轉化反應 的英文怎麼說
中文拼音 [zhuǎnhuàfǎnyīng]
轉化反應
英文
conversion reaction-
Phase transfer alkylation
相轉移烷基化反應At 100 to 150, both the toughness and the molecular weight decreased during the process of amination, but the transformation ratio of the amination reaction increased rapidly ; above 150, both the toughness and the molecular weight increased and transformation ratio of the amination slightly increased, and reached completely amination
亞胺化過程中,當溫度從100升至150時,不同熱處理階段薄膜的韌性和分子量均下降,亞胺化反應轉化率上升較快; 150后,其韌性和分子量均升高,亞胺化反應轉化率上升趨于緩慢,最終達到完全亞胺化。Study on carboxylic lanthanum as gasoline antiknocks
氫轉移反應與催化裂化汽油質量The result of using eight kinds of different yeast strain as biocatalyst reveals that baker ' s yeast is the best biocatalyst in this transformation
比較了八種酵母的生物轉化能力,發現在有機合成生物轉化中應用最廣泛的生物催化劑baker ' s酵母最適合催化該模型反應; 317 - hsd8 / pcdna3. 1 recombinant protein expressed in hek 293 cells and it can slightly interconvert estrone to estradiol. moreover, it can catalyze the conversion from testosterone to androstenedione. however, 17 - hsd3 did n ' t show any conversion to all the substrates checked in this study
而17p一hsds轉染hek293細胞表達的17p一hsds / pcdna3 . 1重組蛋白能微弱地催化el和ez之間的相互轉化,同時也能催化從t到a的氧化反應。The progress in sensitizer of photosensitized photoisomerization of norbornadiene, including triplet energy transfer photosensitizer, transition metal compounds photosensitizer, electron transfer photosensitizer and semiconductor photosensitizer, is reviewed
論述了光敏化降冰片二烯異構化反應敏化劑的研究進展,包括三重態能量傳遞光敏劑,過渡金屬化合物光敏劑,電子轉移光敏劑,半導體光敏劑等幾種類型。Cyanopyridine, intermediate of rimifon, was synthesized from 4 - picoline using vanadium oxide as a catalyst in fixed - bed reactor, reached 99 % conversion of 4 - picoline, 88 % selectivity and 87. 12 % yield of 4 - cyanopyridine
以4 -甲基吡啶為原料,在固定床反應器中通過含氧化釩的催化劑發生氣固相接觸氨氧化反應制備雷米封中間體4 -氰基吡啶, 4 -甲基吡啶的轉化率為99 % , 4 -氰基吡啶的選擇性為88 % ,收率為87 . 12 % 。Conversion and selectivity of catalytic reactions as well as the deactivation rate of the catalyst itself is very temperature-sensitive.
催化反應的轉化率和選擇性以及催化劑本身的失活速率均對溫度十分敏感。Other amino compounds are formed by transamination reactions
其他氨基化合物由氨基轉移反應生成。In order to solve the problems with heavy turpentine, such as complex constituents, vicinal boiling point, difficult to separation and hard to comprehensive utilization, the - santalene was converted to natural structure similar product - santalol by light - oxidize reaction, and caryophyllene epoxide was obtained at the same time
摘要為了解決重質松節油組成復雜、沸點相近導致分離困難、難以深加工綜合利用等問題,利用光氧化反應技術,將其中的-檀香烯轉化為與天然-檀香醇結構相似的檀香型新香料-檀香烯醇,同時可得到環氧石竹烯。Aminated and hydroxylated polysulfone membranes were prepared by amination and hydroxylation reaction, respectively. then bovine albumin ( bsa ) - fixed membranes were obtained by crossed - linking albumin into porous membrane with 1, 1 ' - carbonyldiimidazole and bisoxirane reagents, respectively. a mathematical model for facilitated transport in asymmetric membranes with fixed site carriers was derived by assuming an instantaneous, microscopic concentraion fluctuation in the membrane
