鹅不食挥发油的GC—MS分析
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广东化工2020年第13期· 44 · 第47卷总第423期基于GC-MS对鸭绒鹅绒的气味成分分析李照莹1,李亚会2,3*,陈文坚4,袁源2,3,曹玉坡2,3,王飞2,3(1.南昌大学食品学院,食品科学与技术国家重点实验室,江西南昌330047;2.中国热带农业科学院农产品加工研究所,农业农村部热带作物产品加工重点实验室,广东湛江524001;3.海南省果蔬贮藏与加工重点实验室,广东湛江524001;4.湛江紫荆羽绒制品有限公司,广东湛江524001) [摘要]羽绒有无异味直接影响羽绒品质。
为了快速准确的检测羽绒气味成分,采用GC-MS技术对鸭绒鹅绒进行气味分析,由NIST 98质谱数据库检索,采用峰面积归一法,得到挥发性气味成分的种类及含量。
结果显示鸭绒、鹅绒中分别含67、62种挥发性物质,鸭绒鹅绒产生异味的主要成分种类基本相同,鸭绒比鹅绒异味更明显,其主要产生异味的可能是酯类和含氮化合物,主要包括戊烯酸乙酯、丁酸-2-甲基丙酯、4-乙基苯甲酸环戊酯、1,2-苯二甲酸二乙酯、乙酸铵等物质。
[关键词]鸭绒鹅绒;GC-MS;气味成分[中图分类号]TQ [文献标识码]A [文章编号]1007-1865(2020)13-0044-02Analysis of Odor Components in Duck and Goose down Based on GC-MSLi Zhaoying1, Li Yahui2,3*, Chen Wenjian4, Yuan Yuan2,3, Cao Yupo2,3, Wang Fei2,3(1. State Key Laboratory of Food Science and Technology, College of Food Science & Technology, Nanchang University, Nanchang 330047;2. Key Laboratory of Tropical Crop Products Processing of Ministry of Agriculture and Rural Affairs, Agricultural Products Processing Research Institute, Chinese Academy of Tropical Agricultural Sciences, Zhanjiang 524001;3. Hainan Key Laboratory of Storage & processing of Fruits and Vegetables, Zhanjiang 524001;4. Zhanjiang Zijing Down Products Limited Company, Zhanjiang 524001, China) Abstract: Whether the down odor directly affects the quality of the down. In order to quickly and accurately detect the odor components of down, GC-MS technology was used to analyze the odor of duck down and goose down. It was retrieved from the NIST 98 mass spectrometry database and the peak area normalization method was used to obtain the types and contents of odor components. Comparative detection of 67 and 62 volatile substances in duck down and goose down, respectively, the main components of duck down goose down produce the same odor, duck down is more obvious than goose down, the main odor may be esters and nitrogen compounds.It mainly included ethyl pentenoate,propanoic acid- 2-methyl-propyl ester, cyclopentyl 4-ethylbenzoate, diethyl 1,2-phthalate, ammonium acetate, etc.Keywords: duck and Goose down;GC-MS;odor composition羽绒制品因其轻、软、暖的优点受到广大消费者的喜爱。
