次苯基 的英文怎麼說

中文拼音 [běn]
次苯基 英文
phenylene
  • : Ⅰ名詞1 (次序; 等第) order; sequence 2 [書面語] (出外遠行時停留的處所) stopping place on a jou...
  1. 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,所合成的熒光分子在乙腈溶液中能選擇性識別芳香族有機酸,表現出熒光淬滅現象,其與有機酸絡合能力的大小依為:對氰甲酸對氯甲酸對甲氧甲酸甲酸。
  2. The main results of this work are summarized as follows : 1. for the first time, biomimetic bulk acoustic wave ( baw ) sensors based on the molecularly imprinted polymers ( mips ) were fabricated and applied to the determination of phenobarbital and pyrimethamine in organic and aqueous solution, respectively

    採用非共價印跡技術以-甲丙烯酸為功能性單體、乙二醇二甲丙烯酸酯為交聯劑首制備了液相分子印跡體聲波仿生傳感器,並分別在有機相和水相中測定了藥物巴比妥和乙胺嘧啶。
  3. Occupational exposure limit for polymethylene polyphenyl isocyanate in the air of workplace

    車間空氣中多多異氰酸酯職業接觸限值
  4. Anionic surfactants which include petroleum sulfonates, alkylbenzene sulfomates, petroleum carboxylates and ligin sulfonates, in which sulfonate surfactant is the most well known type are widely used in eor

    陰離子型表面活性劑在三採油中應用最為普遍,它們主要包括石油磺酸鹽、烷磺酸鹽、石油羧酸鹽、木質素磺酸鹽等,而其中以磺酸鹽型最多。
  5. A substance extracted from mycelia with benzinum was studied for the first time. five compositions were found : butylated hydroxytoluene, n - hexadcanoic acid, 9, 12 - octadecadienoic acid methyl ester, eicosane and hexacosane. the paper provided scientific basis data for researching mainly biologic characteristics and active compositions of mycelia from phellinus igniarius cultured with solid and liquid culture media

    對菌絲體的石油醚提取物進行定性分析,確定該菌絲體中含有二丁、棕桐酸、 9 , 12一十八碳二烯酸甲醋,二十碳烷及二十六碳烷,這五種物質均為在桑黃菌絲體中首發現。
  6. Several polysubstituted biphenyl compounds containing four skeletons were firstsynthesized from ellagic acid via a reduction with dibal - h. the cytotoxicity activities of these compounds were evaluated against human tumor cells in vitro

    以鞣花酸為原料經關鍵的二異丁氫化鋁還原首合成了數個擁有4個骨架的多取代聯化合物,並對其人類腫瘤細胞毒活性進行了體外測試。
  7. 2. the preparation of biomimetic bulk acoustic wave sensors for phenylalanine, atropine and pesticide 2, 4 - dichlorophenoxyacetic acid based on the electrosynthesized molecularly imprinted polymers using o - aminophenol, o - phenylenediamine as monomers is first proposed

    用電化學方法以鄰二胺、鄰胺酚為單體,首現場制備了丙氨酸、阿托品、殺蟲劑2 , 4 -二氯乙酸的分子印跡體聲波傳感器。
  8. In this study, it has been put forward that taking reactive nanometer magnetic fe304 particles as magnetic nucleus, and the copolymer of styrene ( st ) ? crylic acid ( aa ) as macromolecular shell, we could synthesize, magnetic polymer composite microspheres containing carboxyl groups on their surface, then microspheres are activated by thionylchloride, the surface of such magnetic composite microspheres thus produced had reactive acid chloride groups which then react with the free amino groups of the free soluble enzymes to give peptide bonds ( ? o ? h ?,

    本研究首提出了以納米級磁性fe _ 3o _ 4粒子為核心,乙烯( st ) ?丙烯酸( aa )共聚物為高分子殼層,合成了表面帶羧的磁性高分子復合微球,然後將這種微球用二氯亞碸進行活化處理,在其表面形成了反應性酰氯團,該團可以與游離酶的氨形成肽鍵,從而將游離酶固定化。
  9. Secondly, the solution of psc - 11 in o - nitrophenyl n - octyl ehter ( npoe ) were immobilized in a porous polymeric membrane ( celgard 2400 ) to prepare the supported liquid membranes

    ,用psc - 11的鄰硝正辛醚溶液固定在多孔聚合物膜( celgard2400 )中制備支撐液膜。
  10. Carboxyethyl ( phenyl ) phosphinic acid with the yield of 69. 2 % was synthesized from phosphorous trichloride, benzene, sodium chloride and acrylic acid

    以三氯化磷、、三氯化鋁、氯化鈉、丙烯酸為原料合成了阻燃劑2 -羧乙磷酸,收率69 . 2 % 。
  11. The aromatic electrophilic substitution reaction was studied using nmr for the first time. on the base of substituents effects on the benzene, the orientation effect and reactivity was analysised quantitatively. this method may mostly predict the aromatic electrophilic substitution reaction

    採用nmr研究芳親電取代反應.依據取代的影響,定量分析了定位效應和反應活性.此法對芳親電取代反應有一定的預見性
  12. The microcavity effect provides the possibility to control the spectral properties of emission and is of considerable interest in the realization of flat panel display devices, which require the emission of blue, green, and red light. in this paper, ladder - type poly ( p - phyenylene ) ( lppp ) thin films were used as the light emitter and hole transporter, while dye pyomethene doped alq was electron transporter

    本文採用有機半導體梯形對次苯基聚合物( lppp )作有機電致發光器件的發光材料和空穴傳輸材料,以1 . 0 % pm580染料( dyepyomethene )摻雜的8 -羥喹啉鋁( 8 - hydroxyquinolinealuminum - alq )作器件電子傳輸材料。
  13. 3. in order to further improve the energy transfer efficiency and detective sensitivity, anthracene has been directly connected with porphyrin as a conjugate group, which greatly shorted the distance between both of these compounds

    為了進一步提高能量轉移效率和檢測靈敏度,把蒽作為一個共軛團直接連到卟啉環上,並首把它作為傳感器的熒光載體應用於檢測劇毒物質對硝胺。
  14. Choose an optimum condition on the basis of that to go on an amplification experiment whose product become the raw and processed materials with which the influence between the adding of dbs a as the second dopant and the conductivity of cp is studied

    根據正交試驗結果,選取一個最優條件並進行放大實驗。以該試驗產品為原料,研究了十二烷磺酸二摻雜對絲炭/聚胺導電材料導電性能的影響。
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