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香叶醇

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Results: the yield rate of the collected volatile oil of artemisia indica and artemisia feddei was 0.32%, 0.29%, respectively. the main constituents of them were as follows: eucalyptol, camphor, borneol, terpineol, cubebene, caryophyllene, caryophyllene oxide, germacrene d, etc, which was similar to the constituents of volatile oil from artemisia argyi. but the contents of volatile oil were different in different medicinal materials. longiverbenone with high content in artemisia feddei was can not be detected in artemisia indica and artemisia argyi.

结果:广西产五月艾与细叶艾挥发油的得率分别为0.32%、0.29%;五月艾、细叶艾和艾叶挥发油中均含有桉油精、樟脑、龙脑、松油醇、荜澄茄油烯、石竹烯及其氧化物、大根香叶烯d等药效成分,但各成分在不同药材中的含量存在一定差别;此外,细叶艾挥发油中含量较高的长叶马鞭烯酮在五月艾和艾叶挥发油中均未检出。

Methods Starting from geraniol and adamantan-2-one, SQ109 was synthesized through two routes.

香叶醇、2-金刚烷酮为原料通过两条路线合成SQ109。

The first total synthesis of 3, 7, 11-trimethyl-10-oxododecanoic acid 14,a new sesquiterpene isolated from Caulerpa recemosa have been completedthrough eight steps starting from geraniol in a 18.5% overall yield.

香叶醇为原料,经八步反应首次完成了倍半萜3,7,11-三甲基- 10-氧代-十二碳酸14天然产物的全合成,并对关键中间体24进行官能团改造,便利地合成了全反式法呢醇12。

Unsaturated alkynyl alcohols, such as dehydronerolidol, dehydrogeranyllinalool, and dehydroisophytol, were prepared by ethynylation of turpentine derivatives, namely terpenylacetones, e. g. geranylacetone, farnesylacetone, and phyton under normal pressure in presence of alkali metal hydroxide and organic solvents.

松节油衍生物格萜烯基丙酮,如香叶基丙酮、金合欢基丙酮和植物酮在常压条件,碱金属氢氧化物和有机溶剂存在下可发生乙炔化反应,形成对应的α,β-不饱和炔醇化合物脱氢橙花叔醇、脱氢香叶基芳樟醇和脱氢异植物醇。

Main production and management projects: piperonyl butoxide, Piperonal aldehyde, C Piperonyl aldehyde, PMK, eucalyptus oil, according to pituitrin, citral, ionone, cubeba oil, Geranium oil, 99 % natural a bit terpineol, pine oil acetate, sassafras oil, natural spices; run: Fragrance, tobacco flavor, food flavor, natural flavor essence seasoning products.

胡椒基丁醚、洋茉莉醛、胡椒基丙醛、胡椒基甲基酮、桉叶油、按叶素、柠檬醛、紫罗兰酮、山苍子油、香叶油、99%天然甲位松油醇、乙酸松油脂、黄樟油等天然香料;兼营:日化香精、烟用香精、食用香精、调味品香精等天然香精产品等。

ConclusionThe principal chemical constituents of the essential oils from S. plebeia are β-Eudesmol,γ-Eudesmol,-Calamenene , Agarospirol,β-Cadinene.

结论荔枝草挥发油的主要化学成分是β-桉叶醇,γ-桉叶醇,-去氢白菖蒲烯,沉香螺醇,β-杜松烯,为荔枝草资源的进一步开发利用提供了科学依据。

The main chemical constituents of the essential oil of peppermint are identical,which is 1-menthone,1-menthol, menthlacetate, menthofuan,α-pinene,β-pinene, limonene, 1, 8-cineole, 3-octanol, isomenthone, pulegone, neomenthol, caryophyllene, sabinenehydrate, germacrene-D, piperitol, viridiflorol,isomenthone, and others;but their contents are different,hence the aroma quality among the essential oil is greatly different.

它们的主要组成成分相同,均为薄荷酮、薄荷呋喃、乙酸薄荷酯、薄荷醇、α-蒎烯、β-蒎烯、苧烯、1、8-桉叶油素、3-辛醇、水烩烯、异薄荷酮、新薄荷醇、石竹烯、胡薄荷酮、大根香叶烯、胡椒醇、绿花醇等,但其含量有较大的差别,从而使精油香气品质产生了很大的差异。

Results:The experiments showed that 59 components were identified,accounting for 72.91 percent of the total essential oil.The essential oil was mainly composed of dehydrocostuslactone、costunolide、cedrenol、α-elemene、1,3-cyclooctadiene、eudesmol、α-selinene、β-caryophyllene、-longifolene、3,4-octadiene,7-methyl-etc.Among them Lactones like Dehydrocostuslactone and costunolide are essential components.

结果:GC-MS法分析鉴定了木香挥发油中59个成分,其主要成分为去氢木香内酯、木香烃内酯、雪松烯醇、α-榄香烯、环辛二烯、桉叶醇、α-芹子烯、丁子香烯、长松叶烯、7-甲基-3,4辛二烯等,占挥发油总量的72.91%;首次发现木香挥发油及去氢木香内酯、木香烃内酯具有抑制ADP诱导的血小板聚集活性。

Ingredients Aloe vera gel*, nettle extract*, alcohol denat.

芦荟胶,荨麻萃取精华,酒精,水,苯氧乙醇,黄胞胶,薰衣草精油,香豆素,香叶醇,柠檬油精,芳樟醇。

The oil pressed from the fruits after distilling litsea cubeba can be used to produce lauric acid and glycerin,etc..

其次是宁稀、茨烯、甲基庚烯酮、香叶醇等。

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