芳香基的 的英文怎麼說

中文拼音 [fāngxiāngde]
芳香基的 英文
aryl
  • : Ⅰ形容詞1. (香) fragrant; sweet-smelling2. (美好的) good (name or reputation); virtuous Ⅱ名詞(姓氏) a surname
  • : Ⅰ形容詞1 (氣味好聞) fragrant; sweet smelling; aromatic; scented:稻香千里 the fragrance of ripen...
  • : 4次方是 The fourth power of 2 is direction
  • 芳香 : fragrant; aromatic; sweet fragrance
  1. Elimination of an alkyl chain substituted on an aromatic ring results in the appearance of free radicals.

    在一環上一個取代烷鏈消失,結果出現自由
  2. The enzyme 5 - enolpyuvyl - 3 - phosphoshikimic acid synthase ( epsp synthase ; ec2. 5. 1. 19 ), encoded by anoa locus, is a key enzyme present in microorganisms and plants where it has a function in the biosynthesis of aromatic amino acids. glyphosate ( n - phosphonomethyl - glycine ) is an effective non - selective, broad spectrum, postemergence herbicide, which has been shown to inhibit epsp synthase activity in a competitive manner. glyphosate tolerant plants can be mediated by either overproduction of the target enzyme or by the presence of an altered enzyme

    植物和微生物族氨酸生物合成過程中一個關鍵酶? ? 5 -烯醇丙酮莽草酸- 3 -磷酸合成酶( epspsynthase ; ec2 . 5 . 1 . 19 )由aroa因編碼,該酶受廣譜滅生性、內吸傳導型除草劑草甘膦競爭性抑制,將epsp合成酶因轉入植物中可獲得草甘膦耐受植株。
  3. Direct alkoxylation of aromatic compounds is virtually unknown.

    事實上還不知道族化合物直接烷氧方法。
  4. The nitrators used in the manufacturing of aromatic nitrocompounds consist of iron vessels.

    製造族硝化合物硝化器為鐵制容器。
  5. A review on application of monohydrated sodium bisulfate as catalyst in synthesis of ester, such as monocarboxylic esters, dicarboxylic esters, chloroacetates, hydroxycarboxylic esters, aromatic esters and the reusability of sodium bisulfate with

    摘要介紹了一水硫酸氫鈉在催化合成酯(如一元羧酸酯、二元羧酸酯、氯乙酸酯、羥酸脂、酸酯)中應用及其重復催化性能。
  6. The results show that the chemosensor exhitits selective fluorescent quenching in the presence of aromatic organic acid in acetonitrile solution, and that the binding ability of the chemosensor with organic acid is in the order of p - cyanic - benzyl acid > p - chloric - benzyl acid > p - methoxyl - benzyl acid > benzyl acid

    結果表明,所合成熒光分子在乙腈溶液中能選擇性識別族有機酸,表現出熒光淬滅現象,其與有機酸絡合能力大小依次為:對氰苯甲酸對氯苯甲酸對甲氧苯甲酸苯甲酸。
  7. Activated charcoal is added to nutrient media mostly to remove toxins present in agar, or aromatic waste products excreted by cultured tissues.

    把活性炭加到營養培養里,主要是為了除去存在於瓊脂中毒物,或都除去由培養組織所產生性廢物。
  8. Frankincense is a sweet smelling gum resin derived from certain boswellia trees which, at the time of christ, grew in arabia, india, and ethiopia

    是一種氣味樹膠脂,源自某種鮑達乳樹,在督時期生長于阿拉伯,印度和衣索比亞。
  9. Essential oils, perfumery isolates and synthetics for export. determination of linalool. dimethyl aniline acetyl chloride method

    出口油單離和合成樟醇測定.二甲苯胺-氯化乙酰法
  10. Uses : used as desizing agent and bleach activator ; used in the oxidation and degradation of waste materials in pools and the closed and circling water ; used in modification of starch, production of bonds and coating materials ; used in the oxidation of alcohol and linalool ; used as an essential component of bleaching formulations for hair cosmetics

    用途:用於脫漿劑和漂白活性劑;用於水池及封閉循環處理水中有害物質氧化降解;是生產澱粉調節劑,並應用於粘合劑塗料生產中;用於支鏈氧化、乙醇和族羥氧化;染發劑本成分之一,起脫色作用。
  11. Aromatic metabolites such as tryptophan, phenylalanine, tyrosine which can only be synthesized by plants and microbes are essential amino acids for human and animals