食用油挥发性物质固相微萃取GC-MS分析宋义凤;王俊斌;王海凤;王丽双;何新益【摘要】以食用油为材料,采用固相微萃取、气相色谱-质谱联用仪和50/30 umDVB/CAR/PDMS纤维头测定其中的挥发性物质.结果表明:从被鉴定的7种食用油中确定293种挥发性物质,包括醛类、醇类、酯类、烷类、酮类、腈类等物质.其中,醛、醇、酯类挥发性物质种类较多,醛类49种,醇类29种,酯类29种.醛类物质的百分含量最大,为30%.被鉴定的各食用油香味组成成分类似,其中醛类化合物在各种食用油中均大量存在.%The edible oils were used as material in this study, and volatile compounds in edible oils were deter-minated by using solid phase microextraction, gas chromatography-mass spectrometry and 50/30 μm DVB/CAR/PDMS fiber heads. The results showed that 293 kinds of volatile compouds,including aldehydes, alcohols, esters, alkanes, ketones, nitriles and other volatile substance were identified from 7 kinds of edible oil.Among them, it is found that the aldehydes, alcohols and esters were the main of volatile compounds. There are 49 aldehydes, 29 alcohols and 29 esters in the volatile compounds. The percentage of aldehydes, accounting for 30%, was the largest of total amount of volatile compounds.The ingredients of the edible oils were similar, in which aldehydeswere abundant.【期刊名称】《食品研究与开发》【年(卷),期】2017(038)023【总页数】4页(P142-145)【关键词】食用油;固相微萃取;气相色谱-质谱联用;挥发性物质【作者】宋义凤;王俊斌;王海凤;王丽双;何新益【作者单位】天津农学院基础科学学院,天津300384;天津农学院基础科学学院,天津300384;天津农学院农业分析测试中心,天津300384;天津农学院基础科学学院,天津300384;天津农学院食品科学与生物工程学院,天津300384【正文语种】中文固相微萃取(Solid Phase Microextraction,SPME)是现代国际上用于样品处理的新技术,因它具有操作简单、快速、安全性高、不使用有机溶剂等优点[1-3],被广泛应用于油脂挥发性物质的分析[4-5]。
GC-MS法快速测定饲料用油脂中16种多环芳烃彭志通;唐国志;郝燕娟;叶竹林;李丰【期刊名称】《饲料工业》【年(卷),期】2016(0)1【摘要】研究旨在建立一种快速测定饲料用油脂中16种多环芳烃的方法,为饲料用油脂的质量控制提供检测依据。
样品采用乙腈-丙酮溶液(v/v=11)提取,以固相萃取小柱净化,GC-MS外标法定量,考察方法线性、精密度、回收率和定量限。
该方法在0.05-2.0 mg/l范围内有较好的线性关系,相关系数均不低于0.999 1。
以混合油空白样品为基质进行加标实验,方法定量限为0.010-0.037 mg/kg,3个浓度水平的加标回收率在89.2%-108.6%之间,相对标准偏差(RSD)在0.2%-9.9%之间。
该方法准确、前处理快速,适合大批量饲料用油脂中多环芳烃残留量的检测。
【总页数】4页(P53-56)【关键词】饲料用油脂;16种多环芳烃;GC-MS;混合油【作者】彭志通;唐国志;郝燕娟;叶竹林;李丰【作者单位】广州汇标检测技术中心【正文语种】中文【中图分类】S816.17【相关文献】1.SPE净化-同位素稀释-GC-MS法检测食用油脂中16种多环芳烃 [J], 张东东;刘玉兰;马宇翔;石龙凯;温运启2.QuEChERS/GC-MS法快速测定城市污泥中4种多环芳烃 [J], 王娇娇;呼世斌;刘书慧;魏丽琼;柴琴琴3.GC-MS法快速测定食品接触材料油墨中16种多环芳烃 [J], 王桂苓;薛艳;张伟伟;林芳4.多环芳烃分子印迹柱-高效液相色谱荧光检测法快速测定烤肉中15种多环芳烃[J], 阳文武;谭顺中;郭娅;周浓5.GC-MS结合微量QuEChERS法快速测定土壤中16种多环芳烃 [J], 谭华东; 张汇杰; 武春媛因版权原因,仅展示原文概要,查看原文内容请购买。
