甲吡酮 的英文怎麼說
中文拼音 [jiǎtóng]
甲吡酮
英文
metyrapone-
In the paper the solubilities of anthracene, phenanthrene and carbazole are studied in benzene, toluene, xylene, the heavy solvent oil, clohexane, dmf, pyridine, cyclohexanone and acetone, and qualitative analysis is done by three aspects in the process of the solute dissolved the solvent : ( l ) the molecular struture and the interspace struture ; ( 2 ) reciprocity force of the intermolecule ; ( 3 ) the cohesion energy
本文考察了蒽、菲、咔唑在苯、甲苯、二甲苯、重溶劑油、環己烷、 dmf 、吡啶、環己酮和丙酮等有機溶劑中的溶解度。並從三個方面對溶劑溶解固體定性分析: ( 1 )分子結構及空間結構, ( 2 )分子之間相互作用力, ( 3 )內聚能,得到的結果與實驗得到的數據基本一致。Abstract : 1 - ( 4 - pyridinyl ) - 2 - propanone, which is the key intermediate of synthesizing the milrinone, a cardiotonic agent, was synthesized from 4 - methyl - pyridine by acetylation in dichloromethane and phase transition catalyzing hydrolysis. the overall yield was 73. 1 %
文摘:報道了以4 -甲基吡啶為原料,經酰化和相轉移催化水解反應制備強心藥物米利酮關鍵中間體1 - ( 4 -吡啶基) - 2 -丙酮的新合成方法,總收率達73 . 1 %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。Authority reports that three national champions we hold now are the production of phosphorus oxychloride, the selling volume of 1 - phenyl - 3 - methyl - 5 - pyrazolone and the export volume in europe of triethyl phosphate. in addition, our p - methoxybenzoic acid has good reputation in japanese market
據國家權威機構統計:氧氯化磷在全國產量最大1 , 3 , 5 -吡唑酮在全國銷售量最大磷酸三乙酯出口量最大對甲氧基苯甲酸在日本也有一定知名度。A facile method for the preparation of 10 - arylmethylene anthrone is reported. when anthrone react with aryl aldehyde in the presence of pyridine by using xylene as the solvent, besides 10 - arylmethylene anthrone derivatives we found other oxygenated anthrone which have not been reported. physical methods shows that the oxygenated anthrone is anthraquinone, and the anthraquinone cannot be removed from the condensed products by recrystallization with solvents. an effective method of getting ride of anthraquinone is sublimation by heating
以蒽酮和芳香醛為原料,二甲苯為溶劑,吡啶催化法制取10 -芳香基甲叉基蒽酮.發現其生成物中除含有目標化合物10 -芳香基甲叉基蒽酮外,還含有部分文獻中沒有報道的蒽酮氧化物,經物理方法確定其為蒽醌.該化合物不能用溶劑重結晶的方法將其從縮合產物中除去,有效的分離方法是升華The dual - bath coagulation method suggested by j. a. va n ' t hof could be used in membranes with high selectivity clearance rate of low - molecular weight substances and moderate water flux theoretically. therefore it may be applied in the field of hemofiltration. to improve and optimize the performance of the pes ultrafiltration membrane applied in the hf, here the flat membranes and hollow fiber ( hf ) membranes are made in certain conditions based on the dual - bath coagulation method where pes is used as the membrane material, dmso as solvent and pvp & peg as additives this paper includes five parts as follow : 1
