acetonitrile

Polypyrrole films have been electrochemically synthesized by direct oxidative polymerization of pyrrole in acetonitrile containing tetrabutylammonium tetrafluoroborate as supporting electrolyte. We characterized the as-grown polypyrrole films by resonance Raman spectroscopy in the temperature scale of-195 to 150 ℃.

在含有四氟化硼四丁基铵的乙氰溶液中电化学氧化吡咯制得聚吡咯膜，并在-195到150℃温度范围内研究了该聚合物膜的变温拉曼光谱。

The mobile phase was acetonitrile-water, using linear gradient elution, the column temperature was 30 ℃;

流动相为乙腈-水，线性梯度洗脱；柱温：30℃；

Methods: The experimental condition of the RP-HPLC method was as follows: Shim-pack CLC-ODS column ( 150 × 4.6 mm), with linear gradient elution using acetonitrile and water; The flow rate was 0.8 mL/ min; Detected wavelength was 235 nm;

方法：采用RP-HPLC法，Shim-pack clc-ODS（150×4.6mm）色谱柱，乙腈和水梯度洗脱，流速0.8mL/min，检测波长235nm，柱温25℃。

Propylene may form CO, CO2 and HCN by the complete decomposition of allyl radical and acetonitrile is formed by the decomposition at either end of allyl radical.

而丙烯则可通过烯丙基均匀断裂分别生成CO，CO2和HCN，还有少量烯丙基在一端断裂生成乙腈。

This paper reports the synthesis of 2-heptanone in the functions of absolute potassium fluoride and acetonitrile.

报道了在无水氟化钾和乙腈作用下2 - 庚酮的合成.

Putrescine, spermidine, and spermine can be completely resolved by reversed phase HPLC, isocratic elution with acetonitrile ( 52%) through a 5 μ m C 18 column, and detection at 254 nm.

在以流速为1ml／min、流动相为乙腈（52%v／v）、通过5－μMC18反相柱在检测峰为254nm的条件下，腐胺、亚精胺、精胺均能完全溶解。

Acetonitrile continuous recovery plant is a subsidiary part of acrylonitrile production unit.

乙腈连续回收装置是与丙烯腈生产主装置相配套的.

The milled sample was soaked in water containing NaCl, then extracted with acetonitrile.

磨碎的试样加入少量氯化钠,用水浸泡, 再用乙腈提取.

Butadiene for industrial use Determination of trace acetonitrile and dimer Gas chromatographic method

GB/T6015-1985工业用丁二烯中微量乙腈和二聚物的测定气相色谱法

In this paper, we proposes a solvothermal method of synthesizing EuS crystal at low temperature, and the results show that the solvent thermal method using acetonitrile as solvent can reduce the synthesis temperature of EuS crystal obviously.

针对这一弊端，本文提出了采用溶剂热法低温合成EuS晶体的方案，实验表明采用乙腈溶剂热法可显著地降低EuS晶体合成温度，且采用该法首次合成了EuS中空微球。

The technical characteristics of the acetonitrile extracted butadiene plant after remoulding were introduced.

简介了乙腈抽提装置的技术改造情况.

Complexation Thermodynamics of Bis ( crown ether) s V. Intramolecular Sandwich Complexation of Light Lanthanoid Nitrates with Bis ( benzo-15-crown-5) in Anhydrous Acetonitrile

双冠醚配位作用的热力学性质Ⅴ.双（苯并-15-冠-5）与稀土（Ⅲ）硝酸盐在无水乙腈溶液中分子内夹心配位作用

Carotenoids were separated by linear gradient elution using ethyl acetate and water-acetonitrile ( 1:9, V/ V) as mobile phase.

类胡萝卜素亦采用线性梯度洗脱，以乙酸乙酯作为A相，B相为乙腈-水（体积比9∶1）。保留时间、相对保留时间、光谱法、加标定性，内标法定量。

A novel process of acetonitrile recovery from pharmaceutical effluent was designed.

设计了一套回收制药废液中乙腈的新工艺.

In refluxing acetonitrile, water could also undergo the similar addition with alkenyl perfluoroalkyl sulfones.

在回流的乙腈中水也可与氟烷基联烯砜发生类似的加成反应.

