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- Keywords essence;cyclohexyl acetate;diphenylamine methylsulfonate;esterification; 香料;乙酸环己酯;二苯胺甲烷磺酸盐;酯化反应;
- diphenylamine methylsulfonate 二苯胺甲烷磺酸盐
- Using Chapman rearrangement to prepare 2, 6?dichloro?diphenylamine? 应用Chapman重排制备2,6-二氯二苯胺
- METHOD: Using Chapman rearrangement to prepare 2, 6?dichloro?diphenylamine. 方法：应用Chapman重排制备2，6?二氯二苯胺。
- Picoline is the by-product in the preparation of diphenylamine with aniline. 甲基吡啶是苯胺连续缩合合成二苯胺的副产物。
- The reaction of CIr(NO)Cl5]- and diphenylamine has been investigated by spectrophotometric method. 本文主要用分光光度法研究[Ir(NO)Cl_5]-与二苯胺的反应。
- The determination of selenium in selenium - enriched yeast by diphenylamine spectrometry was studied. 本文报道了一种简便可靠的测定富硒酵母中硒含量的方法。
- Objective:An analytic method with SPE-HPLC was developed to determine residue of diphenylamine in water. 目的:建立固相萃取高效液相色谱法测定水中二苯胺残留量的方法。
- Diphenylbenzidine was synthesized by diphenylamine using glacial acetic acid and water as solvent in acidic condition. 以二苯胺为原料,水和冰醋酸为溶剂,在酸性条件下一步合成二苯基联苯二胺,该方法具有操作简单,原料易得等优点。
- This paper reviews the current applications and characteristics of methylsulfonate bath system in plating of solderable tin and tin based alloy. 文章介绍了甲基磺酸盐镀液体系在锡及可焊性锡合金镀层中的一些应用与特点。
- The synthesis methods, production and consumption present, Market Prospect of Diphenylamine are introduced . 介绍了二苯胺的几种合成方法,生产和消费现状,市场前景展望。
- The application,downstream products synthesis and devlopment of diphenylamine(PDA) are reviewed. 综述了二苯胺应用及其下游产品的合成与开发。
- DNA content of spermatogeric cells in mice testis were determined by diphenylamine. 近年来，硫丹对人类生殖系统的毒作用日益受到重视。
- In the presence of the combination of sulphuric and phosphoric acid,with sodium diphenylamine sulfonate as the indicator,standard solution of potass... 实验结果表明,该分析方法操作简便易行,数据准确可靠,能够满足氧化铁粉对全铁含量指标化验的要求。
- The negative PS plate prepared from substituted diphenylamine diazoresin possesses good thermostability as well as long storage-life. 由取代二苯胺重氮树脂制备的阴图PS版热稳定性好，贮存期长。
- METHOD HPMC was reacted with diphenylamine at high temperature to produce the colur product and determined by colorimetry. 方法采用二苯胺和HPMC在高温下显色反应,分光光度法测定。
- Abstract： Diphenylbenzidine was synthesized by diphenylamine using glacial acetic acid and water as solvent in acidic condition. 摘 要： 以二苯胺为原料,水和冰醋酸为溶剂,在酸性条件下一步合成二苯基联苯二胺,该方法具有操作简单,原料易得等优点。
- Triphenylamine can be readily prepared in excellent yield by copper catalyzed cross-coupling reaction of iodobenzene and diphenylamine. 在氮气保护下,以二苯胺为原料,加入碘苯、铜类催化剂、碱及有机溶剂进行反应,合成三苯胺类化合物。
- Methods: Apoptosis induction was detected by means of DNA gel electrophoresis, morphologic assay, flow cytometric (FCM) analysis and diphenylamine(DPA) method respectively. 方法 :用形态学观察、DNA电泳、流式细胞仪 (FCM )分析及二苯胺 (DPA)法检测细胞凋亡 ;
- Diphenylamine(DPA) contents in single base propellants were determined by means of a single-sweep-square-wave polarography after the treatment of nitrosation of DPA. 将单基发射药亚硝化后用单扫描方波极谱法测定溶液中的二苯胺(DPA)含量,用丙酮溶解单基发射药试样,使用组成与待测样品相同的单基标准样品作工作曲线。