2008,17(2)福建分析测试F uji an A na l ysis&T esting研究报告GC-M S法测定动物食品中的三聚氰胺王征(福建省中心检验所,福建福州350002)摘要:建立了一种用于动物食品中三聚氰胺含量的气相色谱-质谱联用检测方法。
通过甲醇/水/三乙胺混合液提取动物食品中的三聚氰胺,氮气吹干、硅烷化衍生,再由气相色谱-质谱联用仪检测,苯代三聚氰胺内标法定量。
该方法在饲料和动物食品中三聚氰胺的加标回收率在82.0%~105.6%之间,相对标准偏差(RSD)不大于5.8%,在0.1m g~50.0m g/L范围内呈现良好的线性关系,灵敏度高,最低检测限达到0.1L g/g;选择性好,能有效消除复杂基体干扰。
可作为常见样品中三聚氰胺类有机物含量检测的确证方法。
关键词:气相色谱-质谱联用;三聚氰胺;动物食品中图分类号:O657.63文献标识码:A文章编号:1009-8143(2008)02-0001-04Deter m ination ofM ela m ine and the Related Analogs in Ani m alFood by G as Chro m atography-M ass Spectro m etryW ang Zheng(Fu jian P rov i ncia l Centra l Inspecti on Institute,Fuzhou350002,Ch i na)A bstrac t:A confir m atory m e t hod i s presented for t he determ i nation of M e l am i ne i n d ifferen t ani m a l food products by gaschrom atography-m ass spec trom etry(GC-M S).Samp l es are ex tracted us i ng a m i x t ure o f m ethano l/w ater/tr iet hy l am i ne and t he analytes are subsequen tly converted to tri m ethylsil y l der i vati v es for ana l ysis,and e m ploy i ng Benzoguana m i ne is e m-ployed as the i nterna l standard.U si ng the b lank an i m a l food samp l es sp i ked w it h the standards,the recover i es are i n the range o f82.0%~105.6%and t he re lati ve standard dev iati ons(RSD s)are no m ore than5.8%.The detection li m it of t he m et hod i s abou t0.1L g/gK eywords:G as Chro m atography-m ass Spectro m etry;m e l am ine;an i m a l food三聚氰胺简称三胺,是一种重要的氮杂环有机化工原料,白色结晶粉末,无味。
市售不同产地鹅不食草挥发油成分分析目的分析比较市售湖南、江苏、浙江三个不同产地鹅不食草中挥发油的化学成分。
方法采用水蒸气蒸馏法提取鹅不食草挥发油,通过气相色谱-质谱联用技术(GC-MS)对各个色谱峰定性,并用色谱峰面积归一法获得各化合物的相对含量。
结果湖南产地检测出77种化合物,其中主要成分有2,6,6-三甲基-二环[3.1.1]庚-2-烯-4-乙酸乙酯(35.05%)、2-甲基-2,3-醋酸酯-5-甲基-苯丙酸酯(16.52%)、(S)-2-甲基丁酸橙花酯(6.86%)、异丁酸香叶酯(5.77%);江蘇产地检测出28种化合物,其中主要成分为2,6,6-三甲基二环[3.1.1]庚-2-烯-4-乙酸乙酯(48.40%)、4a-甲基十氢化萘-1-醇-乙酸酯(14.98%)、百里香酚(11.02%)、(E)-丁酸-3,7-二甲基-2,7-辛二烯酯(6.04%);浙江产地检测出77种化合物,其中主要成分有2,3-二甲基苯(23.47%)、9,12,15-十八碳三烯酸(16.85%)、(Z,Z)-9,12-十八二烯酸(15.91%)、2-[(9Z,12Z)-9,12-十八碳二烯氧基]乙醇(6.44%)、(R)-(-)-(Z)-14-甲基-8-十六烯-1-醇(5.42%)。
