胡椒酮

The other for: safrole, sassafras oil, safrole different 82 yuan / kg; 1 - phenyl -2 - propanone 2,500 yuan / kg; 3.4 dioxane methylene diphenyl -2 - propanone 7200 yuan / ton; Piperonal 1,000 yuan / kg; N-acetyl-o-amino benzoic acid 11500 yuan / ton; anthranilic acid 15,500 yuan / ton; Phenylacetate 15,000 yuan / ton; acetic anhydride 9900 yuan / ton; trichloromethane 4100 yuan / ton ; anhydrous ether 8500 yuan / ton; piperidine 58000 yuan / ton; methyl ethyl ketone 10,000 won / ton; sulfate 1,200 yuan / ton; hydrochloride 400 yuan / ton; ethanol 4200 yuan / ton.

另供：黄樟素、黄樟油、异黄樟素82元/公斤；1-苯基-2-丙酮2500元/公斤；3.4 亚甲基二氧苯基-2-丙酮7200元/吨；胡椒醛1000元/公斤；N-乙酰邻氨基苯酸11500元/吨；邻氨基苯甲酸15500元/吨；苯乙酸15000元/吨；醋酸酐9900元/吨；三氯甲烷4100元/吨；无水乙醚8500元/吨；哌啶58000元/吨；甲基乙基酮10000元/吨；硫酸1200元/吨；盐酸400元/吨；无水乙醇4200元/吨。

The other for: safrole, sassafras oil, safrole different 82 yuan / kg; 1 - phenyl -2 - propanone 2,500 yuan / kg; 3.4 dioxane methylene diphenyl -2 - propanone 7200 yuan / ton; Piperonal 1,000 yuan / kg; N-acetyl-o-amino benzoic acid 11500 yuan / ton; anthranilic acid 15,500 yuan / ton; Phenylacetate 15,000 yuan / ton; acetic anhydride 9900 yuan / ton; trichloromethane 4100 yuan / ton ; anhydrous ether 8500 yuan / ton; piperidine 58000 yuan / ton; toluene 5200 yuan / ton; methyl ethyl ketone 10,000 won / ton; sulfate 1,200 yuan / ton; hydrochloride 400 yuan / ton; anhydrous Ethanol 4200 yuan / ton.

另供：黄樟素、黄樟油、异黄樟素82元/公斤；1-苯基-2-丙酮2500元/公斤；3.4 亚甲基二氧苯基-2-丙酮7200元/吨；胡椒醛1000元/公斤；N-乙酰邻氨基苯酸11500元/吨；邻氨基苯甲酸15500元/吨；苯乙酸15000元/吨；醋酸酐9900元/吨；三氯甲烷4100元/吨；无水乙醚8500元/吨；哌啶58000元/吨；甲苯5200元/吨；甲基乙基酮10000元/吨；硫酸1200元/吨；盐酸400元/吨；无水乙醇4200元/吨。

Starting from piperonal, the initial total synthesis of CET involved BischlerNapieralski reaction, 3, 2-sigmatropic rearrangement, unusual Nazarov-type electrocyclization, and autoxidative dehydrogenation of desmethylcephalotaxine to desmethylcephalotaxinone etc.

第一条路线我们以胡椒醛为起始原料，经Bischler-Napieralski反应，[3，2]-σ重排，6-6环系到7-5环系的还原重排，Nazarov氧化环化；碱性条件下脱甲基三尖杉碱到脱甲基三尖杉酮碱的氧化脱氢等20步反应，完成了三尖杉碱的全合成。

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。

The condensation of 3 carbethoxy isoquinol 4 one with carbamidine, amidine, carbamide and sulfocarbamide gave isoquinolo pyrimidine derivatives, respectively and isoquinolo quinoline derivatives were synthesized by the reaction of o aminobenzaldehyde or o aminopiperonal with isoquinol 4 one.

报道了利用 3 乙氧甲酰基异喹啉 4 酮分别与胍、脒、脲及硫脲类化合物缩合反应合成异喹啉并嘧啶衍生物，邻氨基苯甲醛、邻氨基胡椒醛分别与异喹啉 4 酮反应合成异喹啉并喹啉化合物。6个新化合物的结构通过元素分析、红外光谱、核磁共振氢谱和质谱予以证

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。

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。

Preliminary clinical observations show that racemic 1,1'-bisisomenthone is quiteeffective against bronchospasmodic asthma .

合成了胡椒酮的衍生物和类似物16种，连同选用的市售药物和试剂4种进行了解痉活性的筛选。

The basic concept of FOP can be summarized as to further optimize effective prescription according to the standard of curative effects and with the aid of modern science and technology and theories of traditional Chinese medicine.

其基本内涵可概括为：以确有疗效的中药复方为研究对象，以现代科学技术和传统中医药理论为技术支持，以该复方所治病证的药效响应为评价标准，以优化重组疗效更优的新复方为研究目的。

Ever since our world has been a world, native forests have been indiscriminately exploited by man.

自从我们的世界一直是世界原生森林被任意剥削人。