At the same time, its photo-decomposition and acid-forming performance under irradiation at 405 nm, in three solvents acetonitrile, THF, CH_2Cl_2 were evaluated by the method established in our laboratory.

并考察了其在相同浓度、相同光强、相同曝光波长（405nm）下在3种不同溶剂（乙腈、四氢呋喃、二氯甲烷）中的分解及产酸性能，计算出分解量子产率和产酸效率。

Microspheric trans aconitic acid imprinted polymers were synthesized via a precipitation polymerization with acetonitrile as solvent.

以乙腈为分散剂,采用沉淀聚合法合成了反乌头酸分子印迹聚合物微球.

In the absorption peak section of 240~ 300 nm, the ultraviolet absorption in acetonitrile solution was higher than that in phosphate buffer solution.

在240￣300nm吸收峰区间内，乙腈溶液中木瓜蛋白酶的紫外光吸收值比在磷酸缓冲液中的高。

Oxalic acid can be electrochemically reduced in the solution of acetonitrile of tetraethylammonium chloride.

草酸在四乙基氯化铵的乙腈溶液中有较好的电化学还原性能。

Production of copper powder from arsenical cupric oxide in acetonitrile solution

乙腈处理含砷氧化铜制取铜粉

Methods The condensation of 2-bromo-5,6-dimethoxy-indan-1-one with various aminoalkyl phenols in the presence of ( K_ ( 2) CO_ ( 3)) and acetonitrile gave the corresponding title compounds, and the in vitro AchE and BchE inhibitory activities were evaluated by the modified Ellman method.

方法在K2CO3和乙腈存在下，将2-溴-5,6-二甲氧基-1-茚酮与多种胺烷基苯酚缩合得到一系列苯氧茚酮类衍生物，并采用改进的Ellman方法研究它们的体外AchE和BchE抑制活性。

A C8 column was used with the mobile phase of acetonitrile-0.025mol/Ldiammonium phosphate buffer solution ( pH 4.7)( 27 ∶ 73).

采用C8柱，流动相为乙腈-0.025mol/L磷酸二氢铵缓冲液（27∶73）。

Methods In accordance to the international detective method, acetonitrile ( ACN ) was used as the substitute of additive solvent.

〔方法〕按照国际检测方法对辣椒粉做了苏丹红添加试验,样品溶剂换成乙 腈.

This technique cut off benzene and acetonitrile weakened the toxicity, reduced the production cost.

改进后的工艺革除了苯和乙腈, 降低了毒性和成本.

The Sudan dyes were extracted with acetonitrile and the clean-up procedure was not required.

建立了食品中苏丹红染料的液相色谱 - 质谱联用测定方法.

A C_ 18 column was used with acetonitrile-0.1% acetic acid solution as the mobile phase to determine scutellarein, luteolin and apigenin, and a linear gradient elution from 15% to 60% acetonitrile in 40 min was applied.

测定野黄芩素、木犀草素和芹菜素以乙腈-0.1%醋酸水溶液为流动相，梯度洗脱（0→40min，乙腈15%→60%）。

The mobile phase is acetonitrile aqueous solution containing 5% ( V/ V) acetic acid, with a linear gradient of acetonitrile from 20% to 100% within 10 min.

净化液在反相色谱柱上进行测定，检测波长280nm，流动相为20%乙腈水溶液，10min内线性梯度变为100%乙睛，乙睛和水均各加5%醋酸。

Results The concentrations of hydrocyanic acid, acetonitrile, methane, and carbon dioxide were very high in the air of the pool.

结果事故发生6h后，青梅腌制池内空气中氰化氢浓度高达156mg/m3。

Mobile phase was acetonitrile ( HPLC grade) and ultrapure water and column temperature was 35 ℃, using differential detector.

流动相：乙腈（色谱纯）：超纯水，检测器：RID示差检测器，柱温：35℃，流速：1.0mL/min。

The method of determination of trace acetonitrile in the extract of butadiene is introduced. The method applies capillary column with large inside diameter and a thermionic specific detector.

介绍了采用大口径（0.53mm）毛细管色谱柱，热离子特殊检测器（TSD）测定乙腈抽提的丁二烯中微量乙腈的方法。