结论GC-MS 法能快速、简便、高效地检测鹅不食草挥发油的化学成分,市售不同产地鹅不食草挥发油所含成分和含量都有较大差别。
[Abstract]Objective To compare the chemical compounds of volatile oil from Centipeda minima in Hunan,Jiangsu and Zhejiang.Methods The volatile oil of Centipeda minima was extracted by steam distillation.The chromatographic peaks were qualitatively identified by gas chromatography-mass spectrometry (GC-MS),and the relative content of each compound was obtained by the method of peak area normalization.Results 77 compositions were identified from Centipeda minima in Hunan,and the main compositions were Bicyclo [3.1.1] hept-2-en-4-ol,2,6,6-trimethyl-,acetate (35.05%),Propanoic acid,2-methyl-,2-[3-[(acetyloxy)methyl] oxiranyl]-5-methylp-henyl ester(16.52%),Neryl (S)-2-methylbutanoate (6.86%),Geranyl isobutyrate (5.77%).28 compositions were identified from Centipeda minima in Jiangsu,and the main compositions were Bicyclo [3.1.1] hept-2-en-4-ol,2,6,6-trimethyl-,acetate (48.40%),Acetic acid,4a-methyld-ecahydronaphthalen-1-yl ester (14.98%),Thymol(11.02%),Butanoic acid,2-methyl-,3,7-dimethyl-2,7-octadienyl ester,(E)-(6.04%).77 compositions were identified from Centipeda minima in Zhejiang,and the main compositions were Benzene,(2,3-dimethyldecyl)-(23.47%),9,12,15-Octadecatrienoic acid (16.85%),(Z,Z,Z)-,9,12-Octadecadienoic acid(Z,Z)-(15.91%),Ethanol,2-(9,12-octadecadienyloxy)-(6.44%),(R)-(-)-(Z)-14-Methyl-8-hexadecen-1-ol (5.42%).Conclusion GC-MS can be used to analysis the composition of volatil-e oil quickly and effectively.The Different area Centipeda minima have different compositions of volatile oil.[Key words]Centipeda minima;V olatile oil;Gas chromatography-mass spectrometry;Component analysis鹅不食草又称石胡妥、鸡肠草,系菊科植物鹅不食草[Centipeda minima(L.)A.Br.etAschers.]的干燥全草[1],主产于印度平原和锡兰岛,我国大部分省份亦有种植。
鹅不食草挥发油的化学成分GC—MS分析摘要:目的分析鹅不食草挥发油的化学成分。
方法采用水蒸气蒸馏法提取鹅不食草挥发油,用GC—MS法鉴定化学成分。
结果鉴定出69个化合物。
鹅不食草挥发油中含量最高的成分为2,6,6-三甲基-二环[3.1.1]庚-2-烯-4-乙酸乙酯,相对含量达33.48%;含量较高的成分有3-甲基-4-异丙基苯酚、5-异丙基-2-甲苯酚、(E)-3,7-二甲基-2,6-辛二烯醇-1-丁酸酯、(Z)-3,7-二甲基-2,6-辛二烯-1-醇乙酸酯、 2-甲基-2,3-醋酸酯-5-甲基-苯丙酸酯等。