以氯甲基聚碸為基材,通過相轉化法制備出具有底部貫通孔的非對稱膜,通過胺化和羥基化反應,分別制得胺化聚碸膜和羥基化聚碸膜,再採用羰基二咪唑和雙環氧烷兩種活化試劑對其進行活化,將牛血清白蛋白固載在膜內,獲得固定白蛋白促進傳遞膜。Abstract : a novel enzymatic reaction ? ammonolysis was introduced in thenineties. this reaction not only provides a synthetically useful and mild alternative method for the synthesis of amides, but also can be used for the kinetic resolution of chiral alcohols or chiral carboxylic acids. in addition to enantioselective hydrolysis, esterification and transesterification, ammonolysis also shows high enantioselectivity in the resolution of racemates
文摘:酶促氨解反應是20世紀90年代中期發現的一種新型反應,在脂肪酸酰胺的合成、手性藥物(手性酸及手性醇等)的拆分中顯示出巨大的應用潛力,是除立體選擇性水解、酯化、轉酯反應之外的另一具有較大開發應用前景的酶促新型反應。Ht hydroconversion catalyst has a high activity in low temperature. high ability to saturate the olefin and canvert the organic sulfide into inorganic one in gas and liquid of hydrocarbon of the natural gas. oil and coked gas in synthetic ammonia, methanol gas and hydrogen making industries
Ht加氫轉化催化劑具有優異的加氫轉化和烯烴飽和活性,具低溫活性較好,可用於制氫、合成氨和甲醇等過程的加氫轉化反應器內,將烴類原料中的有機硫和烯烴進行加氫轉化和加氫飽和,以達到凈化原料的要求。Methanol conversion under fcc conditions
催化裂化條件下的甲醇轉化反應過程The effect is studied systematically of various factors ( such asthe reaction temperature, water consumption, proportioning and continuous operation mode ) on the reaction process for the manufacture of potassium sulfate by double decomposition of potassium chloride and ammonium sulfate, and appropriate process conditions are determined for the conversion
系統探討了各種因素(如反應溫度、水用量、配料比以及連續化操作方式)對以氯化鉀、硫酸銨為原料的復分解法制硫酸鉀反應過程的影響,確定了適宜的轉化反應工藝條件。The effect is studied systematically of various factors ( such as the reaction temperature, water consumption, proportioning and continuous operation mode ) on the reaction process for the manufacture of potassium sulfate by double decomposition of potassium chloride and ammonium sulfate, and appropriate process conditions are determined for the conversion
系統探討了各種因素(如反應溫度、水用量、配料比以及連續化操作方式)對以氯化鉀、硫酸銨為原料的復分解法制硫酸鉀反應過程的影響,確定了適宜的轉化反應工藝條件。With the aid of simplex optimum method and runge - kutta digital solution of differential equation system, the experimental data was fitted. the kinetic equations of the crystallization reactions have been given and the mechanism has been proposed on the basis of existing forms of boroxygen anion in the solution
運用runge - kutta微分方程組配合單純形優化法擬合出了轉化結晶動力學方程,在確定溶液中硼氧配陰離子存在形式的基礎上提出了相轉化反應機理。Abstract : the equilibrium constant of carbonization reaction of lime white was calculated using three thermodynamics methods. the results indicate that the carbonization reaction of lim white was the neutralization reaction between acid and alkali first, and it was the transform reaction of precipitation second. the essential cognition of the carbonization reaction of lime white was deepend. it was of guiding significance for industrial production of light ( precipitation ) calcium carbonate
文摘:用3種熱力學方法計算了石灰乳碳化反應的平衡常數,結果表明,石灰乳的碳化反應首先是酸堿的中和反應,其次才是沉澱的轉化反應,從而加深了對石灰乳碳化反應本質的認識,對輕質(沉澱)碳酸鈣的工業生產有指導意義Study of carbon dioxide as oxidant in alkanes catalytic conversion
二氧化碳氧化劑在烷烴催化轉化反應中的應用研究進展Progress in the study of the application of membrane catalytic technology in the conversion of methane
膜催化技術用於甲烷轉化反應的研究進展分享友人