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- A variety anthraquinone azo dyes have been synthesized by coupling 1 -aminoanthraquinone with 2 - hydroxy - 3 - naphthanilides. 高产率地合成了一系列1-氨基蒽醌与2-羟基-3-氨替酰氨萘酚(色酚)的偶氮染料,对其进行了元素分析、红外光谱表征。
- Flavonoids and Anthraquinone from Dioscorea bulbifera L. 黄独中的黄酮和蒽醌类化学成分的研究。
- A new method for determining anthraquinone of Cassia obtusifolia L. 提出了三氯化钛-分光光度法测定决明子中总蒽醌含量的新方法。
- Under optimum conditions, yield of anthraquinone reached 82. 5%. 在优化的实验条件下,获得了82.5%25的收率。
- They contain one or more functional group such as amide, hydroxy, or carboxy. 它们含有一个或多个功能团如:氨基、羟基、羧基。
- The substance was identified as 22 hydroxy 23, 24 bisnorchol 4 ene 3 one. 待鉴定产物为 2 0 羟基 2 3,2 4 二降胆 4 烯 3 酮。
- The hydroxy proline contents were measured with the chloramine T method. 采用氯胺T法测定羟脯氨酸含量,为心肌胶原总含量。
- Anthraquinone dyestuff occapies an important place in the textile industry. 蒽醌染料在纺织工业中占有重要的位置。
- In this paper, the preparation of hydroxy ethyl chitosan sulfate was studied. 研究了磺化羟乙基壳聚糖的制备方法。
- Conclusion The difference of the anthraquinone content in these samples is ... 结论宁夏各地产不同生长期的地骨皮药材中总蒽醌含量有较大差异。
- 1 - amino 2 4 - hydroxy - 2 - ( 6 - hydroxyhexoxy) anthraquinone 1-氨基-4-羟基-2-(6-羟基己氧基)蒽醌
- An anhydride formed by the removal of a water molecule from the hydroxyl and carboxyl radicals of hydroxy acids. 内酯一种通过从酸的羧基中除去一个水分子而形成的脱水物
- Determination of Anthraquinone by Titanium Trichloride-Spectrophotometry in Cassia obtusifolia L. 三氯化钛-分光光度法测定决明子蒽醌。
- Study on Flavonoids Extraction and Function of Scavenging Hydroxy Free Radical from Lespeda. Dunnii. 春花胡枝子黄酮类化合物的提取及清除羟自由基作用的研究。
- Study on the Analgesic and Antipyretic Action of Total Anthraquinone of Rubia Cordifolia L. 茜草总蒽醌的解热镇痛作用。
- The Inducing Diarrhea Effects and its Mechanisms of Anthraquinon from Rheum palmatum L. 大黄蒽醌致泻作用及其机理的初步研究。
- A method for the colorimetric determination of anthraquinone (AQ) in black liquors from soda-AQ pulping of wheat straw is described. 本文阐述用比色法测定麦草烧碱蒽醌法黑液中残留蒽醌。
- RT-PCR discove r ed mRNA of NSE(neuron specific enolase),Nurr1,Ptx3,Lmx1b and Tyrosine hydroxy lase(TH)were positive. RT-PCR结果显示NSE(neuron specificenolase)、Nurr1、Ptx3、Lmx1b和TH的mRNA均有表达;
- In vitro, anthraquinone or glycosides of anthraquinone from Rheum palmatum L. had no action on the activity of pepsin. 体外实验结果显示,无论是大黄游离蒽醌或是结合型蒽醌对胃蛋白酶的活性均无明显影响。
- The forth step is to synthesize 5- hydroxy -5- methyl- 3,4- diphenylisoxazoline. 合成4-(5-甲基-3-苯基异?f唑-4-基)苯磺酰胺是重要的步骤,对其合成方法进行了对比。 采用反应5h的方法进行合成。