结论所用方法为鹅不食草的合理开发利用提供了参考。
关键词:鹅不食草;挥发油;气相色谱一质谱Essential Oil GC-MS study of Centipeda minimaAbstract:Objective: To analyze the chemical composition of essential oil of Centipeda minima.Methods: Use steam distillation collected essential oil and identified by GC-MS.Results: 69 chemical compounds were identified, The highest content is Bicyclo[3.1.1]hept-2-en-4-ol, 2,6,6-trimethyl-,acetate, the relative content is 33.48%;the higher include 3-Methyl-4-isopropylphenol、Phenol,2-methyl-5-(1-methylethyl)、Butanoic acid, 3,7-dimethyl-2,6-octadienyl ester, (E)-、2,6-Octadien-1-ol, 3,7-dimethyl-,acetate,(Z)-、Propanoic acid, 2-methyl-, 2-[3-[(acetyloxy)methyl]oxiranyl]-5-methylphenyl ester etc .Conclusion:The methods provide the reference for reasonable development and utilization of Centipeda minima.Key words:Centipeda minima ;essential oil;GC-MS鹅不食草[Centipeda minima (L.)A.Br.et Aschers]系菊科(Compositae)石胡荽属植物,具有通鼻窍、止咳喘的功效,临床用于风寒头痛、咳嗽痰多、鼻塞不通、鼻渊流涕等症[1]。
始载于南唐《食性本草》,《本草纲目》中亦有记载。
生长于海拔 300~l900米的阴湿处.主产于浙江、湖北、江苏、广东等地。
在国外。
主要分布在印度平原和锡兰岛[2]。
鹅不食草中含有甾醇类、愈刨木内酯类、单萜、三萜及三萜皂苷类、挥发油及黄酮类、百里香酚衍生物等成分。
鹅不食草收载于《福建药物志》,俗称杜网草、猪屎草,我们运用药物性引喘、离体豚鼠气管的实验方法[3]。
也证实鹅不食草挥发油有显著的平喘解痉作用。
本文采用GC—MS 联用技术。
分析鹅不食草药材的挥发油成分,为评价其质量、研究其物质基础和进一步的开发利用提供科学参考。
1仪器与试剂1.1仪器气相色谱一质谱联用仪;自动进样器;毛细管柱;旋转蒸发仪;水蒸气蒸馏装置;1.2试剂石油醚,乙醚,无水Na2SO4,沸石,蒸馏水;2方法与结果2.1供试品溶液的制备取药材10kg,提取得到的石油醚浸膏放入圆底烧瓶中,加入适量沸石,连接好水蒸气蒸馏装置,用电热套加热,蒸馏至馏出液无明显油珠为止,收集馏出液。
将所得馏出液用无水乙醚萃取,排出分液漏斗中的蒸馏水,将上层液(有机相)倒入试剂瓶中。
用旋转蒸发仪回收乙醚,并收集挥发油。
再取适量无水Na2SO4 对挥发油进行干燥,挥发油中含有少量无水Na2SO4,再用无水乙醚萃取,静置一段时间待乙醚挥发完,即可得到纯净的挥发油。
2.2 GC —MS 试验条件 2.2.1气相色谱条件载气为氦(He ),分流比55:1,流速1mL /min ,供试品溶液进样量1μL 。
温度设置:进样口温度270℃,柱温l10℃,传输线温度280℃,程序升温。
l1O ℃(0min) 5℃/min l50℃(0 min) 1℃/min 170℃(0min) 3℃/min 240℃(5min)。
2.2.2质谱条件电离方式El ,电离能量70eV,倍增电压200V .离子源温度230℃.四极杆温度150℃,扫描质量范围33~500amu,扫描间隔0.4s 。
2.3 GC —MS 测定精密吸取鹅不食草挥发油供试品溶液1μL ,以分流方式进样.测得其气相色谱一质谱总离子流色谱图。
所得各色谱峰经纯度检查,分离得到色谱峰。
归一化法测得各峰的相对含量。
利用Class 5O00色谱软件及NIST05版质谱谱库进行检索,并结合图谱解析对其中色谱峰进行了初步鉴定.结果见图l 、表1。
