目的优选山楂叶醇提最佳工艺条件。
ObjectiveTo study the alcohol extracting technical condition of Folium Crataegi.
主要含香叶醇、香草醇和桉叶醇。
本文研究了香叶醇和橙花醇的合成方法。
主要成分:凤梨鼠尾草,香豆素,香叶醇。
结论:香叶醇糖苷可以作为香原料应用到卷烟中。
The conclusion was that geranyl glycoside could be used as a flavor material in cigarette flavoring.
短叶醇含量则以短叶红豆杉针叶最高,东北红豆杉及云南红豆杉次之。
Taxol content in needle and swig of Taxus yunnanensis was the highest within four species from East Asia area, Taxus cuspid…
本文综述了国内外制取叶醇的各种方法及其应用与开发现状,展望了其发展前景。
In this paper, the methods of preparing leaf alcohol as well as its application and prospect in domestic and abroad were reviewed.
合成香茅醇的方法很多,目前香料工业上常用香茅醛还原或香叶醇加氢合成香茅醇。
On the perfume industry at present, citronellol is prepared from oil of citronellal and geraniol.
综述了叶醇的合成方法及国内外研究现状,并简单介绍了叶醇的应用情况及市场前景。
Leaf alcohol is an important perfumery component. This paper reviews its preparing methods, recent research progress, applications, and market prospect.
柠檬桉老鹳草和香茅油精。香茅醇和香叶醇含量的测定。填充柱和毛细柱气相色谱法。
Oils of eucalyptus citriodora, geranium and citronella. determination of citronellol and geraniol content. gas chromatographic method on packed and capillary column.
今天,更多的研究发现,在天竺葵中确实存在一种使蚊虫不会靠近的成分——香叶醇。
Today, the hard data exists that proves that the use of geraniums is more than a tradition passed down from generation to generation.
本文研究了以3-氯丙醇,三苯基膦和丙醛为原料利用威蒂希反应合成叶醇的新路线。
A new path for the preparation of leaf alcohol with 3-chloropropanol, triphenylphosphine and propionaldehyde through Wittig reaction was studied.
它们的乙酸酯皂化制得相应的醇,通过高效精馏柱精馏使之分离得纯的香叶醇和橙花醇。
Saponification of the acetates produced the respective alcohols. Pure geraniol and nerol were separated by rectification on a highly efficient packed column.
该果香型烤烟香精主要由反-2-己烯醛、甲酸叶醇酯、乙酸薄荷酯、枣子酊、山楂酊等组分组成。
The fruity type flue-cured tobacco essence mainly consists of trans-2-hexenal, hexenyl formate, methyl acetate, red date tincture, hawthorn tincture and the like.
主要介绍蒎烯、 双戊烯、香茅醛、 柠檬醛、 香叶醇和橙花醇等萜类化合物的加氢催化剂种类及其工艺条件。
The review focuses on the different catalysts and craft on the hydrogenation of the major terpene: pinene, dipentene, citronellal citral, geraniol etc over catalysts and craft.
方法:以异丙醇或THF为溶剂,盐酸或硝酸为催化剂,香叶醇与苯亚磺酸钠回流反应18或28h得香叶基砜。
Methods: In the presence of hydrochloric acid or nitric acid, geranyl sulfone was prepared from geraniol in isopropyl alcohol or THF under reflux conditions for 18 h or 28 h, respectively.
方法:采用HPLC、NMR、IR、MS等方法,对红豆杉叶醇浸膏中分离精制所得的部分化合物进行结构鉴定。
Methods The compounds were isolated by HPLC. Their structures were identified by IR, MS, NMR spectral respectively.
(事实上,Truvía 混合了从甜叶菊中提取的成分 rebiana和水果中含有的赤藓糖醇)。
In fact, Truvía combines rebiana, a substance derived from stevia bushes, with erythritol, a kind of sugar alcohol found in fruits.
香气醇陈滋味甘醇爽口叶底呈桐褐色并带有松烟味和槟榔味。
Aroma is mellow old flavor pleasant is mellow tastily foliaceous de chengtong is brown contain loose smoke flavour and areca ingredient.
目的从银杏叶中提取聚戊烯醇同系物并对其提取工艺进行优化。
OBJECTIVE To extract the polyprenol homologues from Ginkgo biloba leaves and optimize the separation process.
四年前,纽卡斯尔大学的科学家和丹麦大学的同事们共同发现了存在于胡萝卜中的叫做镰叶芹醇的健康物质。 。
Thee Newcastle scientist, along with colleagues at the University of Denmark, discovered the health benefits of falcarinol in carrots four years ago.
目的:比较5 单硝异山梨醇酯和银杏叶并用与单用5 单硝异山梨醇酯对心绞痛患者的疗效。
Objective: To observe clinical therapeutic effective of 5 mono nitre isosorbide combined with ginkgo leaf in the treatment of angina pectoris.
叶绿酸是通过水解叶绿素去除疏水性叶绿植醇侧链而获得的一种水溶性的衍生物。
Chlorophyllin is a water soluble derivative, which is obtained by hydrolyzing chlorophyll to remove phytyl alcohol.
目的观察西洋参叶二醇组皂苷对大鼠实验性心室重构的保护作用。
Objective To investigate the protective effect of Panax Quinquefolium L. Diol saponin on experimental ventricular remodeling in rats.
由橙花叔醇、香叶基衍生物和其它多种原料经不同的化学反应手段,可以合成金合欢醇。
Farnesol can be synthesized by different chemical means from different materials, such as, nerolidol, geranyl derivatives or other (compounds).
目的:观察西洋参叶二醇组皂苷(PQDS)对抗大鼠心室重构的作用机制。
Objective To observe the mechanism of action of panax quinquefolium diolsaponins (PQDS) on anti-ventricular remodeling in rats.
金合欢醇型细毛樟、辛夷花、枇杷叶等是具有较好开发利用前景的重要资源。
Cinnamomum tenuipilum Kosterm. (farnesol-type), flowers of Magnolia liliflora Desr. , leaves of Eriobotrya japonica, etc. are important potential resources of farnesol for industrial utilization.
介绍了用水提取、醇沉淀和离子交换树脂精制等工艺从甜叶菊中提取甜菊苷的方法。
The paper put forwards the way of extracting refining stevioside by boiling water from the leaves of stevia rebaudiana bertoni and removing impurities from extract by alcohol and ion exchanger.
不能发酵葡萄糖、果糖、七叶灵、苦杏仁苷、阿拉伯糖、乳糖、甘露糖、核糖、蔗糖,木糖、鼠李糖、甘露醇、肌醇和山梨醇等。不能水解明胶。
They can't ferment glucose, fructose, esculin, amygdalin, arabinose, lactose, mannose, ribose, sucrose, xylose, raffinose, mannitol, inositol, sorbitol and gelatin.
不能发酵葡萄糖、果糖、七叶灵、苦杏仁苷、阿拉伯糖、乳糖、甘露糖、核糖、蔗糖,木糖、鼠李糖、甘露醇、肌醇和山梨醇等。不能水解明胶。
They can't ferment glucose, fructose, esculin, amygdalin, arabinose, lactose, mannose, ribose, sucrose, xylose, raffinose, mannitol, inositol, sorbitol and gelatin.
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