两个榴莲香精的挥发性风味成分分析
榴莲为木棉科榴莲属巨型热带常绿乔木,蒴果椭圆状,淡黄色或黄绿色,每室种子2~6个,假种皮白色或黄白色,有强烈的气味。提起榴莲,因其气味奇特,有人趋之若鹜,有人避而远之。随着食品工业的发展,榴莲香精应运而生,目前市面上的榴莲香精也有很多,但是价格,仿真度,应用效果各异。作者在工作中接触到一些质量非常好的榴莲香精,并将其进行了气质分析,尝试了解一下其中的风味化学成分,以待学习与分享。No | RT | Name | ppm | |
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| Sample A | Sample B |
1 | 4.0161 | Hexyl formate | 0.0053 | - |
2 | 4.1386 | 2-Propanethiol | 0.1654 | 0.1797 |
3 | 4.33 | 1-Propanethiol | 4.3071 | - |
4 | 4.4607 | Ethyl acetate | 1.3945 | 0.6509 |
5 | 4.6303 | Ethyl alcohol | 0.0184 | 0.0863 |
6 | 4.9019 | 2,3-Butanedione | 0.2949 | 0.1614 |
7 | 5.3686 | Ethyl butyrate | 1.0176 | 1.8511 |
8 | 5.5261 | Ethyl-2-methylbutyrate | - | 0.092 |
9 | 5.674 | Ethyl isovalerate | 0.0754 | - |
10 | 5.7201 | Butyl acetate | 0.4201 | 0.6516 |
11 | 6.551 | n-Propyl cis-1-propenyl sulfide | 0.0005 | - |
12 | 7.671 | (±)-limonene | - | 0.002 |
13 | 8.133 | Ethyl caproate | 0.0654 | - |
14 | 8.773 | 1-Methylethyl propyl disulfide | - | 0.0017 |
15 | 8.7901 | Disulfide, bis(1-methylethyl) | 0.0052 | - |
16 | 10.299 | 1-Methylethyl propyl disulfide | 0.0344 | - |
17 | 11.7959 | cis-3-Hexenol | - | 0.0167 |
18 | 11.9636 | Propyl disulfide | 0.0536 | - |
19 | 13.6907 | Acetic acid | 1.1436 | 0.0016 |
20 | 15.9282 | Propylene glycol diacetate | 0.0017 | - |
21 | 18.0096 | Propylene glycol acetate | 0.0017 | - |
22 | 19.0124 | Dimethyl sulfoxide | 0.0096 | - |
23 | 19.8085 | 1-Methyl-2-(1-(propylthio)propyl)disulfane | 0.0033 | - |
24 | 19.8912 | Butyric acid | 0.0078 | - |
25 | 20.0059 | Propylene Glycol | - | 95.7025 |
26 | 20.4261 | Dimethyl sulfoxide | - | 0.0212 |
27 | 21.609 | Trisulfide, dipropyl | 0.0006 | - |
28 | 21.651 | Acetaldehyde EG PG Acetal | - | 0.0017 |
29 | 21.9167 | Acetaldehyde propyl PG Acetal | - | 0.0023 |
30 | 23.6331 | Benzyl acetate | - | 0.0768 |
31 | 27.1649 | Corylon | 0.184 | 0.2423 |
32 | 27.5118 | 3,4-Dimethyl-1,2-cyclopentanedione | - | 0.0878 |
33 | 33.4293 | Ethyl maltol | 0.0751 | 0.1142 |
34 | 36.1534 | Triacetin | 85.8297 | 0.0416 |
35 | 36.7802 | Glycerol 1,2-diacetate | 0.0059 | - |
36 | 37.1342 | Diacetin monoproate | 0.0185 | - |
37 | 37.128 | Diacetin monoproate | 0.0379 | - |
38 | 39.1981 | delta-Decalactone | - | 0.0144 |
39 | 40.191 | Mono-caprylin glycerate | 3.4404 | - |
40 | 40.9398 | Mono-caprylin glycerate | 1.3744 | - |
41 | 48.451 | 5-Acetyl-3-methyl-1,2,3,4-tetrahydropyrimidin-2-thione | 0.0062 | - |
42 | 49.5857 | Vanillin | 0.0019 | - |