Typical G.C. analysis

#	%	Leftshift	Components
菊苣 chicory 根 rootoil
表 Table x X. Comparative chemical 组成 composition (%) of the 挥发物 volatiles 隔离的 isolated by 同时 simultaneous 蒸馏萃取 distillation-extraction (sde SDE) 动态 dynamic 顶空 headspace of 烤 roasted 菊苣 chicory
52	0.039	2-	acetyl-5-methyl 呋喃 furan
17	0.331	2,3-	butane dione
2	0.013	2-	buten-1-al
15	0.011	3-	buten-2-one
25	0.018		cyclopentanone
41	1.787		dihydro-2-m乙基-3 ethyl-3(2h H)-呋喃酮 -呋喃 furanone
53	0.067		二氢-2（3h）-呋喃酮 dihydro-2(3H)-furanone
51	0.222	2,6之二（1 6-bis(1,1-	dimethyl ethyl)-4-methyl phenol
22	0.063	2,3-	di甲基吡嗪 methyl pyrazine
16	0.187	2,5-	di甲基吡嗪 methyl pyrazine
18	0.310	2,6-	di甲基吡嗪 methyl pyrazine
6	0.031	3,4-	二甲基-2 dimethyl-2,5-呋喃二酮 5-furandione
34	0.061	2,5-	dim乙基-3 ethyl-3-(2-methyl propyl) 吡嗪 pyrazine
38	0.073	2,6-	dim乙基-3 ethyl-3-(3-methyl butyl) 吡嗪 pyrazine
20	0.028		乙基吡嗪 ethyl pyrazine
32	0.019	2-	乙基-3 ethyl-3,5-dimethyl pyrazine
30	0.009	2-	乙基-3 ethyl-3,6-二甲基吡嗪 6-dimethyl pyrazine
26	0.015	2-	ethyl-5-甲基吡嗪 methyl pyrazine
24	0.112	2-	ethyl-6-甲基吡嗪 methyl pyrazine
55	1.264	2-	呋喃 furan 甲醇 methanol
57	0.055	2(2-	呋喃基呋喃 furanyl methyl)-5-methyl 呋喃 furan
46	1.338	1-(2-	呋喃基呋喃 furanyl) 乙酮 ethanone
45	9.485	2-	糠醛 furfuraldehyde
40	0.015	N-	furfuryl pyrrole
42	0.023	N-	furfuryl-2-acetyl pyrrole
43	0.009	N-	furfuryl-2-formyl pyrrole
3	0.057		hexanal
33	0.023	4-	hydroxy-3-methyl acetophenone
48	0.009	1-	methoxy-4-methylbenzene
39	0.024	2-	methoxymethyl 呋喃 furan
50	0.106	3-	methyl butyric acid
58	0.017		十六烷酸甲酯 methyl hexadecanoate
1	0.024	3-	methyl pentanal
54	0.016	2-	methyl phenol
11	0.027	1-(2-	methyl 亚丙基 propylidene) phenyl acetaldehyde
13	0.074		甲基吡嗪 methyl pyrazine
4	0.002	2-	methyl-2-buten-1-al
10	0.006	5-(5-	methyl-2-呋喃基呋喃 furanyl) methyl-2-糠醛 furfuraldehyde
5	0.032	2(5-	methyl-2-呋喃基呋喃 furanyl)-1-propanone
49	2.078	5-	methyl-2-糠醛 furfuraldehyde
19	0.003	4-	methyl-2-pentanone
14	0.056	5-	methyl-2-phenyl-2-hexen-1-al
8	0.017	2-	m乙基-3 ethyl-3-beta-furyl 丙烯醛 propenal
7	0.046	2,2-	methylene bis-5-methyl 呋喃 furan
21	0.425	2,3-	pentane dione
27	0.009	2,4-	pentane dione
23	0.012	3-	penten-2-one
37	0.022	2-	pentyl 呋喃 furan
56	0.017		phenol
29	0.018	1-	phenyl-2-propanone
36	0.001	2-(2-	propenyl) 呋喃 furan
12	0.002		吡嗪 pyrazine
47	0.005		pyridine
31	0.096	1-(1h H-	pyrrol-2-yl) 乙酮 ethanone
44	0.003		toluene
28	0.062		tri甲基吡嗪 methyl pyrazine
H. 背部 Back K. R. Cadwallader, 烤 r Roasted 菊苣 chicory 香气 aroma 评价 evaluation by gas 色谱法 chromatography/mass 光谱法 spectrometry/嗅觉测定 olfactometry. J. Food Sci., 63, 234-237 (1998). p＆amp P&F 26, 3 No. 3, 66, (2001)

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