苯環 的英文怎麼說

中文拼音 [běnhuán]
苯環 英文
benzene ring
  • 環 : Ⅰ名詞1 （環子） ring; hoop 2 （環節） link 3 （姓氏） a surname Ⅱ動詞（圍繞） surround; encircle;...
  1. The benzenoid hydrocarbon are all nonclassical and, thus potentially aromatic.

    苯環型烴都是非經典烴，因此，可能是芳香烴。
  2. The benzene ring is also seen in other compounds.

    苯環在其他化合物中也可以看見。
  3. The aromatic hydrocarbon structures in kerogen carry free electrons stabilised by the reasonating bonds of benzene rings.

    油母質中的芳香烴結構含有被苯環共振鍵穩定的自由電子。
  4. Prepreg for multilayer printed wiring boards - bismaleimide triazine epoxide resin - impregnated glass cloth

    多層印製線路板用半固化片. bismaleimide三氮雜苯環氧樹脂浸漬玻璃布
  5. Our company logo, consisted of a benzene ring as the symbol of chemistry, and a word " cica ", was designed. the word " cica " was created from the first initials of four key words of the business vision of kanto chemical

    標志以四個單字字母內含于具化學象徵之苯環中，取四個英文單字之首位字母所組成，作為本公司之企業理念
  6. The enthalpy change on dsc curve suggests that the transition is one from low - ordered state to a higher - ordered state. a stacking mood that the 4 - trifluoro - methyl - 2, 3, 5, 6 - tetrafluorophenylmserts in between two perylene - macrocycles is confirmed by theoretical quantum calculation, such an insertion effect leads to the inversion of ( 0, 0 ) and ( 0, 1 ) absorption features under low temperature and the dramatic decrease of exciton coupling, which contributes to the spectral similarity in solution and the solid state

    量子化學的計算結果支持氟取代的苯環嵌入兩個相鄰的?環之間的分子堆砌方式，使得在常溫到150左右f - ptcdi固體薄膜的紫外-可見吸收光譜的（ 0 ， 0 ）和（ 0 ， 1 ）性狀的強度對比發生「反轉」 ；氟取代苯環的嵌入大大降低激子耦合，使固體吸收光譜性狀與溶液類似。
  7. Phenyl(or polyphenyl)substituted epoxides serve as excellent precursors to phenyl(or diphenyl)carbenes.

    某些苯代（或多苯）環氧化物是制取帶苯環（或二苯）碳烯的極好原料。
  8. Standard guide for microcrystal testing in the forensic analysis of phencyclidine and its analogues

    苯環哌啶及其相似物的司法分析中微晶體測試的標準指南
  9. The results showed that in scco2 cyclotrimerization of terminal acetylenes was carried out smoothly to regioselectively afford the corresponding benzene derivaties using pdbr2 as the catalyst

    研究結果表明：二氧化碳介質中使用溴化鈀為催化劑可以順利地催化炔烴發生環三聚反應，區域選擇性生成含苯環芳香族化合物。
  10. The reaction pathways were proposed as follows : firstly, hydroxylation of aromatic ring, then ring cleavage forming dicarboxylic acid and eventually oxidation to inorganic carbon

    其機理為：首先是苯環羥基化，然後環破裂生成二元羧酸，最後二元羧酸氧化降解為二氧化碳和水。
  11. And tg - dsc. 3. n, n ' - disalicylidenedianilines and its transition metal complexes of nicl2 6h2o are synthesized by liquid and solid state reaction at room temperature, and their thermochromism are investigated by ir, far i. r

    文中的配合物就是其中之一，中心離子是與c = n雙鍵的n原子以及苯環上鄰位的羥基的氧原子同時進行配位的。
  12. Gas chromatography - mass spectrometry ( gc - ms ) analyses showed that both potassium permanganate and chlorine could oxidate the organic matters with unsaturated functional groups into those with carboxyl, hydroxyl and aldehyde. and it was further revealed that after preoxidation by potassium permanganate, the sorts of organic matters were reduced remarkably, however, chlorination leaded to increase of the sorts of orgnic matters and brought some chloro - organics such as chlorobenzene, chlorophenol, and trichloro - ethane

    通過色譜-質譜聯用（ gc - ms ）評價分析了高錳酸鉀和氯對有機物結構的改變，高錳酸鉀和氯均將原水中的一些不飽和性有機物氧化分解為一些含氧基團的有機物，如羧酸類、醇類和醛等有機物，但預氯化會在水中出現一些鹵代物，鹵代產物不僅出現在苯環上，而且出現在鏈烴上。
  13. ( 2 ) in order to optimize the condition of analysis for the chosen direct spme system, the chosen components are : chloroform, acetic acid, n - amylalcohol, n - butyl acetate, dmf, p - xylene, cyclohexanone, aniline, phenol