為了改善和優化聚醚碸超濾膜(單浴法)在血液過濾實際應用中的性能,本論文以j . a . van ' thof等提出的雙凝固浴法為基礎,以聚醚碸( pes )為主要成膜材料,以二甲基亞碸為溶劑,並添加一定分子量的致孔劑( pvp ,聚乙烯吡咯烷酮)以及一定分子量的添加劑( peg ,聚乙二醇)按照一定配比在一定溫度下製成透明均一的鑄膜液,靜置脫泡后在一定的工藝條件下製成聚醚碸平板膜和中空纖維膜,然後通過測試膜的結構和性能來評估其用於血液過濾中的前景。Used in making fungicide in pharmaceutical industry. fluorescent agent in textile. neutralizing agent in rubber and ink. can also be used as surfactant, anti - corrosion agent and detergent etc
可用於製造a -吡咯烷酮、 n -甲基吡烷酮、聚乙烯吡烷酮和維生素b1 、環丙胺及丁酸、除草劑、植物生長劑N - vinylpymolidone - co - 2 - hydroxyethyl methacrylate ( nw - co - hema ) copolymer had been widely studied and used as soft contact lens and controlled - releasing materials in foreign countrys. but this hydrogel material ' s oxygen penetration capability was closely correlated to its equation water content. when the hydrogel had high equation water content, its oxygen penetration capability was improved, but its mechanism performance was droped
N -乙烯基吡咯烷酮( nvp )和甲基丙烯酸-羥己酯( hema )的共聚物水凝膠作為軟質接觸透鏡材料(隱形眼鏡)和藥物釋控材料,在國外已經得到深入研究和應用,但是這種水凝膠材料的氧氣透過性能與其平衡含水量密切相關,水凝膠含水量較高,其氧氣透過性能有所提高,但材料的機械性能下降。The dispersity and stability of the graphite aqueous suspensions was investigated with centrifugation, the violet visible spectrophotometer, the laser particle size analyzer and scanning electron microscopy ( sem ). the following aspects of the production technique were carefully studied : 1. the effects of surfactants, poly ( vinyl alcohol ) ( pva ), poly ( vinyl pyrrolidone ) ( pvp ), sodium alginate ( sa - na ) and poly ( sodium acrylate ) ( pa - na ) on the suspension stability of graphite were investigated
本研究的主要內容有以下三個方面: 1 、研究了陰離子表面活性劑、非離子表面活性劑、聚乙烯醇( pva ) 、聚乙烯基吡咯烷酮( pvp ) 、海藻酸鈉( sa - na ) 、聚丙烯酸鈉( pa - na )對石墨在水中分散性和穩定性的影響; 2 、研究了分散方法、分散介質、 ph值及羧甲基纖維素鈉( cmc )含量對石墨在水中分散性和穩定性的影響; 3 、研究了聚乙烯醇( pva ) 、聚乙烯基吡咯烷酮( pvp ) 、海藻酸鈉( sa - na ) 、聚丙烯酸鈉( pa - na )四種助分散劑與羧甲基纖維素鈉( cmc )復配對石墨在水中分散性和穩定性的影響。Study on pvpp adsorption behavior to polyphenols and application in beer production without formaldehyde
聚乙烯聚吡咯烷酮吸附多酚物質性質研究及其在無甲醛釀造啤酒工藝中的應用Phenyl methyl pyrazolone 98 % min
苯基甲基吡唑啉酮The synthesis, structure characterization and antibacterial activity of schiff base condensed from pmbp and o - chloroaniline, m - chloroaniline, p - chloroaniline and 2, 4 - dichloroaniline and their complexes are reported now
報道了1 -苯基- 3 -甲基- 4 -苯甲酰基-吡唑啉- 5 -酮( pmbp )與鄰、間、對氯苯胺和2 , 4 -二氯苯胺發生縮合?應生成的席夫堿配體及其配合物的合成和結構表徵。The third - order nonlinear optical properties of two kinds of - conjugated polymer, polyaniline and poly - phenylene vinylene, were studied. using n - methyl - pyrrolidone ( nmp ) as solvent, we prepared pan / nmp solution and methyl - replaced pan / nmp solution. using chloroform as solvent, we prepared 2 - methoxy - 5 - butoxy - ppv / chloroform solution and 2 - methoxy - 5 - decoxy - ppv / chloroform solution
以n -甲基吡咯烷酮( nmp )為溶劑,制得pan nmp溶液和甲基取代pan nmp溶液;以氯仿為溶劑,制得2 -甲氧基5 -丁氧基取代ppv氯仿溶液和2 -甲氧基5 -癸氧基取代ppv氯仿溶液。分享友人