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·1390· 精细化工 FINE CHEMICALS 第 36 卷
表 2 树苔浸膏的 GC-MS 分析结果
Table 2 Identification of volatile aroma components in two treemoss concretes by GC/MS with two different methods SAFE
and SPME
SAFE SPME
RI
①
序 化合物 S1 S2 S1 S2 定性方法 ②
号 HP- TG- HP- TG- HP- TG- HP- TG- HP- TG-
5MS WAX 5MS WAX 5MS WAX 5MS WAX 5MS WAX
酯类
1 丁酸乙酯 809 1036 – + – + + – + – RI, MS, S
2 乙酸乙酯 881 – – – – – + – + RI, MS, S, O
3 异戊酸乙酯 859 – – – – + – + – RI, MS, S
4 戊酸乙酯 902 1136 + – + + + – + – RI, MS, S, O
5 γ-丁内酯 918 1625 + + + + – – – – RI, MS, S
6 3-羟基丁酸乙酯 938 + – + – + – + – RI, MS, S, O
7 己酸乙酯 1000 1234 + + + + + + + + RI, MS, S, O
8 戊酮酸乙酯 1026 1604 – + + + + – + – RI, MS, S, O
9 丙二酸二乙酯 1075 1575 + + + + + – + + RI, MS, S
10 α-亚甲基-γ-戊内酯 1076 + – – – – – – – RI, MS
11 庚酸乙酯 1098 1333 + + + + + – + + RI, MS
12 乳酸乙酯 822 1342 – + – + + + + + RI, MS
13 丁二酸二乙酯 1184 1671 + + + + + + + + RI, MS, S, O
14 辛酸乙酯 1198 1433 + + + + + – + – RI, MS, S, O
15 甲基丁二酸二乙酯 1209 – – + – – – + – RI, MS
16 衣康酸二乙酯 1239 – – – – – – + – RI, MS
17 苯乙酸乙酯 1246 1778 + + + + + + + – RI, MS, S, O
18 DL-苹果酸二乙酯 1270 2032 + + + + + + + + RI, MS, S, O
19 戊二酸二乙酯 1284 1772 + – + + + – + – RI, MS, S, O
20 壬酸乙酯 1296 1534 + – – – + + + + RI, MS, S, O
21 2-呋喃酸-4-氢-5-酮乙基酯 1301 2152 + + – + – – – – RI, MS
22 己二酸二乙酯 1390 1888 + – + + + – + + RI, MS
23 癸酸乙酯 1396 – – + – + – + – RI, MS, S
24 庚二酸二乙酯 1488 1990 – – + + + – + + RI, MS
25 辛二酸二乙酯 1590 2096 – + + + + + + + RI, MS
26 月桂酸乙酯 1596 1838 + + + + + + + + RI, MS, S, O
27 扁衣酸乙酯 1669 + – + – + – + – RI, MS
28 壬二酸二乙酯 1695 + – + – – – + – RI, MS
29 β-苔黑酚羧酸甲酯 1712 3126 + + + + + + + + RI, MS, S, O
30 苔黑酚羧酸乙酯 1744 3280 + + + + + + + – RI, MS, S, O
31 赤星衣酸乙酯 1749 + – + – + – + – RI, MS
32 2,4-二羟基-3,5,6-三甲基苯甲酸甲酯 1769 2481 + + + + + + + + RI, MS
33 肉豆蔻酸乙酯 1793 2041 – – – – + + + + RI, MS, S, O
34 柔扁枝衣酸乙酯 1800 + – + – + – + – RI, MS
35 十五酸乙酯 1895 2145 + – + – – – + + RI, MS
36 4,7,10,13-十六四烯甲酯 1954 + – + – + – + – RI, MS
37 9,12-十六二烯乙酯 1964 – – + – + – + – RI, MS
38 9-十六碳烯酸乙酯 1975 2265 – – + – + + + + RI, MS
39 棕榈酸乙酯 1996 2247 + + + + + + + + RI, MS
40 十七酸乙酯 2095 – – + – – – – – RI, MS
41 亚油酸乙酯 2166 2515 + + + + + + + + RI, MS
42 亚麻酸乙酯 2173 2583 + + – + – + – + RI, MS, S
43 硬脂酸乙酯 2195 2450 – – + + – – + + RI, MS
44 2-甲基辛酸乙酯 1230 – – – – – – + – RI, MS
45 13-甲基-十四酸乙酯 1860 – – – – – – + – RI, MS
46 二十二碳六烯酸甲酯 2401 – + – + – – – – RI, MS
47 柔扁枝衣酸甲酯 2412 – + – + – – – – RI, MS
48 5,7-二羟基-4-甲基香豆素 2505 – + – + – + – + RI, MS