Identification of the Chemical Constituents in Simiao Wan and Rat Plasma after Oral Administration by GC-MS and LC-MS

Table 1

26 compounds identified in volatile oils from SMW and its constituent herbs.

Number	RT (min)	Compounds	Molecular formula	Molecular weight	%
1	2.78	Methylbenzene	C7H8	92	1.43
2	4.43	α-Pinene	C10H16	136	0.68
3	6.45	1-Phellandrene	C10H16	136	0.49
4	7.58	1-Methyl-2-(1-Methylethyl)-benzene	C10H14	134	0.1
5	13.07	1,3,4,5,6,7-Hexahydro-2,5,5-trimethyl-2H-2,4a-ethanonaphtalene	C15H24	204	0.16
6	15.41	Longifden	C15H24	204	1.22
7	15.83	4,4-Dimethyl-adamantan-2-ol	C12H20O	180	2.2
8	16.99	δ-Guaiene	C15H24	204	1.5
9	17.34	Trans-caryophellene	C15H24	204	1.77
10	18.02	α-Caryophellene	C15H24	204	0.46
11	19.33	α-Cedrene	C15H24	204	0.75
12	20.17	γ-selinene	C15H24	204	1.18
13	21.10	β-selinene	C15H24	204	10.89
14	22.67	β-Sesquiphellandrene	C15H24	204	0.79
15	24.07	γ-selinene	C15H24	204	4.85
16	25.69	γ-Elemene	C15H24	204	5.75
17	26.90	β-Vatirenene	C15H22	202	0.58
18	32.48	Hinesol	C15H26O	222	0.83
19	33.91	β-Eudesmol	C15H26O	222	8.63
20	34.88	α-Bisabolol	C15H26O	222	2.03
21	35.53	Furanodiene	C15H20O	216	33.4
22	37.47	Diethyl phthalate	C12H14O4	222	0.35
23	46.83	Atrctylodin	C13H10O	182	8.58
24	56.82	Trans-tricyclo8.6.0.0(2,9)-; 3,15-hexadecadiene	C16H24	216	0.54
25	57.27	5-Methyl-1-2,6,6-Trimethyl-2,4-cyclohexadienyl-1,4-hexadiene-3-one	C16H22O	230	0.73
26	58.85	Isolantolactonoid butenolide A	C15H20O2	232	0.13