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The experimental results showed that the catalyst had better catalytic activity and selectivity. The main product of the isomerization reaction was camphene, and the byproducts were limonene, terpinolene and tricyclene etc.
该催化剂具有较好的催化活性和选择性,异构化反应的主产物是莰烯,副产物是苎烯、异松油烯、三环烯等。
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By means of GC, GC-MS, GC-IR, IR, H1-NMR,the reaction products were investigated and the results showed that there are camphene, limoneneN terpinolene, Me a -fenchyl ether, Me -terpinyl ether, Me bornyl ether and Me isobornyl ether containing in the products,and the content of the main product Me a -terpinyl ether is up to 42.5%,the selectivity is 44.7%.
采用GC、GC-IR、GC-MS、IR、H~1-NMR等对反应产物进行定量和定性分析,结果表明:微波辐射下α-蒎烯与甲醇的反应产物含有莰烯、柠檬烯、α-小茴香甲醚、异松油烯、异菠基甲醚、菠基甲醚、α-松油基甲醚等,在较好的工艺条件下,主产物α-松油基甲醚的得率为42.5%,选择性为44.7%。
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By means of GC, GC-MS, GC-IR, the reaction products were investigated and the results showed that there are triylene, camphene, limonene, p-cymene, terpinolene -terpinene,-terpinene,-fenchyl formate, linalyl formate, terpinyl formate, bornyl formate and isobornyl formate containing in the products,and linalyl formate was first discovered in addition reaction of a -pinene and formic acid .The content of the main product terpinyl formate is up to 60.4%,the selectivity is 64.5%.
采用GC、GC-IR、GC-MS等对反应产物进行定量和定性分析,结果表明:微波辐射下α-蒎烯与甲酸的反应产物含有三环烯、莰烯、对-伞花烃、α-松油烯、γ-松油烯、柠檬烯、异松油烯、甲酸葑醇酯、甲酸异龙脑酯、甲酸龙脑酯、甲酸芳樟酯、甲酸松油酯。
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The main compounds in the natural terpineol oil were eucalyptol, trans4thujanol, pisopropenyl toluene, cis4thujanol, linalool, camphor, borneol, 4terpineol,αterpineol and safrole.
天然松油醇粗油中主要成分是1,8桉叶素、反式4艹守醇、p异丙烯基甲苯、顺式4艹守醇、芳樟醇、樟脑、龙脑、4松油醇、α松油醇和黄樟素。
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Aroma components of Hexylalcohol,Benzeneethanol,Butylalcohol,Pentylalcohol, ethyl acetate, Lactic acid ethylester, Butanedioic acid,diethylester, isopentylacohol acetate, acetic acid hexylester, acetic acid phenethylester, hexanoic acid ethylester, ethyl caprylate, decanoic acid ethylester, octanoic acid, linalool andα-terpineol were identified in former kiwi wine reports.
本试验首次在猕猴桃酒中发现了油酸乙酯,棕榈酸乙酯,9-癸烯酸,肉豆蔻酸乙酯,月桂酸乙酯,香茅醇,法呢醇,异薄荷酮香气物质,目前国内外资料中报道的猕猴桃酒香气物质—己醇,苯乙醇,丁醇,戊醇,乙酸乙酯,乳酸乙酯,琥珀酸二乙酯,乙酸异戊酯,乙酸己酯,乙酸苯乙酯,己酸乙酯,辛酸乙酯,癸酸乙酯,辛酸,芳樟醇,α-松油醇等均在本试验研究中也检测出,并得到证实。
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Results showed that the main aromatic components of mango were terpenes viz, terpinolene, ocimene,α-pinene, beta-myrcene, alpha-thujene, limonene, caryophyllene, Carene, etc.
结果表明,芒果香气主要成分为萜烯类物质,如异松油烯、罗勒烯、α-蒎烯、β-月桂烯、α-侧柏烯、柠檬烯、石竹烯、蒈烯等。
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phellandrene:水芹烯
其萜烯有:柠檬烯(limonene)、水芹烯(phellandrene)、松油烯(terpinene)、异松油烯(terpinolene)和对伞花烃(p-cymene); 其中杨叶木姜子、山鸡椒、毛叶木姜子和大果木姜子等果实中的柠檬烯的含量较高, 分别为14.15%,8.48%,11.04%和8.77%[13].
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terpinolene:异松油烯
其萜烯有:柠檬烯(limonene)、水芹烯(phellandrene)、松油烯(terpinene)、异松油烯(terpinolene)和对伞花烃(p-cymene); 其中杨叶木姜子、山鸡椒、毛叶木姜子和大果木姜子等果实中的柠檬烯的含量较高, 分别为14.15%,8.48%,11.04%和8.77%[13].