苯乙基 的英文怎麼說
中文拼音 [běnyǐjī]
苯乙基
英文
phenethyl; phenylethyl-
Manufacturer of fine chemicals, and pharmaceutical and agrochemical intermediates, offering a small but diverse range of predominantly aromatic chemicals. located in shanghai and lanxi, china
-生產芐胺,鄰氯苯甲酰氯,對氯苯甲酰氯, n甲基芐胺, -苯乙胺,糠胺,四甲基己二胺,延遲催化劑,聚氨酯催化劑,農藥中間體The results suggested that the ph value, the type of monomers, the type, concentration and surface properties of inorganic nanoparticles, the type and concentration of emulsifier have a great influence on the encapsulating emulsion polymerization and the obtained latex stability. if selecting cationic emulsifier ( ctab ), low water soluble monomers ( such as ba, st ) and hydrophobic nano - silica, the inorganic nanoparticles would be encapsulated by polymers through ultrasonic irradiation successfully under alkalescent condition
系統研究了ba 、甲基丙烯酸甲酯( mmal苯乙烯舊t )以及它們的共聚體系在超聲輻照作用下包裹聚合的主要影響因素,結果表明: ph值、單體的種類、無機納米粒子的種類、濃度及表面性能、乳化劑的種類及濃度等對超聲輻照包裹乳液聚合以及復合體系的穩定性有較大的影響。Studies on the so24 - zro2 solid superacid catalysts - alkylation of o - xylene with styrene
鄰二甲苯與苯乙烯的烷基化反應Research on the optical limiting properties of 4 - ethynyl - 4 ' - n, n - dihydroxyethylamino azobenzene
二羥乙基胺基偶氮苯基乙炔的光限幅性能研究This is a generally known method for obtaining phenylnitromethane from benzyl cyanide.
從苯乙腈制取苯基硝基甲烷就用這個方法。Structure : a compound of diphenylenthylene group biphenyl type
結構類型:二苯乙烯基聯苯類增白劑。Ethyl acetate for pesticide residue and polychlorinated biphenyl analysis
殺蟲劑殘留物和多氯化聯苯分析用乙基酸鹽Study on synthesis of 4 - ethyl - 4 ' - cyano - phenyl carboxylic ester
對乙基苯甲酸對氰基苯酚酯的合成研究Six quaternary ammonium tetraphenyl borates salt photobase generators were synthesized with the use of p - methoxy phenacylmethylene or 2 - naphthoymethylene as chromophore, and triethylene diamine, pyridine or 3 - methyl pyridine as tertiary amine
摘要以對甲氧基苯乙酮、萘乙酮生色團為母體、雜環叔胺三亞乙基二胺,吡啶, 3 -甲基吡啶和四苯硼鹽為原料,合成了6種四苯硼季銨鹽光產堿劑。Chiral quaternary ammonium salts were synthesized from cinchonine in cinchona alkaloids using chloromethylated polystyrene - polyethylene glycol, diethylene glycol, triethylene glycol and glycol as polymer - supported phase transfer catalysts, finsl products were characterized by ftir, elemental analysis, scanning electron microscopy, x - ray photoelectron spectroscopy ( xps )
摘要以金雞納生物堿中的辛可寧為原料,氯甲基化聚苯乙烯聚乙二醇、一縮二乙二醇、二縮三乙二醇、乙二醇等為載體合成了幾種聚合物負載的手性季銨鹽,並對它們的結構用紅外光譜、元素分析、掃描電鏡和x射線光電子能譜等測試手段進行了表徵。Methods pinocembrin and its derivatives were synthesized with 2, 4, 6 - trihydroxy - phenylethanone as the starting material via four steps including protection of the hydroxy - group, condensation, cyclization and deprotection
方法以2 , 4 , 6 -三羥基苯乙酮為起始原料,經羥基保護、縮合、環化、脫保護合成目標化合物。N, n - diethyl - p - phenylenediamine sulfate
二乙基對苯二胺硫酸鹽Dienoestrol - 4, 4 - diethylideneethylene diphenol including salts and esters thereof. 2. diethylstilboestrol - b - diethylstilbene - 4, 4 - diol including salts and esters thereof
乙二烯雌酚e , e - 4 , 4 -二亞乙基烯聯苯酚,並包括其鹽及酯在內。Synthesis and structure of 1, 1 - diphenyl - 2 - p - tolylsulfonyl ethene