A b u n d a n c e图1:鹅不食草挥发油的GC —MS 总离子流图表1 鹅不食草挥发油中化学成分的GC —MS 分析结果化合物名称分子式 分子量 Tr/mi n 相对含量1,6-Octadien-3-ol, 3,7-dimethyl- 3,7-二甲基-1,6-辛二烯-3-醇C 10H 18O 154 9.773 0.92 1,3,3-Trimethylcyclohex-1-ene-4-carboxaldehyde, (+,-)- 1,3,3-三甲基环己基-1-烯基-4-甲酸C 10H 16O 2 168 10.260 0.09 2H-Pyran, 3,6-dihydro-4-methyl-2-(2-methyl-1-propenyl)- 3,6-二氢-4-甲基-2-(2-甲基-1-丙烯基)-二氢吡喃 C 10H 16O 152 10.641 0.08 Bicyclo[3.1.1]hept-3-en-2-ol, 4,6,6-trimethyl- 马鞭烯醇C 10H 16O 152 10.799 0.58 Cyclopentanecarboxylic acid, 2-methyl-3-methylene-, methyl esterC 9H 14O 215410.865 0.302-甲基-3-亚甲基环戊甲酸甲酯Benzenemethanol, .alpha.,.alpha.,4-trimethyl- 2,2,4-三甲基苯甲醇C10H16O 152 11.023 0.94p-menth-1-en-8-ol α-萜品醇C10H18O 154 11.200 0.48 Benzenepropanal, .beta.-methyl- β-甲基苯丙醛C10H12O 148 11.549 0.78Bicyclo[3.1.1]hept-2-en-4-ol, 2,6,6-trimethyl-, acetate 2,6,6-三甲基-二环[3.1.1]庚-2-烯-4-乙酸乙酯C14H22O2222 12.338 33.48Phenol, 2-methyl-5-(1-methylethyl) 5-异丙基-2-甲苯酚C10H14O 150 12.541 0.423-Methyl-4-isopropylphenol 3-甲基-4-异丙基苯酚C10H14O 150 12.660 12.822,3-Dehydro-1,8-cineole 2,3-去氢-1,8-桉树脑C10H16O 152 12.916 0.37Bicyclo[4.1.0]hept-2-ene, 3,7,7-trimethyl- 3,7,7-三甲基-二环[4.1.0]庚-2-烯C10H16136 13.271 0.052,6-Octadien-1-ol, 3,7-dimethyl-,propanoate, (Z)- (Z)-3,7-二甲基-2,6-辛二烯-1-醇C10H18O 154 13.607 0.131-(3-Methylbutyl)-2,3,4,5-tetramethylbenzene 1-(3-甲基丁基)-2,3,4,5-四甲基苯C15H24204 13.718 0.582-Buten-1-one, 1-(2,6,6-trimethyl-1,3-cyclohexadien-1-yl)-, (E)- (E)-1-(2,6,6-三甲基-1,3-环己二烯)基-2-丁烯-1-酮C13H18O 190 13.922 0.13Copaene 蒎烯C15H24204 14.113 0.146S-2,3,8,8-Tetramethyltricyclo[5.2.2.0(1,6)]undec-2-ene 6S-2,3,8,8-四甲基-三环[5.2.2.0(1,6)]十一-2-烯C15H24204 14.192 0.412-Cyclopenten-1-one, 3-methyl-2-(13-pentadienyl)-, (E,Z)- (E,Z)-3-甲基-2-(1,3-戊二烯基)-2-环戊烯-1-酮C11H14O 162 14.277 1.08Benzene, 1,4-dimethoxy-2,3,5,6-tetramethyl- 2,3,5,6-四甲基-1,4-二甲氧基苯C12H18O2194 14.383 0.481R,4S,7S,11R-2,2,4,8-Tetramethyltricyclo[5.3.1.0(4,11)] undec-8-ene(1R,4S,7R,11R)-2,2,4,8-四甲基三环[5.3.1.0(4.1.1)]十一-8-烯C15H24204 14.540 0.55Caryophyllene 石竹烯C15H24 204 14.672 1.105,9-Undecadien-2-one, 6,10-dimethyl-, (E)- 香叶基丙酮C13H22O 194 14.770 0.10Bicyclo[3.1.1]hept-2-ene, 2,6-dimethyl-6-(4-methyl-3-pentenyl)- 