您要查找的是不是:
- hydroxy coumarin 羟基香豆素
- Study on coumarin derivative lasing dyes[J]. 引用该论文 何斌;程铸生.
- 7 - hydroxy - 4 - methyl coumarin 7-羟基-4-甲基香豆素
- 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。
- 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。
- The structural identification of natural products by using UV spectrometry was reviewed including flavones, anthrquinone, saponins, and coumarin. 摘要综述了紫外光谱法在天然产物黄酮类、蒽醌衍生物、皂甙以及香豆素类化合物结构测定中的应用。
- A Primary Study on Coumarin Component in the Stems and Leaves of Rubus corchorifolius L. F. 山莓茎叶香豆素成分的初步研究。
- Objective To develop a method for separation and determination of safrole and 6-methyl coumarin in cosmetics by GC-MS. 目的研究建立用气相色谱-质谱联用法测定化妆品中黄樟素、6-甲基香豆素的方法。
- They added a small amount of the fluorescent dye coumarin to the emitter material tris (8-hydroxy-quinoline) aluminum. 他们在发光材料三(8?羟基口喹啉)化铝里,加入了少量的萤光染料香豆素。
- 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
- The electroreduction behaviour of coumarin and its derivatives in DMSO was studied by using cyclic voltammetry. 采用循环伏安法对香豆素及其衍生物的电还原进行研究;
- Absorption spectra of three novel coumarin sensitizer incorporate benzylidene cyclopentanone moiety were studied. 比较研究了三种含苄叉环戊酮基团的新型香豆素类光敏染料。
- Researchers have identified six coumarin derivatives that exert antispasmodic and vasodilatory effects. 研究人员发现,造成六名香豆素衍生物、安神扩血管效应。
- 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。
- There is little to no coumarin in "true" or Ceylon cinnamon (C. zeylanicum), but Dr. 而食用“真”肉桂,或者说锡兰肉桂时,这种影响就几乎不存在了。
- 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;
- The chemical raw materials such as 2-Nitrobenzaldehyde and 4-Hydroxy Coumarin are also within the production range. 并生产医药化工原料邻硝基苯甲醛及4-羟基香豆素。
- 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。