薄荷酮

The correlation of chemical structure with antispasmodic activity was studied.

初步的临床观察表明消旋1，1′-双异薄荷酮(5)对支气管痉挛的哮喘有较好的作用，研究了化学结构与解痉活性的关系。

In this paper, five oxygenic terpenoids —Carveol (C10H160),Carvone (C10H140),Menthone (C10H180),Carvyl acetate (C12H1802) andCedrol (C15H260) were used as test compounds and barnyardgrass( Enchinochloa crusgalli L.) receptor in rotational regression design experiment.

以5种含氧萜类物质香芹醇、香芹酮、薄荷酮、香芹基乙酸酯和雪松醇为化感物质替代物，以稗草为受体，运用正交旋转回归组合实验，分析物质间的互作效应。

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。

Themajor ingredients are isomenthone(35.22%), anethol(24.30%) and pulegone16.66

异薄荷酮(35.22)、茴香脑(24.30%)和长叶薄荷酮(16.66%)为该精油的主要成分。

16 And 19 components are identified from three specimens,which accounted for 99.63%, 99.70% and 99.28% of volatile fraction, respectively. The major components are pulegone and menthone, which accounted for 89.02%, 83.51%and 87.11%(Horm rural Buerjin county of Xinjiang). Others are isomenthone, piperitenone,isopulegone and limonene et al.Key words Ziziphora clinopodioides Lam. essential oil gas chromatography-mass spectrometry

从3个样本中分别鉴定出10种、16种和19种挥发油成分，占各自挥发油总量的99.62%、99.71%和99.28%。3个采集地的芳香新塔花的主要成分相同，均为长叶薄荷酮和薄荷酮，两者总量分别达到了89.02%、83.51%和87.11%（新疆布尔津县禾木乡样品），其他主要成分为异薄荷酮、胡椒烯酮、异长叶薄荷酮、柠檬烯等。

Under which the extraction rate of volatile oil is 0.9652%. 2. The main effective components of the volatile oil by GC-MS are pulegone and menthone. In addition, 1-eicosanol that had never been reported in literature have been identified.

由GC-MS鉴定出挥发油的主要有效成分是胡薄荷酮和薄荷酮，并鉴定出了1-二十醇等文献未曾报道过的化合物。

The main effective components of the volatile oil from Schizonepeta tenuifolia Briq. by GC-MS are pulegone and menthone. In addition, dihydrojasmone and terrein that had never been reported in literature have been identified.

由GC-MS鉴定出挥发油的主要有效成分是胡薄荷酮和薄荷酮，并鉴定出了二氢茉莉酮、土曲霉酮等文献未曾报道过的成分。

By using two-stage separations indicates that, the content of total ketones compound by one stage separation is 12.14%, far lower than 54.95% by two-stage separations, and the content of pulegone and menthone increases from 3.37% and 3.46% by one-stage separation to 19.34% and 22.95% by two-stage separations respectively. But the content of the long chain unsaturated fatty acid and its ester ingredient reduces from 41.58% and 18.88% by one stage separation method to 29.06% and 9.86% by two-stage separations method respectively, also the phenol compound by two-stage separations method can been separated completely.

对荆芥挥发油采用两级分离的研究表明：酮类化合物的总含量由二级分离的54.95%远高于一级分离的12.14%，其中胡薄荷酮和薄荷酮的含量分别由一级分离的3.37%和3.46%增加到二级分离的19.34%和22.95%，而长链不饱和脂肪酸及其酯类成分含量分别从一级分离法的41.58%和18.88%降低到二级分离法的29.06%和9.86%，且二级分离法已完全除去酚类化合物。

The objective was to analyze allelopathic effect of oxygenic terpenoid on barnyardgrass. The results show that the main effects ofCarveol,Carvone,Menthone andCarvyl acetate have an downward parabolic curve, whileCedrol shows the opposite.

各单因子的主效应分析结果表明：香芹醇、香芹酮、薄荷酮和香芹基乙酸酯的主效应曲线均为开口向下的抛物线，而雪松醇为开口向上的抛物线。

Result The results showed that the main components of Nepeta pratti Lèvl were terpenoids with many pulegone.

结果］结果表明，康藏荆芥用乙醇作夹带剂的超临界CO2萃取方法提取的主要成分是以胡薄荷酮为主的萜酮类物质。

It has been put forward that there exists single Ball point and double Ball points on the symmetrical connecting-rod curves of equilateral mechanisms.

从鲍尔点的形成原理出发，分析对称连杆曲线上鲍尔点的产生条件，提出等边机构的对称连杆曲线上有单鲍尔点和双鲍尔点。

The factory affiliated to the Group primarily manufactures multiple-purpose pincers, baking kits, knives, scissors, kitchenware, gardening tools and beauty care kits as well as other hardware tools, the annual production value of which reaches US$ 30 million dollars.

集团所属工厂主要生产多用钳、烤具、刀具、剪刀、厨具、花园工具、美容套等五金产品，年生产总值3000万美元，产品价廉物美、选料上乘、质量保证，深受国内外客户的青睐