2,6-二甲基-6-(4-甲基-3-戊烯基)-二环[3.1.1]-庚-2-烯C15H24204 14.836 0.14Bicyclo[2.2.1]heptane,2-methyl-3-methylene-2-(4-methyl-3-pentenyl)-, (1S-endo)- 1S-2-甲基-3-亚甲基-2-(4-甲基-3-戊烯基)-二环[2.2.1]庚烷C15H24204 14.974 0.421,4,7,-Cycloundecatriene, 1,5,9,9-tetramethyl-, Z,Z,Z- (Z,Z,Z)-1,5,9,9-四甲基-1,4,7-环十一-3-烯C15H24204 15.093 0.272-Hydroxymethylbenzimidazole 2-苯乙烯基喹啉C8H8N2O 148 15.132 0.83Phenol, 2-methyl-5-(1-methylethyl) 5-异丙基-2-甲苯酚C10H14O 150 15.191 5.55Butanoic acid, 3,7-dimethyl-2,6-octadienyl ester, (E)- (E)-3,7-二甲基-2,6-辛二烯醇-1-丁酸酯C14H24O2224 15.297 4.2515.448 2.05Benzenemethanol, 4-(1-methylethyl) 4-(1-甲基乙基)-苯甲醇C10H15O 151 15.507 0.162(1H)-Pyridone, 1-ethyl-4-methyl- 4-甲基-1-乙基-2(1H)-吡啶酮C8H11NO 137 15.579 0.17Cyclohexene, 1-methyl-4-(5-methyl-Cyclohexene, 1-methyl-4-(5-methyl-1-甲基-4-(5-甲基-1-亚甲基-4-己烯基)-环戊烯C14H23191 15.691 0.26Benzenemethanol, 4-methyl-.alpha.-(1-methyl-2-propenyl)-, (R*,R*)- (R,R)- 4-甲基-1-(1-甲基-2-丙烯基)-苯甲醇C12H17O 177 15.809 0.15Naphthalene,1,2,3,5,6,8a-hexahydro-4,7-dimethyl-1-(1-methylethyl)-,(1S-cis)- 1,2,3,5,6,8α-六氢-4,7-二甲基-1-(1甲基乙基)-萘C15H28208 15.869 0.15.alpha.-Caryophyllene α-律草烯C15H24 204 16.066 0.231,6,10-Dodecatrien-3-ol, 3,7,11-trimethyl- 3,7,11-三甲基-1,6,10-十二碳三烯-3-醇C15H26O 222 16.250 0.32Phenol, 2-methyl-5-(1-methylethyl) 2-甲基-5-(1-甲基乙基)-苯酚C10H14O 150 16.316 3.01Propanoic acid, 2-methyl-, 3,7-dimethyl-2,6-octadienyl ester, (E)- (E)-2-甲基丙酸-3,7-二甲基-2,6-辛二醇脂C14H24O2224 16.362 2.482,6-Octadien-1-ol, 3,7-dimethyl-,acetate, (Z)- (Z)-3,7-二甲基-2,6-辛二烯-1-醇乙酸酯C12H20O 180 16.434 3.52Caryophyllene oxide 氧化石竹烯C15H24O 220 16.572 2.03Bicyclo[2.2.1]heptane, 2,2-dimethyl-3-methylene-, (1S)- (1S)-2,2-二甲基-3-亚甲基-二环[2.2.1]庚烷C10H16136 16.730 0.19Benzenemethanol, .alpha.,.alpha.,4-trimethyl- 2,2,4-三甲基苯甲醇C10H16O 152 16.815 0.1412-Oxabicyclo[9.1.0]dodeca-3,7-diene, 1,5,5,8-tetramethyl-,[1R-(1R*,3E,7E,11R*)]-(1R,3E,7E,11R)-1,5,5,8-四甲基-氧杂双环[9.1.0]十二碳-3,7-二烯C15H24O 220 16.861 0.761,5-Cycloundecadiene, 8,8-dimethyl-9-methylene- 8,8-二甲基-9-亚甲基-1,5-环十一-3-烯C14H22190 17.000 0.22Isocaryophillene 异丁子香烯C15H24 204 17.118 0.22 beta.