Alpinia Essential Oils and Their Major Components against Rhodnius nasutus, a Vector of Chagas Disease

Table 1

Chemical composition of the essential oils extracted of from fresh leaves of A. zerumbet (OLALPZER) and A. vittata (OLALPVIT) determined by GC-MS analyzes.

Substances	Retention time	OLALPZER	OLALPVIT
	(min)	Area (%)	Area (%)
α-Thujene	12.6	3.7	-
α-Pinene	12.9	1.7	10.1
Camphene	13.6	0.2	-
Sabinene	14.7	13.8	1.2
β-Pinene	14.8	3.0	35.3
β-Myrcene	15.4	1.1	-
Phellandrene	16.1	0.3	-
α-Terpinene	16.6	4.0	-
ρ-Cymene	16.9	4.8	-
Limonene	17.1	1.8	1.5
1,8-Cineol	17.2	15.3	-
α-Terpinolene	-	2.0	-
cis-Sabinene	20	2.2	-
Terpinen-4-ol	23.2	19.7	-
α-Cubebene	29.0	-	2.1
Copaene	30	-	2.4
β-Cubebene	30.4	-	2.4
β-Caryophyllene	31.5	3.2	1.0
β-Gurjunene	32.4	-	1.7
Aromadendrene	32.8	-	0.7
cis-Muurola-4(14),5-diene	33.1	-	0.6
Germacrene-D	33.4	-	0.6
epi-Bicyclosesquiphellandrene	33.8	-	1.0
epi-Cubebol	33.9	-	5.0
Calamenene	34.7	-	2.0
Cadina-1(2),4-diene	35.0		0.8
Viridiflorol	37.2		1.75
1-epi-Cubenol	37.8		1.43
1,10-di-epi-Cubenol	38.2		1.24
Caryophyllene oxide	36.5	1.9	-
Others	-	21.2	27.2