醛酮 的英文怎麼說
中文拼音 [quántóng]
醛酮
英文
aldehyde ketone-
Acrylonitrile for industrial use - determination of content of acetonitrile acetone and acrolein - gas chromatographic method
工業用丙烯腈中乙腈丙酮和烯醛含量的測定氣相色譜法Other non - peroxidated aldehydes, such as formaldehyde, acetaldehyde, glyoxal, acrolein, pyruvaldehyde, salicylaldehyde, all did not change rheological property of these biological materials. the effects of mda on rheological parameters, crosslinking reaction and their relation with age pigment - like fluorescence were studied
戊二醛作為一種蛋白固定劑能特異地改變流體特性,而其它非脂質過氧化醛類,如甲醛、乙醛、乙二醛、丙烯醛、丙酮醛、水楊醛等並沒有明顯改變上述溶液的流變性。The principal adrenocortical products are aldosterone, cortisol and dehydroepiandrosterone sulphate.
腎上腺皮質的主要產物為醛固酮、皮質醇和脫氫異雄酮硫酸鹽。The reaction of sulfate with aldehydes and ketones has been known for many years.
大家知道硫酸鹽能與醛類和酮類反應已有許多年了。Three - dimensional quantitative structure activity relationship of flavones as aldose reductase inhibitors
黃酮類醛糖還原酶抑制劑的三維定量構效關系研究Transketolase is the key enzyme of pentose - phophate pathway, catalyses transfer of a two - carbon fragment from a ketolase ( donor substance ) to an aldose ( acceptor substance )
摘要轉酮醇酶是磷酸戊糖途徑的關鍵酶,催化二碳單元在酮糖(供體)和醛糖(受體)間的轉移。Diabetes mellitus and diabetic nephropathy with aldosterone
糖尿病及糖尿病腎病與醛固酮It is produced by the reduction of fuchsin by sulfurous acid, and is oxidized by aldehydes and ketones, restoring the magenta color of the fuchsin
配法是用亞硫酸使品紅溶液還原,若有醛酮類存在時便使之氧化而重新呈現品紅本身的洋紅色。Nh2so3h was used to efficiently perform one - pot, three - component, biginelli condensation reactions of aldehydes, - ketoesters and urea under solvent - free conditions at room temperature by grinding method
摘要以nh2so3h為催化劑,室溫無溶劑條件下,研磨芳醛、 -酮酸酯和尿素合成了一系列1 , 2 , 3 , 6 -四氫嘧啶2 -酮衍生物。Reactive aldehydes from lipid peroxidation such as malonaldehyde ( mda ), 4 - hydroxynonenal ( hne ) are responsible for the modification of different biological macromolecular structures and functions by reacting with either sh - groups or amino groups of bio - molecules to form seminercaptals or schiff bases and lead to various aging - related alterations
而我們則進一步提出這些不飽和的醛酮尤其是丙二醛( mda )與4 -羥基壬烯醛( hne )很可能是導致與疾病及衰老相關的老年色素類熒光物質的形成及血液粘度增加的內在原因之一。The traditional catalyst used in acetal ( ketal ) synthetic reaction is strong inorganic acid. but there is some limits to its use because of its side reaction, strong erosion and liability to pollute the environment. molybdophosphoric acid is used as catalyst and three condensation products are prepared through the direct reaction of aldehydes ( ketones ) and ethylene. in addition, several elements of affecting the reaction is researched. it is proved that molybdophosphoric acid is very active as catalyst in less addition, the product yield is quite high and the quality of reuse is quite good
縮醛(酮)合成反應的傳統催化劑為無機強酸,但由於副反應多、腐蝕性強和易污染環境等缺點,其使用受到限制.用磷鉬酸為催化劑,通過醛(酮)與乙二醇直接反應得到了三種縮合產物.對影響反應的諸因素進行研究,結果表明,用磷鉬酸作催化劑,用量小,活性高,產品收率較高,且重復使用性能較好Abstract : the traditional catalyst used in acetal ( ketal ) synthetic reaction is strong inorganic acid. but there is some limits to its use because of its side reaction, strong erosion and liability to pollute the environment. molybdophosphoric acid is used as catalyst and three condensation products are prepared through the direct reaction of aldehydes ( ketones ) and ethylene. in addition, several elements of affecting the reaction is researched. it is proved that molybdophosphoric acid is very active as catalyst in less addition, the product yield is quite high and the quality of reuse is quite good
文摘:縮醛(酮)合成反應的傳統催化劑為無機強酸,但由於副反應多、腐蝕性強和易污染環境等缺點,其使用受到限制.用磷鉬酸為催化劑,通過醛(酮)與乙二醇直接反應得到了三種縮合產物.對影響反應的諸因素進行研究,結果表明,用磷鉬酸作催化劑,用量小,活性高,產品收率較高,且重復使用性能較好The pentaerythritol diacetals were effectively synthesized through condensation reaction of pentaerythritol with aldehydes and ketones promoted by zirconium sulfate - silica gel under microwave irradiation
摘要微波輻射硫酸鋯矽膠催化季戊四醇與醛、酮縮合反應,高收率制得了雙縮醛和雙縮酮化合物。Methods wt5bztwenty healthy male albino were intraperitoneally injected with urethane for basic anesthesia and injected with alphachloralose via ear marginal venous to maintain anesthesia, spontaneously ventilated via tracheotomy tube, with the instep record of breath and blood pressure
方法取健康雄性大耳白家兔20隻,以烏拉坦腹腔注射行基礎麻醉,氯醛酮耳緣靜脈注射維持麻醉,氣管插管置家兔于自發呼吸狀態,同步記錄呼吸血壓。The analysis of the organic contaminants before and after cleaning up by gc / ms indicated that ranges from the highest removal rate to the lowest one were benzene, pahs, ester, aldehyde, ketone and alkane in proper order
活性炭床進出水的色質聯機分析結果表明,苯系物的去除率最高,依次為稠環芳烴類、酯、醛、酮類,烷烴類。The rat 20a - hydroxysteroid dehydrogenase ( 20ahsd ) belongs to a family member of aldo - ketoreductases used nadph as a cofactor and principally converts progesterone to 20a - hydroxyprogesterone as a lower or non - active hormone. thus 20ohsd acts as a molecular switch and makes the potent progesterone hormone into an inactive potent metabolite
大鼠20 -羥類固醇脫氫酶( 20 - hydroxysteroiddehydrogenase , 20 hsd )屬于醛酮氧化還原酶系成員,在大鼠卵巢中以nadph為輔酶將孕酮轉變為低或無活性的20 -羥孕酮。Synthesis of homoallyl alcohol by the reaction of allylsamarium bromide with a, - unsaturated aldehydes and ketones
不飽和醛酮反應合成高烯丙基醇Dectection of aldehydes and ketones in smoke of biomass combustion by high performance liqiud chromatography mass spectrometry
生物燃料煙氣中醛酮類物質液質聯用法測定A solvent - free procedure for synthesis of n - sulfonylimines catalyzed by zr 2 183 ; 4h2o sio2 solid acid under microwave irradiation
微波輻射下氨基磺酸催化合成季戊四醇雙縮醛酮In this paper, the scopes of application and the limits about four aldehydie reagents were studied through some experiments
摘要通過一些試驗對西夫試劑、托倫試劑、斐林試劑和本尼迪克試劑在區別醛酮中的適用范圍進行了驗證比較。分享友人