    （ 2 ）對選擇的直接spme體系進行了分析測試條件優化，選擇的組分為：三氯甲烷，乙酸，正戊醇，乙酸丁酯， n ， n -二甲基甲酰胺，對二甲苯，環己酮，苯胺，苯酚。
  14. The pocket accommodating the aromatic ring of phenylalanine is formed predominantly by hydrophobic side - chains, including those of ile10, ile13, prol50, leul75, leul79, phe209, ser211 and val221 ; whilst the amino group and carboxylate group of phenylalanine is coordinated by asp6, asp7, gln151 and ser180. the n - terminal region is found to be important to the function of arog. point mutation reveals that residue substitution of ilelo to ala10 leads to desensitization in the presence of 1 mm phenylalanine, simultaneously, exhibits a dramatic decrease in enzymatic activity

    綜合前人的研究和本研究工作的實驗數據，得出以下結論： 1 ）在arog的反饋抑制位點供苯丙氨酸結合的疏水口袋由asp6 、 asp7 、 ile10 、 ile13 、 pro150 、 gln151 、 leu175 、 leu179 、 ser180 、 phe209 、 ser211和val221等12個氨基酸殘基構成； 2 ）苯丙氨酸結合的疏水口袋分為兩個區域，與苯丙氨酸的苯環發生疏水作用的區域由ile10 、 ile13 、 pro150 、 leu175 、 leu179 、 phe209和val221的側鏈構成，而asp6 、 asp7 、 gln151和ser180的側鏈構成了與苯丙氨酸的氨基和羧基相互作用的區域。
  15. The diameter of pn of lermulsion increases with the increasing of sapomn and it is observed through tem that the water phase drop also becomes bndr. ( 2ap uvmi absorption of formulsion changes when the quanty of cosum and the quantity of normal hexanl changes, wtheh indicatcs tha the changes influence the electron clound of benzene and thexyl

    （ 2 ）紫外光譜的分析表明，隨hhophg皂化度和助表面活性劑正己醇用量的改變，微乳液中hhophg紫外吸收峰的位置和強度發生變化，表明在微乳液的形成過程中， hhophg的苯環和竣基上的電子云密度發生了變化。
  16. The thermotropic behavior of these compounds has been investigated as a function of length of the meso - side carbon chain

    56 ；當鋅離子進入苯環后，葉晰材料由晶體轉變成各相同性液體的相區溫度最窄為76
  17. ( 6 ) conformations of crown rings of polymers were different from those of crown ethers, the two benzene rings of crown in polymers were contorted to each other

    （ 6 ）在聚合物中，冠醚環的構象不同於相對應的小分于冠醚環的構象。兩個苯環發生了相對扭曲，夾角變大，冠醚環變得舒展。
  18. Three electrosynthesis methods of benzaldehyde and its derivatives are introduced in this paper, i. e., anodic oxidation of propenyl, hydroxyl and methyl of benzene rings, cathodic reduction of carboxyl of benzene rings, anodic substitution of methyl of benzene rings

    摘要本文介紹了苯甲醛系列化合物的三種電合成方法：苯環上丙烯基、羥基和甲基的陽極氧化，苯環上羧基的陰極還原，苯環上甲基的陽極取代。
  19. Phenyl group introducing to cholesteryl ester molecules can enhance the phase transition temperatures of the liquid crystals and their stability. an increase in the chain length for cholesteryl dicarboxylate samples reduced stability of liquid crystal phases. while coattail - like structures on the ester group of the molecules have an adverse effect to form cholesteryl liquid crystal phase

    化學結構對液晶性的影響表現為：分子中引入苯環剛性結構可以提高液晶的相變溫度和穩定性；脂族二羧酸膽甾醇酯中脂肪鏈的長度增加會降低液晶的穩定性；而末端含有燕尾結構則對液晶態的形成產生不利影響。
  20. Most proteins have amino acids with aromatic ring, so they have yellow reaction. phenylalanine is not easy to nitrify, so it is necessary to add in a little vitriol oil

    多數蛋白質分子含有帶苯環的氨基酸，所以都會發生黃色反應。苯丙氨酸不易硝化，需加少量濃硫酸后才能夠發生黃色反應。
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