Effects of Ultrasound Technique on the Composition of Different Essential Oils

Table 5

Changes in the chemical composition in solutions of chamomile oil.

Compound	IR	Chemical composition of essential oil (mg/ml)
		Alcohol solutions					Hexane solutions
		A	B	C	D	K	A	B	C	D	K
Ocimene <(E)-beta->	1049	0.56	0.56	0.49	0.61	0.63	0.65	0.68	0.69	0.71	0.64
Terpinene <gamma->	1060	1.09	1.05	0.94	1.20	1.21	1.17	1.22	1.30	1.27	1.17
Copaene <alpha->	1377	0.26	0.29	0.22	0.28	0.38	0.90	0.94	0.53	0.82	0.72
Elemene <beta->	1393	0.43	0.50	0.40	0.51	0.51	0.43	0.42	0.48	0.45	0.47
Caryophyllene <E->	1420	0.27	0.30	0.22	0.28	0.29	0.27	0.28	0.31	0.35	0.26
Aromadendrene	1442	0.25	0.28	0.21	0.28	0.28	0.25	0.26	0.27	0.26	0.24
Farnesene <(E)-beta->	1457	16.71^a	17.02^a	16.22^a	16.01^a	16.21^a	17.24^a	16.21^a	16.43^a	17.01^a	16.91^a
Aromadendrene <allo->	1461	0.30	0.40	0.29	0.37	0.38	0.31	0.32	0.29	0.35	0.31
Muurolene <gamma->	1480	0.33	0.32	0.18	0.41	0.44	0.37	0.40	0.32	0.38	0.36
Germacrene D	1487	2.75	2.73	3.07	2.77	2.86	2.83	3.10	2.89	2.95	3.03
Viridiflorene	1497	0.91	0.83	0.91	0.83	0.94	0.97	0.99	0.95	0.94	0.97
Bicyclogermacrene	1503	2.25	2.05	2.26	2.05	2.18	2.15	2.23	2.15	2.17	2.15
Farnesene <(E,E)-alpha->	1506	1.36	1.25	1.37	1.25	1.35	1.34	1.4	1.32	1.32	1.35
Bisabolene <beta->	1507	0.23	0.21	0.23	0.21	0.23	0.25	0.25	0.25	0.24	0.26
Cadinene <delta->	1523	0.57	0.81	0.94	0.84	0.92	0.94	1.00	0.97	0.94	0.98
Amorphene <delta->	1512	0.69	0.63	0.68	0.61	0.69	0.71	0.71	0.69	0.68	0.70
Spathulenol	1579	1.32	1.24	1.40	1.20	1.27	1.28	1.34	1.28	1.23	1.26
Globulol	1591	0.43	0.33	0.41	0.38	0.40	0.45	0.45	0.46	0.41	0.45
Cubenol <1.10-di-epi->	1619	0.29	0.29	0.32	0.27	0.27	0.29	0.29	0.31	0.27	0.29
Cadinol <-alpha->	1653	1.81	1.80	1.96	1.69	1.72	1.72	1.77	1.75	1.70	1.71
Cadinol <alpha->	1653	0.61	0.56	0.65	0.56	0.44	0.51	0.51	0.51	0.49	0.51
Bisabolol oxide B <alpha->	1657	7.97^a	7.57^a	7.59^a	7.73^a	7.26^a	6.49^a	6.75^a	6.50^a	6.47^a	6.44^a
Bisabolone oxide A <alpha->	1685	10.44	10.14^a	11.28^a	9.67^a	9.67^a	9.40^a	9.45^a	9.56^a	9.21^a	9.41^a
Chamazulene	1731	2.62	2.77	3.07	2.64	2.96	2.72	2.80	2.68	2.61	2.69
Bisabolol oxide A <alpha->	1750	30.97	31.97^a	30.31^a	33.16^a	32.3^a	31.61^a	31.44^a	32.17^a	32.03^a	32.06^a

Designation according to Table 1. IR: retention indices (from temperature programming, using the definition of Van den Dool and Kratz [17]). Values designated with the same superscript letters for the dominant compound do not significantly differ at 5% error (Duncan’s test).