• 一种海水淡水2.4.6 -三溴酚含量测定方法

    Method for determining 2, 4, 6-tribromophenol content of sea water and fresh water.

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  • 发明涉及治疗恶性肿瘤药物具体地说是溴酚类化合物制备恶性肿瘤药物中的应用

    The invention relates to a drug for treating malignant tumors, particularly to an application of bromophenols in preparing drugs for treating malignant tumors.

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  • 发明涉及治疗恶性肿瘤药物具体地说是两种化合物制 备治疗恶性肿瘤药物中的应用

    The invention relates to a medicine for treating malignant tumor, in particular to an application of two bromophenol compounds to the preparation of the medicine for treating malignant tumor.

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  • 发明涉及治疗脑血管疾病药物具体地说是溴酚类化合物制备治疗抗血栓形成作用药物中的应用

    The invention relates to a drug for treating cardiovascular and cerebrovascular diseases, particularly to an application of bromophenols in preparing drugs for treating thrombosis.

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  • 本发明中的化合物具有蛋白质酪氨酸磷酸酯酶(PTP1B)抑制活性用于治疗2型糖尿病肥胖症

    The bromophenol compounds of the invention have inhibitory activity against protein tyrosine phosphatase (PTP1B), and can be used for treating the type 2 diabetes and the obesity.

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  • 湿实验室中,酸碱值团结测试,指标颜色蒸馏范围溶解度

    In the wet lab, phenol is tested for ph, solidification point, solubility in water, bromine index, color, and distillation ranges.

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  • 甲醇生产a合适溶剂,对产品质量影响因素有:溶液温度酸度速度

    Methanol is suitable solvent for producing tetrabromobisphenol a, the factor of affecting product quality has: Solution temperature and acidity and fee ding speed of bromine.

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  • 为了中提取天然生育采用溶剂法包络天然生育脂肪酸及其甘油酯分开

    In order to extracted natural tocopherols from the debromination accompaniment, the method of solvent urea package were used to separate natural tocopherols and fatty acid and its glyceride.

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  • a、环氧氯丙烷丙烯酸原料合成阻燃乙烯基树脂阻燃性能良好

    Flame retardant vinyl ester resin using tetrabromo bisphenol a, epichlorohydrin, acrylic acid as raw materials was also synthesized, Its flame retardant property was excellent.

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  • 结果表明:①酸耐热菌主要代谢产物为愈创木2,6-二

    The results showed that:1. The main metabolites of Alicyclobacillus acidoterrestris were guaiacol and 2,6-dibromophenol;

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  • 乙醇溶剂碘化钠催化剂,由金属对苯二丁烷合成了1 ,4 -二氧基苯。

    With ethyl alcohol as solvent and sodium iodide as catalyst, 1,4-dibutoxybenzene was synthesized from metal sodium, hydroquinone and n-butyl bromide.

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  • a过氧化原料,采用均相催化反应技术合成四a工艺

    The new preparation process of tetrabromobisphenol - a with bisphenol - a, bromine and hydrogen peroxide as raw materials by a heterogeneous catalyst reaction has been introduced in this paper.

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  • 氧基苯乙酮醋酸催化下以高产合成

    Phenoxyacetophenone could be prepared from potassium phenolate and m bromoacetophenone via Ullmann reaction catalyzed by copper acetate in high yields.

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  • 三光气(BTC)a (TBBPA)原料界面缩聚合成了高分子量四a聚碳酸酯。

    Tetrabromobisphenol-A polycarbonate (TBBPA-PC) was synthesized by interfacial polymerization with triphosgene (BTC) and tetrabromobisphenol a (TBBPA) as raw materials.

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  • 目的建立测定帕马原料帕马片中帕马含量的反高效液相色谱法(RP - HPLC)。

    Aim: to establish a method of the opposition highly effective liquid phase chromatography (RP-HPLC) to examine pamabrom content in the pamabrom raw material and acetaminophen and pamabrom tablets.

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  • 本文研究-甲基百里香蓝-化十六烷基三甲基三元络合物光度测定反应条件络合物组成

    In this paper the condition and composition of the ternary complex for determination of cadmium with Cd-methyl thymol blue-cetyl trimethyl ammonium bromide have been put forward.

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  • 目的探讨新型麻醉剂咪唑安定异丙、维库容量全肺灌洗术(WLL)中的应用效果

    Objective: To observe the effect of the new-type anesthetic Midazolam, propofol, vecuronium bromide during the process of whole-lung lavage (WLL).

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  • 通过几种方法相互验证,确定这种阻燃剂结构为四S双(2 ,3-二丙基)醚,复杂未知化合物的鉴定提供有益借鉴

    Several methods are proofed with one another. This compound I is tetrabromobisphends-bis (2, 3-dibromopropyl) ether, which provides a useful reference to resolution of complicated unknown compounds.

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  • 本文主要研究了由双A 化制得四A合成工艺

    Our study is intended to obtain some Information about synthesis technology of tetrabromobisphenol A.

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  • 愈创木为起始原料,采用各种不同催化剂缩合制备得到邻甲氧基二苯研究了、催化剂、反应温度、反应时间加料方式各种因素反应影响

    Methoxydiphenyl ether was synthesized from guaiacol by using various catalysts and bases. The influences of base, catalyst, temperature, time and the way of feeding on the reaction were studied.

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  • 愈创木为起始原料,采用各种不同催化剂缩合制备得到邻甲氧基二苯研究了、催化剂、反应温度、反应时间加料方式各种因素反应影响

    Methoxydiphenyl ether was synthesized from guaiacol by using various catalysts and bases. The influences of base, catalyst, temperature, time and the way of feeding on the reaction were studied.

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