±0.030
0.051±0.009
p-Cymene
0.910±0.040
0.902±0.040
0.048±0.009
γ-Terpinene
0.510±0.030
0.501±0.030
0.046±0.009
Terpinolene
0.420±0.030
0.397±0.030
0.059±0.009
Total
24.310±0.460
24.164±0.460
0.610±0.010
Compounds with medium molecular weight
1,8-Cineole
23.400±0.460
23.232±0.460
0.052±0.009
cis-Sabinene-hydrate
0.530±0.030
0.522±0.030
0.049±0.009
Linalool
1.240±0.040
1.237±0.040
0.048±0.009
trans-Sabinene hydrate
0.110±0.020
0.108±0.020
0.050±0.009
Filifolone
0.060±0.020
0.056±0.020
0.049±0.009
Chrysanthenone
0.140±0.030
0.135±0.030
0.048±0.009
Camphor
26.400±0.460
26.251±0.460
0.053±0.009
Borneol
2.050±0.060
2.045±0.060
0.049±0.009
Terpinene-4-ol
1.460±0.040
1.444±0.040
0.047±0.009
α-Terpineol
2.680±0.060
2.653±0.060
0.049±0.009
Myrtenol
0.430±0.030
0.426±0.030
0.048±0.009
Verbnone
3.320±0.060
3.317±0.060
0.049±0.009
p-Mentha-1,8-dien-3-
one
0.140±0.020
0.136±0.020
0.052±0.009
Total
61.960±0.890
61.562±0.890
0.643±0.011
Compounds with high molecular weight
Bornyl acetate
3.970±0.060
3.976±0.060
0.129±0.012
Eugenol
0.170±0.020
0.163±0.020
0.123±0.012
Methyl eugenol
0.160±0.020
0.152±0.020
0.124±0.012
β-Caryophyllene
0.400±0.030
0.396±0.030
0.125±0.012
α-Humulene
0.390±0.020
0.373±0.020
0.123±0.012
Caryophyllene oxide
0.160±0.020
0.151±0.020
0.126±0.012
Total
5.250±0.150
5.211±0.150
0.75±0.06
From 20 to 200°C the odor - active compounds loss was about 2%. The result
strongly supports the conclusion that rosemary was encapsulated inside the BSA and
- 1638 -