-Humulene β-蛇麻烯C15H24 204 17.151 0.252-(3,4-Dibromo-4-methylcyclohexyl)propan-2-ol 2-(3,4-二溴-4-甲基-环己基)丙烷-2-醇C10H18Br2O 314 17.282 1.371H-3a,7-Methanoazulene, 2,3,4,7,8,8a-hexahydro-3,6,8,8-tetramethyl-,[3R-(3.alpha.,3a.beta.,7.beta.,8a.alpha.)]- α-柏木烯C15H24204 17.322 1.351H-Purine-2,6-dione, 3,7-dihydro-3,7-dimethyl- 3,7-二氢-3,7-二甲基-1H-嘌呤-2,6-二酮C7H8N4O2180 17.512 0.53Cyclohexene,6-ethenyl-6-methyl-1-(1-methylethyl)-3-(1-methylethylidene)-, (S)- (S)-6-甲基-6-乙烯基-1-(1-甲基乙基)-3-(1-甲基亚乙基)-环己烯C15H24204 17.591 0.303-Cyclohexene-1-methanol, .alpha.,4-dimethyl-.alpha .-(4-methyl-3-pentenyl)-, [R-(R*,R*)]- [R-(R,R)]- 2,4-二甲基-2-(4-甲基-3-戊烯基)-3-环己烯-1-甲醇C15H27O 223 17.67 0.39Benzene, 1-methyl-4-[(methylthio)ethynyl]- 1-甲基-4-[(甲硫基)乙炔基]苯C10H10S 162 17.821 0.42Naphthalene, 2,3,4,4a,5,6-hexahydro-1,4a-dimethyl- 7-(1-methylethyl)-2,3,4,4α,5,6-六氢-1,4α-二甲基-7-(1-甲基乙基)-萘C15H28208 17.894 0.582-(Cyclohex-1-enyl)-furan 2-(环己-1-烯)-呋喃C10H12O 148 18.604 0.142-Pentadecanone, 6,10,14-trimethyl 6,10,14-三甲基-2-十五烷酮C18H36O 268 19.353 0.511-Hexen, 2-(p-anisyl)-5-methyl-5-甲基-2-(对甲氧基苯)-1-环己烯C14H18O 202 19.873 1.78Pentadecanoic acid, 14-methyl-, methyl ester 14-甲基十五烷酸甲酯C17H34O2270 20.149 0.08Phenol, 5-(dimethylamino)-2-nitroso- 5-(二甲氨基)-2-亚硝基苯酚C8H10N2O2166 20.254 0.30n-Hexadecanoic acid n-棕榈酸C16H32O2 256 20.524 1.711-Hexen, 2-(p-anisyl)-5-methyl-5-甲基-2-(对甲氧基苯)-1-环己烯C14H18O 202 20.734 0.87Propanoic acid, 2-methyl-,2-[3-[(acetyloxy)methyl]oxiranyl]-5-methylphenyl ester 2-甲基-2,3-醋酸酯-5-甲基-苯丙酸酯C16H20O5292 20.958 3.02Spiro[4.5]decane-6,10-dione 螺[4.5]癸烷-6,10-二酮C10H14O2166 21.083 0.391-Butanol, 2,2-dimethyl- 2,2-甲基-1-正丁醇C6H14O 102 21.51 0.07Decane, 2,3,6-trimethyl- 2,3,6-三甲基癸烷C13H28184 21.767 1.74Eicosane 二十烷C20H42 282 23.706 0.11 Eicosane 二十烷C20H42 282 25.311 0.08 Eicosane 二十烷C20H42 282 26.073 0.17 3讨论由表l可知,从鹅不食草挥发油共鉴定了69种化合物,其中含量最高的成分为2,6,6-三甲基-二环[3.1.1]庚-2-烯-4-乙酸乙酯,相对含量33.48﹪;含量较高的成分有3-甲基-4-异丙基苯酚,占12.82﹪、5-异丙基-2-甲苯酚,占5.55﹪、(E)-3,7-二甲基-2,6-辛二烯醇-1-丁酸酯,占4.25﹪、(Z)-3,7-二甲基-2,6-辛二烯-1-醇乙酸酯,占3.52﹪、2-甲基-2,3-醋酸酯-5-甲基-苯丙酸酯,占3.02﹪等本文概述了从鹅不食中提取的68中化合物,并提供这68中化合物的详细信息,即中英文名称、分子式、分子量、组分的保留时间、相对含量等,为以后鹅不食的研究提供参考。