Table 3. Chemical compositions of essential oils derived from the Lauraceae family leaves

RI1)	Compound name	Cinnamomum camphora	Cinnamomum cassia	Cinnamomum japonicum	Lindera obtusiloba	Machilus japonica	Neolitsea aciculata	Neolitsea sericea
926	α-Pinene	0.40	2.22	4.06	5.73	4.11	0.07	2.95
938	Camphene	0.51	0.58	0.70	5.14	3.67	tr2)	0.03
966	Sabinene	tr	-	2.65	-	0.04	0.10	24.91
971	β-Pinene	0.14	1.00	1.61	4.79	1.02	0.04	4.53
980	β-Myrcene	0.18	-	9.04	1.05	1.03	0.21	2.22
1001	α-Phellandrene	0.04	-	11.75	0.72	11.57	0.21	0.11
1030	trans-β-Ocimene	tr	0.30	1.57	1.56	2.57	12.06	1.12
1038	cis-β-Ocimene	tr	-	1.16	-	3.58	13.80	37.94
1039	D-Limonene	0.33	0.51	1.96	10.27	0.65	0.03	1.44
1042	1,8-Cineole	0.03	3.17	23.90	0.10	0.10	0.23	0.77
1105	Linalool	0.01	26.91	6.28	-	0.15	0.93	0.43
1153	Camphor	89.09	-	0.54	2.67	tr	0.01	0.01
1179	Borneol	0.51	0.33	0.02	3.52	0.03	tr	tr
1189	Terpinen-4-ol	0.18	0.41	2.65	0.15	0.02	0.03	6.13
1195	α-Terpineol	0.50	1.04	5.02	1.18	0.13	0.03	0.45
1244	(Z)-Citral	tr	8.46	0.22	-	tr	tr	tr
1256	Geraniol	tr	6.12	0.26	-	tr	tr	0.01
1273	(E)-Citral	tr	10.69	tr	-	tr	tr	tr
1286	Bornyl acetate	tr	1.04	0.07	5.69	3.58	tr	0.03
1380	Geranyl acetate	tr	7.62	0.06	-	0.06	0.08	0.40
1397	β-Elemene	0.09	-	0.26	1.72	1.22	10.94	0.84
1433	β-Caryophyllene	0.70	0.75	1.57	3.43	1.28	7.38	1.12
1449	Cinnamyl acetate	-	5.27	-	-	-	-	-
1495	Germacrene D	0.01	-	0.34	0.38	0.09	9.45	0.58
1499	α-Zingiberene	-	3.51	-	-	-	-	-
1508	α-Muurolene	tr	-	0.12	-	4.18	0.61	0.06
1510	γ-Elemene	1.08	-	0.20	2.65	1.34	6.74	2.36
1532	δ-Cadinene	0.04	0.67	0.54	1.93	13.85	0.03	0.30
1544	Elemol	0.11	-	1.37	-	tr	11.46	0.05
1566	Hedycaryol	-	-	-	6.79	-	-	-
1619	Viridiflorol	0.33	-	0.69	0.43	3.46	0.39	0.74
1653	δ-Cadinol	0.14	-	0.26	-	4.58	0.42	0.14
1665	τ-Cadinol	0.15	-	0.38	2.04	7.23	1.06	0.18
1668	τ-Muurolol	0.46	-	1.80	1.82	9.52	6.18	0.49
1680	α-Cadinol	0.18	-	0.52	4.27	7.23	1.14	0.22
1683	β-Eudesmol	0.13	-	0.64	10.03	0.24	2.96	0.03
	Unknown compound	0.92	8.98	2.50	9.04	4.51	1.43	0.13

Retention indice (RI): Kovats retention index was experimentally determined using a Tr-5MS column.
tr (=trace) < 0.01%.