雜化合物 的英文怎麼說
中文拼音 [záhuàgěwù]
雜化合物
英文
heterocompound-
Catabolism metabolic reactions involved in the breakdown of complex molecules to simpler compounds as, for example, inrespiration
分解代謝:這種代謝反應主要是把復雜的分子分解為簡單的化合物,例如呼吸作用。In terms of petroleum exploration, diagenesis is an immature stage when mostly carbon dioxide, water, and some methane and heavy hetero-compounds are generated.
在石油勘探術語中,成巖作用是一個未成熟階段,這時多半生成二氧化碳,水,一些甲烷和重質雜化合物。The characterization of " click chemistry " ( the 1, 3 - dipolar cycloaddition combined with the synthetic design of triazoles and tetrazoles ) is reviewed, and some recent examples of various bioconjugates synthesis are introduced based on the " click chemistry "
摘要介紹了利用1 , 3 -偶極環加成反應合成氮雜三唑和氮雜四唑的設計方法和反應特點,以及氮雜唑類化合物的合成在生物綴合物研究中的應用。They are of no immediate value of the utility of this heterocycle in synthesis.
對這個雜環化合物在合成上的應用都沒有直接意義。We have, therefore, in both of the examples above, heterocyclic compounds with "built-in" or latent functionality.
上述兩例中的雜環化合物,都具有「固有的」或潛在的官能基。The chemical behaviour of heterocyclic compounds is governed by the same factors that govern all chemical behaviour.
雜環化合物的各種反應與其它化學反應一樣,均為相同的因素所制約。Synthesis and industrial production of five hydrogenolysis - debenzylation compounds from hexabenzylhexaazaisowurtzitane
六芐基六氮雜異伍茲烷五種氫解脫芐化合物的合成及工業制備Huang, x., liu, z. - x., “ solid - phase synthesis of 4 ( 1h ) ? quinolone and pyrimidine derivatives on a new scaffold - polymer - bound cyclic malonic acid ester ”, j. org. chem., 2002, 67 ( 19 ), 6731 - 6737
國家自然科學基金面上重點項目: 「丙二酸環酯聚合物試劑參與的雜環化合物固相合成」 ( 2001 - 2003 ) 。The discovery of the colossal magnetoresistance ( cmr ) in hole - doped perovskite manganites ra1 - xmxmno3 ( ra is a trivalent rare - earth ion and m is a metal ion ) has attracted much attention since 1989 due to not only its technological applications in magnetic recording and sensor, but also the effect of the strong correlation concerning metal - insulator transition in the field of basic research. since then, several physics models have been suggested to explain the mechanism of cmr. however, the exact mechanism of cmr remains to be done
自1989年在摻雜鈣鈦礦型錳氧化物ra _ ( 1 - x ) m _ xmno _ 3 (其中m為金屬離子, ra為三價稀土離子)中發現龐磁電阻( cmr )以來由於其在磁記錄、磁傳感器等方面潛在的應用前景,以及金屬?絕緣體相變等所涉及的強關聯效應,使該類化合物吸引了物理學界的廣泛注意。The synthesis and characterization of - cn - bridge - bound polynuclear metal carbonyl
橋連雜多核羰基化合物的合成與表徵This approach, best articulated and developed in traditional chinese and ayurvedic medicinal systems, emphasizes the mutually potentiating effect of different components of complex medicinal mixtures
傳統中國及古印度醫療系統強調復雜混合物中所可能出現的的化合物間交互作用。The predominance of these series is replaced in turn by benzothiophenes and increasingly complex ring-like compounds in the higher temperature ranges.
在更高的溫度范圍內,這些化合物的絕大部分又被苯噻吩和更復雜的環狀化合物置換。Heterocylic aromatics such as pyridine and pyrimidines also give a somewhat similar set of bands in the 1600 cm region.
雜環芳香族結構類如吡啶、嘧啶類化合物在1600厘米1(625微米)區域也有相似的一組譜帶。Abstract : analytical methods for impurities in tungsten and tungstic compounds in recent 10 years were reviewed. among them were atomic emission spectrometry , atomic absorption spectrometry , mass spectrometry , electrochemical analysis , spectrophotometry and activation analysis. 53 references were cited
文摘:綜述了近10多年來鎢及其化合物中雜質元素的分析方法,涉及方法包括原子發射光譜法、原子吸收光譜法、分光光度法、質譜法、電化學分析法以及活化分析法等。Bleaching earth has been widely used to decolor the animal oil and fat, plants lipid, petroleum industry, chemical industry for daily use, it is also been used in refined petroleum equipment to remove the alkenes and carbonyl compound
產品能廣泛應用於動植物油脂脫色及石油工業,日化工業等工藝上的脫色精練裝置中脫烯和基化合物等雜質。By using sterically hindered, electron - rich alkylphosphines and n - heterocyclic carbenes ( nhc ), this process has encompassed a broad range of substrates including ketones, aldehydes, esters, amides, malonates, nitrocompounds, nitriles and sulfones
隨著大位阻、富電子烷基膦和氮雜環卡賓( nhc )為配體的催化體系的出現,該類反應的底物已從酮擴展到醛、酯、酰胺以及含酸性氫的化合物如丙二酸酯、硝基化合物、腈、碸等。Heterocycles have been passed over in large part by chemists confronted with synthetic problems.
雜環化合物常被許多從事合成研究的化學家所忽視。Carbonylation reactions of heterocycles
雜環化合物的羰基化反應Upper - year students are required to take " chemical bonding ", " transition metal chemistry ", " alcohols, ethers, carbonyl compounds ", " amines, arenes and heterocycles ", " chemical kinetics ", " molecular spectroscopy ", " instrumental analysis ", which are continuations of the courses they have taken earlier. the related laboratory courses focus on modern chemical technology
高年級必修化學鍵、過渡金屬化學、醇,醚與羰基化合物、酉安,芳烴與雜環、化學動力學、分子光譜學等與低年級相應之延續科目,而有關的實驗課則注重近代化學技術。The structure and function of heteropoly compounds
雜多化合物的結構及其功能分享友人