hydroquinone

determination and correlation of solubilities of hydroquinone in different solvents

对苯二酚溶解度的测定及关联

2-tert-butylhydroquinone ( tbhq) was synthesized selectively from hydroquinone ( hq) and isobutylene by alkylation in the presence of catalyst h_3po_4 or h_2so_4-h_3po_4.the dosage of catalyst and charging method of hq were investigated.

以对苯二酚（HQ）和异丁烯为原料，在磷酸或硫酸-磷酸混合酸催化作用下进行烷基化合成2-叔丁基对苯二酚（TBHQ），探讨了催化剂种类及用量、加料方式对合成TBHQ选择性的影响。

Hydroquinone and hydrogen peroxide build up in the insect's abdomen.

苯二酚和过氧化氢存在昆虫的腹部制造.

Antioxidant tertiary butyl hydroquinone was prepared by hydroquinone and tertiary butyl alcohol.

由对苯二酚与叔丁醇反应制得抗氧化剂叔丁基对苯二酚.

Uncertainty Evaluation of Measurement Results of Gold in Auriferous Ore Samples by Hydroquinone Titration

氢醌滴定法测定金矿石中金的不确定度评定

This paper summarized the application and determination of t-butyl hydroquinone ( TBHQ).

本文综述特丁基对苯二酚（TBHQ）应用与检测。

Comprehensive Utilization of Manganese Sulphate Containing Waste water from Hydroquinone Production. To Lixiviate Manganese Sulphate in Normal Temperature

对苯二酚生产中含硫酸锰废水的综合利用

Objective: To investigate the acute and accumlative toxicities of hydroquinone in mice and rats and to provide the information for establishing the threshold limit value of hydroquinone.

目的：研究氢醌对小鼠和大鼠的急性毒性和蓄积毒性，为建立卫生标准提供资料。

phenol, catechol and hydroquinone are important fine chemical intermediates and of high economical value.

苯酚、邻苯二酚和对苯二酚都是重要的精细化工中间体，具有很高经济价值。

Market prospect and production methods for pyrocatechol and hydroquinone are reviewed.

概述邻苯二酚、对苯二酚的市场前景、生产方法.

the degradation of 4-cp was accompanied by the formation of hydroquinone, 1,4-benzoquinone, and small molecule compounds such as oxalic acid and succinic acid. chloride ion release and formation of oxidation intermediates were evidence of 4-cp degradation involving sulfate radicals.

4-CP在降解过程中不仅产生了氯离子还有中间产物对苯二酚和对苯醌，以及小分子有机酸如草酸和丁二酸等。

a hplc method for the simultaneous separation and determination of p-phenylenediamine 、 m-phenylenediamine 、 hydroquinone and resorcinol in four kinds of oxidizing hair dyes was established.

本文的研究内容如下所示：建立了同时测定四种氧化型染发剂中对苯二胺、间苯二胺、对苯二酚、间苯二酚的高效液相色谱分离分析方法。

study on the removal of hydroquinone from sulfolane with anion exchange resins

树脂法去除环丁砜中对苯二酚的研究

Study on method of tert-butyl hydroquinone in oils and fats by gas chromatography

食用油脂中特丁基对苯二酚气相色谱测定方法

solubilities of hydroquinone in mixed solvents of ethanol and water

对苯二酚在乙醇水混合溶剂中的溶解度

Taken together, the findings reveal a central role of DNA-PKcs in hydroquinone hematotoxicity in which it coordinates pathways of DNA DSB repair, cell cycle progression, and apoptosis to regulate the response to hydroquinone-induced DNA damage.

该结果揭示了DNA-PKcs在氢醌血液毒性中的核心作用，它负责参与DNA双链断裂修复、细胞周期的进行和细胞凋亡的调节，以应对氢醌引起的K562细胞DNA损伤和细胞凋亡。

The results indicate that the template polymerization of hydroquinone processes following the "Pick up" mechanism.

该结果表明对苯二酚的模板聚合主要是遵循选取机理。

simultaneous determination of catechol and hydroquinone by synchronous fluorescence spectrometry

同步荧光法同时测定苯二酚中邻苯二酚和对苯二酚

preservation time and relative rectification factor of hydroquinone, tert-butyl hydroquinone and 2,5-di-tert-butyl hydroquinone were determined. the recoveries are 100.3%, 98.2% and 101.8% respectively.

测定了对苯二酚、叔丁基对苯二酚、2,5-二叔丁基对苯二酚的保留时间和相对校正因子，回收率分别为100.3%、98.2%和101.8%。

The CV redox peak with fixed hydroquinone was larger than that without fixed hydroquinone.

经对苯二酚固定之电极循环伏安法所得之还原较未经对苯二酚固定者为大.

advances in phenol hydroxylation catalysts for manufacture of catechol and hydroquinone

苯酚羟基化制苯二酚的催化剂研究新进展

The modified electrode can be applied to the electrochemical determination of catechol and hydroquinone.

该聚合物膜修饰电极可用于多酚的电化学测定.

Application and Determination of t-butyl hydroquinone DETERMINATION OF ANTIOXIDANT TBHQ IN FOODS BY HPLC

特丁基对苯二酚（TBHQ）应用与检测高效液相色谱法测定食品中特丁基对苯二酚

The tetrachlorobenzoquinone was prepared by the oxidation chloration of hydroquinone. The process was simple with the recovery of more than 95% and the qualified contents of more than 98%.

用对苯二酚氧化、氯化法制备了四氯对苯二醌，简化了操作，提高了收率（95%以上）和产品质量（含量98%）。

OBJECTIVE : To establish a HPLC method for the determination of hydroquinone in compound hydroquinone cream.

目的: 建立测定复方氢醌霜中氢醌含量的高效液相色谱方法.

The amount of inhibitor hydroquinone had little effect on reaction rate.

阻聚剂对苯二酚用量对反应速率的影响不显著。

Treatment of Hydroquinone Wastewater by Catalytic Oxidation Using Perhydrol

酸催化氧化法处理含对苯二酚废水的方法

This paper intends to report three experimentally simple preparations of naphthoquinone, hydroquinone and the corresponding mixed quinhydrone, all redox chemistry being carried out in the solid state. It is of practical significance for the application of theory of redox in Inorganic Chemistry.

报导了通过固体氧化还原作用以制取α-萘醌，氢醌以及对应的醌氢醌试剂，所有反应均在固体状态下进行.对拓宽氧化还原理论在无机元素化学中的应用有实际意义。

Hydroquinone is an important chemical material and intermediate in industrial chemistry.

对苯二酚是一种重要的化工原料和中间体.

The experimental results of hydroquinone and catechol ligands showed that the reaction mechanism may belong to the category of coordination catalysis.

从邻苯二酚和对苯二酚的实验结果来看，反应可能是通过络合催化反应机理完成的。