Table 4.

Chemical composition of Boswellia spp. oleogum resin essential oils. Relative quantification by gas chromatography and flame ionization detection (GC-FID) using internal normalization, areas in uncorrected %. List of main components (area >1%), plus the potential psychoactive diterpenoid incensole.

Compound	B. sacra	B. serrata	B. carterii	B. frereana	B. dalzielli	B. papyrifera	B. neglecta	B. rivae
Hashishene	0.32	5.24	0.12	2.89	1.01	0.03	0.01	0.12
α-Thujene	0.40	14.46	3.69	37.07	5.36	0.41	7.86	1.55
α-Pinene	71.44	14.71	52.16	24.41	70.29	1.58	46.95	42.33
Camphene	1.76	0.19	0.80	0.56	1.10	0.10	0.98	1.03
Thuja-2,4(10)-diene	0.75	0.06	0.26	0.36	1.08	0.03	0.47	0.58
Sabinene	2.39	2.34	2.77	4.87	0.68	0.26	0.22	0.99
β-Pinene	1.47	1.57	1.86	1.16	1.74	0.14	1.42	7.64
Myrcene	2.10	41.36	4.93	0.97	1.91	0.37	0.81	0.13
α-Phellandrene	0.30	0.40	3.16	0.11	0.03	0.02	0.11	0.16
Δ3-Carene	1.84	0.47	0.81	0.02	0.03	0.03	1.23	6.51
para-Cymene	0.82	1.10	4.50	8.20	1.54	0.29	4.61	7.86
Limonene	3.17	4.63	15.90	0.85	2.19	2.03	2.23	4.39
(E)-β-Ocimene	0.16	0.05	0.06	0.01	0.02	1.62	0.02	0.03
Linalool	0.04	0.66	0.02	0.26	0.17	1.00	0.08	0.07
trans-Pinocarveol	0.94	0.08	0.21	0.33	1.45	0.00	0.39	1.83
trans-Verbenol	0.79	0.09	0.37	0.37	1.12	0.02	0.45	2.52
α-Phellandren-8-ol	1.08	0.04	0.24	0.48	1.39	0.01	0.63	0.61
Terpinen-4-ol	0.28	0.09	0.19	1.73	0.19	0.07	16.81	0.69
α-Terpineol	0.03	0.09	0.06	0.26	0.11	0.00	4.00	0.38
Verbenone	0.64	0.03	0.16	0.31	0.74	0.00	0.66	1.76
Incensole	0.00	0.00	0.00	0.00	0.01	0.05	0.00	0.02
Methylchavicol	0.00	5.96	0.00	0.00	0.00	0.00	0.00	0.00
Octanol	0.00	0.00	0.00	0.00	0.00	6.96	0.01	0.00
Octyl acetate	0.00	0.00	0.00	0.00	0.00	77.67	0.00	0.00