對甲苯碸基乙烯的合成及其晶體結構We have calculated one - and two - photon absorption cross sections of the lowest excited states of a series of molecules combined with benzene, stilben, thiophene as center attached with amine, diphenylamine, diethylamine as electron - donor and nitryl as electron - acceptor ; the effects of molecular length, n center and electron - donor on two - photon absorption cross sections have been studied and all calculations have been carried out using the density functional theory at an ab initio level. it is found that the molecular length and the one - photon absorption intensity are quite strongly c orrelated factors, and that a corresponding correlation for the two - photon absorption is decreasing. it is also found that a most crucial role for the two - photon absorption is played by the n center
我們分別以苯、二苯乙烯、噻吩為中心,氨基、二苯氨基和二乙氨基為電子給體,硝基為電子受體組合形成的分子為研究對象,在從頭計算的水平上用密度泛函理論計算了這些分子在低激發態下的單、雙光子吸收強度,重點研究了分子的長度、中心和給體的供電子能力對分子單、雙光子吸收的影響。研究結果表明,分子長度與單光子吸收強度之間有密切關系,而在雙光子吸收中這種關系較弱;中心在雙光子吸收中具有重要的作用;在中心和受體一定的情況下,增加給體的供電子能力,可提高雙光子吸收強度。2 benjia 4 - methyl ketone, 4 - chlorine two benjia methadone, acrylic acid resins, hydrochloric cola organism, 1023 - 1063 nitrogen zhuo methadone, phenyl acetone, reactive copper oxide, chlorobenzene oxygen ethanoic acid, ethyl ammonium chloride de base 3, 4 butadiene styrene brominated ammonium, four butadiene styrene acid hydrogen amines, amino benyi r123 for methadone, a pond amine manufacturing and marketing
甲基二苯甲酮、 4氯二苯甲酮、丙烯酸樹脂、鹽酸可樂啶、月桂氮卓酮、苯基丙酮、活性氧化銅、對氯苯氧乙酸、芐基三乙基氯化銨、四丁基溴化銨、四丁基硫酸氫胺、二氯對氨基苯乙酮、因潢胺製造和銷售。Three water - soluble acrylic resins are prepa red by polymerizing esters acrylate, acrylic acid , methylacrylic acid , esters methylacrylate with phenyl - ethene or ethylene acetate in present of water or alcohol and initiating agent. properties of the acrylic resins are characterized. results show that the resins possess excellent character, i. e. adhibity, water - solubility, expansion after dry for water , anti acidity or bascity and brightness in the products of same type
以丙烯酸、丙烯酸酯、甲基丙烯酸、甲基丙烯酸酯等作為基料,在引發劑的存在下,以水或醇作溶劑進行聚合,加入苯乙烯、醋酸乙烯等改性,合成了3種不同的水溶性丙烯酸改性樹脂,並對其性能進行了測定.結果表明:這3種樹脂的粘度、水溶解性、乾燥后膜的吸脹性、抗酸堿性、光亮度等性能均優于同類產品This invention relates to the manufacture of phenyl and phenyl ethyl malonic esters and more particularly to the manufacture of dialkyl phenylmalonates and compounds are useful as intermediates in the manufacture of medicinals
本發明和苯基苯乙基丙二酸酯的生產有關,尤其是和二烷基苯基丙二酸酯的生產有關,它們在生產藥品的過程作為中間體非常有用。Moreover, a few weight - loss drugs have further been classified as dangerous drugs under the dangerous drugs ordinance ( ddo ) ( cap 134 ) and are subject to more stringent control because of their abuse potential. examples are the inclusion of phentermine in 1994, and amfepramone and cathine in 1999
此外,有些減肥藥由於容易被人濫用,因此亦被列為《危險藥物條例》下的危險藥物,須受到更為嚴格的管制,例如- -二甲基苯乙基胺在一九九四年被列為危險藥物,而二乙胺苯丙酮和去甲麻黃鹼則於一九九九年被列為危險藥物。The order of biochemical property is toluene better than m - xylene, m - xylene better than benzene, benzene better than p - xylene, p - xylene better than ethylbenzene and ethylbenzene better than o - xylene
實驗條件下生化降解難易順序是:甲苯間二甲苯苯對二甲苯乙基苯鄰二甲苯。分享友人