1) Alizarin
[英][ə'lizərin] [美][ə'lɪzərɪn]
茜素
1.
A Probe into the Synthetic Method for Alizarin Complexone;
茜素络合指示剂合成工艺的探索
2.
The electric charge transfer reaction of clarithromycin and alizarin in methyl alcohol;
克拉霉素和茜素在甲醇中的荷移反应
3.
Spectrophotometric and catalytic determination of trace amounts of copper with the system of H_2O_2 and alizarin;
过氧化氢——茜素体系催化光度法测定痕量铜的研究
2) Alizarin red
茜素红
1.
Degradation of alizarin red solution in DBD plasma;
介质阻挡放电等离子体对茜素红溶液的降解
2.
Preparation of supported TiO_2 and its behaviors for degradation of alizarin red;
负载型TiO_2制备及其对茜素红的降解研究
3.
Catalytic kinetic spectrophotometric determination of trace amounts of cobalt by alizarin red fading;
茜素红退色动力学光度法测定痕量钴
3) alizarin red S
茜素红S
1.
Study on alizarin red S as an indicator of the complexometric titration of zinc in borax buffer solution;
硼砂存在下茜素红S作为络合滴定锌指示剂的研究
2.
Determination of Protein with Alizarin Red S as a Probe of Light Scattering;
茜素红S与蛋白质作用的光散射光谱及其分析应用
3.
On the interaction of alizarin red S with borax and spectrophotometric determination of copper;
茜素红S与硼砂相互作用及其分光光度法测定铜
5) alizarin S
茜素红S
1.
A new catalytic kinetic spectrophotometric method was studied for the determination of trace iron (Ⅲ) based on the remarkable catalytic effect of iron(Ⅲ) on the oxidation of alizarin S (ARS) by hydrogen peroxide with 1,10-phenanthroline (phen) as activating agent in HAc-NaAc buffer solution (pH 4.
5的NaAc-HAc缓冲介质中,以邻菲咯啉(phen)作活化剂,痕量Fe(Ⅲ)对H2O2氧化茜素红S(ARS)的褪色反应存在明显的催化作用,由此建立了测定痕量铁(Ⅲ)的催化动力学光度法。
2.
It has been observed that lead(Ⅱ) can sensitively inhibit the reaction of hydrogen peroxide oxidizing discoloration of alizarin S catalyzed by chromium(Ⅵ) in HAc-NaAc buffer solution(pH=5.
0的NaAc-HAc缓冲介质中,微量Cr()对H2O2氧化茜素红S(ARS)褪色反应具有催化作用,而Pb()对此褪色反应具有明显的阻抑作用,由此建立了测定微量Pb()的新催化动力学光度法。
6) Alizarine red
茜素红
1.
Study on Degradation of Methyl Orange,Alizarine Red and Crystal Violet Using the Photocatalytic System of Mn~(2+)/H_2O_2;
Mn~(2+)/H_2O_2光催化体系对染料甲基橙、茜素红、结晶紫的降解研究
2.
The ultraviolet (UV) absorption spectra of alizarine red Sarmples obtained from its electrolytic solution every definite minute were acquired under different pH value conditions.
用覆盖SnO2/Sb2O3活性层的钛作阳极，对染料茜素红水溶液进行电降解，测定了不同pH值下、不同电解时间的紫外可见吸收光谱，并用主成分分析、潜变量投影、遗传算法以及渐进因子分析等化学计量学方法解析得到中间型体的动力学曲线和纯光谱，最后对茜素红水溶液电降解的机理做了初步探索。
3.
Based on the catalytic effect of thiocyanate on the oxidation of alizarine red by potassium bromate,a new catalytic spectrophotometric method for the determination of trace thiocyanate was developed.
在磷酸介质中， 硫氰酸根对溴酸钾氧化茜素红的褪色反应具有较强的催化作用， 据此建立了催化光度法测定痕量硫氰酸根的新方法。
补充资料：茜素
分子式：C14H8O4
分子量：240.20
CAS号：72-48-0
性质：桔红色晶体或赭黄色粉末。熔点288-289℃，沸点430℃。易溶于热甲醇和25℃的乙醚。能溶于苯、冰醋酸、吡啶、二硫化碳、微溶于水。
制备方法：在自然界茜素存在于茜草的根部。将蒽醌-2-磺酸与苛性钠和氯酸钾或硝酸钾共熔，然后把熔融物倾入热水中，再用盐酸将茜素沉淀而得：将9g氯酸钾、30g蒽醌-2-磺酸钠和110g氢氧化钠同溶于110ml水中，在压热釜中于170℃加热反应25g。冷后将反应物用水提取几次，每次150ml。水提取液过滤，滤液用盐酸酸化。冷却后吸滤析出的沉淀，洗涤，烘干，得约20g茜素。
用途：染料中间体，酸碱指示剂
分子量：240.20
CAS号：72-48-0
性质：桔红色晶体或赭黄色粉末。熔点288-289℃，沸点430℃。易溶于热甲醇和25℃的乙醚。能溶于苯、冰醋酸、吡啶、二硫化碳、微溶于水。
制备方法：在自然界茜素存在于茜草的根部。将蒽醌-2-磺酸与苛性钠和氯酸钾或硝酸钾共熔，然后把熔融物倾入热水中，再用盐酸将茜素沉淀而得：将9g氯酸钾、30g蒽醌-2-磺酸钠和110g氢氧化钠同溶于110ml水中，在压热釜中于170℃加热反应25g。冷后将反应物用水提取几次，每次150ml。水提取液过滤，滤液用盐酸酸化。冷却后吸滤析出的沉淀，洗涤，烘干，得约20g茜素。
用途：染料中间体，酸碱指示剂
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条