    族氨酸包括酪氨酸、苯丙氨酸和色氨酸,是人體和動物體內必需氨酸。
  12. 4. engineering dhqase ( arod ) - deficient e. coli mutant with a second copy of the arob gene gene targeting technique was used to disrupt the arod gene in e. coli chromosome. the mutant 31bk was engineered, in which homologous recombination of the arobkanr gene cassette into the arod locus ( arod : : arobkanr ) of the e. coli strain atcc31884 genome utilized the helper plasmid pkd46 with red system. the host cell 31bk lacked catalytic activity of dhqase ( arod ) and had a second copy of the arob gene, so it improved carbon flow into the quinic acid biosynthesis direction

    構建宿主菌因精確定位突變株31bk ( arod : : arobkan ~ r )為了改變代謝途徑脫氫奎尼酸( dhq )分支點上代謝流量,使之充分流向目產物奎尼酸合成方向,利用因打靶技術構建了31884宿主菌arod因精確定位插入突變體,使dhq脫水酶( dhqase )失活,阻斷了碳代謝流流向酸生成方向,同時用同源重組方法將arob因定位整合入染色體上,解除了限速酶對碳代謝流通過共同途徑到達dhq阻遏影響,並減輕代謝負擔。
  13. Petroleum products and lubricants. determination of polycyclic aromatics in unused lubricating base oils. dimethyl sulphoxide extraction refractive index method

    石油產品和潤滑劑.未用潤滑多環測定.二甲亞碸萃取折光指數法
  14. Methods of test for petroleum and its products - determination of polycyclic aromatics in unused lubricating base oils and asphaltene free petroleum fractions - dimethyl sulphoxide extraction refractive index method

    石油和石油產品試驗方法.第102部分:未用潤滑油和不含瀝青烯石油餾分物中多環族環烴測定.二甲硫析取物折射指數法
  15. 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

    以蒽酮和醛為原料,二甲苯為溶劑,吡啶催化法制取10 -甲叉蒽酮.發現其生成物中除含有目標化合物10 -甲叉蒽酮外,還含有部分文獻中沒有報道蒽酮氧化物,經物理方法確定其為蒽醌.該化合物不能用溶劑重結晶方法將其從縮合產物中除去,有效分離方法是升華
  16. The common biosynthesis pathway of aromatic amino acids includes seven steps from dahp to chorismate acid. for the common pathway, 3 - dehydroquinate ( dhq ) synthase ( encoded by arob ), 5 - enolpyruv - oylshikimate s - phosphate ( epsp ) synthase ( encoded by aroa ), and chorisma - te synthase ( encoded by aroc ] are rate - limiting enzymes

    族氨合成步驟有七步是共同,亦即從dahp到分支酸合成步驟,其中脫氫奎寧酸合成酶( arob ) 、 5 -烯醇式丙酮酰莽草酸合成酶( aroa )和分支酸合成酶( aroc )是此代謝途徑關鍵酶。
  17. An efficient esterification of ferrocenecarboxylic acid and substituted phenols has been achieved using dcc / dmap protocol in ionic liquids. the corresponding esters were produced in high yields

    摘要在「綠色溶劑」室溫離子液體中,採用二環己碳二亞胺4 -二甲氨吡啶( dcc / dmap )進行二茂鐵甲酸合成研究,反應條件溫和,簡單方便,產率高,該反應具有環境友好特點。
  18. Insulating liquids. specifications for unused liquids based on synthetic aromatic hydrocarbons

    絕緣液體.於合成新液體規范
  19. Enantioselective addition of diethylzinc to aromatic aldehydes with chiral 2 - oxazolinyl phenol as catalysts

    ?唑啉苯酚催化二乙鋅和不對稱加成反應
  20. The present study determined if the potent and nonaromatizable androgen, dihydrotestosterone ( dht ), exacerbates ischemic damage in the male rat and alters postischemic gene expression after middle cerebral artery occlusion

    新近研究對有效雄激素,雙氫睪酮,是否會加劇雄性大鼠缺血損傷並改變大腦中動脈閉塞后缺血后因表達進行了研究。
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