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硝基
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  “—硝基”译为未确定词的双语例句
     The model was induced by H.pylori and N-methyl -N' - nitro-N - nitrosoguanidine (MNNG) .
     pylori及1—甲基—3—硝基—1亚硝基胍(N-methyl-N'-nitro-N-nitrosoguanidine,MNNG)的综合方法制模,共90天。
短句来源
     New dicopper complexes of the type [Cu (oxap) CuL] (ClO_4)_2 have been synthesized and characterized, where oxap denotes N,N'—bis (2—aminopropyl)oxamido dianion and L dentes 2,2' —bipyrididne(bpy), 1, 10—phenanthroiine (phen)or 5—nitro—1, 10—phenatroline (NO_2— phen).
     本文合成和表征了三种新的双铜配合物[Cu(oxap)CuL](ClO_4)_2,oxap表示N,N—双(2—氨丙基)草酰胺根阴离子,L表示2,2—联吡啶(bpy),1,10—邻菲咯啉(phen)朔5—硝基—1,10邻菲咯啉(NO_2—phen)。
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     SYNTHESIS, CHARACTERIZATION AND ANTIBACTERIAL ACTIVITIES OF Co (Ⅱ),Ni (Ⅱ), Cu (Ⅱ) , Zn (Ⅱ) COMPLEXES WITH 5-NITRO-SALICYLALDEHYDE-GLYCINE SCHIFF BASE
     Co(Ⅱ)、Ni(Ⅱ)、Cu(Ⅱ)和Zn(Ⅱ)的5—硝基水杨醛缩甘氨酸Schiff碱配合物的合成及表征
短句来源
     Group 4-nonselect- ive NOS inhibitor N G-nitro-L-arginine(L-NA) treatment
     ④非选择性NOS抑制剂N~G—硝基—L-精氨酸(L-NA)治疗组。
短句来源
     Spec tropho tome trie determination of micro amounts copper using a new chromogenic reagent 2-( 5-nitro-2-pyridylazo)-5-dimethylamih obenzoic acid (5-NO2-PAMB) is reported in this paper.
     本文报道2—(5—硝基—2—吡啶偶氮)—5—二甲氨基苯甲酸(5—NO_2—PAMB)分光光度法测定微量铜。
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  相似匹配句对
     Nitro-cellulose wood coatings
     硝基木器漆
短句来源
     GC Determination of Derivatives of Nitroaniline.
     硝基苯胺衍生物的气相色谱分析
短句来源
     4,4'-Dintrobibenzyln (10) ;
     4,4’硝基联苄基(10);
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  - nitro
A hyperbranched azo polyurethane was synthesized by one-step polymerization of an A2 type monomer diphenylmethane-4,4'-diisocyanate and a B3 type monomer 4-(N,N'-bis(2-hydroxyethyl))amino-2'-hydroxyethoxyl-4'-nitro-azobenzene.
      
The Ado-Met-enriched mutant AM-65 was selected from mutants induced with N-methyl-N-nitro-N"-nitrosoguanidine.
      
The mutagenic effect of N-methyl-N'-nitro-N-nitrosoguanidine (MNNG), mitomycin C, and hydrogen peroxide determined from the induction of E.
      
The possibility of obtaining mutant yeasts Yarrowia lipolytica VKM Y-2373 with increased ability to synthesize citric acid from glucose by using UV irradiation and N-methyl-N'-nitro-N-nitrosoguanidine was studied.
      
lipolytica treated with either UV or N-methyl-N'-nitro-N-nitrosoguanidine, three mutants were selected that displayed higher (by 23%) biosynthetic ability as compared with the initial strain.
      
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p-Nitro-acetophenone was prepared by diazotizing p-amino-acetophenone in fluoroboric acid solution and replacing the diazonium fluoroborate group by the nitro group in presence of finely divided copper as catalyst. Yield 55-60%; m.p. 76-78℃. Recrystallization from alcohol gave a product of m.p. 80℃.

從乙醯苯胺、醋酸酐與氯化鋅作用,經水解後製得對胺基苯乙酮。在氟硼酸水溶液中重氮化之,再在亞硝酸鈉的水溶液中以銅粉為觸媒,將此重氮團置換成爲硝基,即得對硝基苯乙酮。

p-Nitrobromobenzene was prepared from the sodium salt of α-p-Nitrophe-nyl-β-acetyl-hydrazine by bromination and subsequent addition of copper catalyst.Similary,α-p-nitrophenyl-pyridine was obtained by adding pyridine instead ofcopper catalyst.

(一)α-对硝基苯-β-乙醯肼钠盐溴化后,加进铜催化剂,即有放氮效应,产品为对硝基溴苯。(二)用吡啶代替铜催化剂,亦放出氮气,产品为α-对硝基苯吡啶.

o-Nitrophenol,p-nitrophenol,4-nitro-2-methyl-phenol,2,6-dichloro-4-nitro-phenol,p-nitrosophenol,4-nitroso-2-methyl-phenol,α-nitroso-β-naphthol,p-hydroxy-azobenzenesulfonic acid and Orange Ⅱ were reduced satisfactorily to the corre-sponding aminophenolic compounds by glucose or invert sugar in alkaline solu-tion.m-Nitrophenol and 2,4-dinitrophenol gave negative results.Due to high yield and easy manipulation,this method may be used withadvantage in the laboratory preparation of aminophenolic compounds.

(一)葡萄糖或转化糖在碱性溶液中能把硝基酚类、亚硝基酚类及对磺酸苯偶氮酚类化合物还原成为相应的氨基酚类化合物。得到正面结果的有:阾硝基苯酚、对硝基苯酚、4-硝基2-甲基苯酚、2,6-二氯-4-硝基苯酚、对亚硝基苯酚、4-亚硝基-2-甲基苯酚、α-亚硝基-β-萘酚、对磺酸苯偶氮苯酚、橙Ⅱ等九种化合物。结果可称满意。(二)间硝基苯酚与2,4-二硝基苯酚在上述条件下,得不到相应的氨基酚类化合物。

 
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