芴字的意思

研究了一种简单而温和的合成芴醇的方法，可以选择性地获得9溴芴（9 BF）。

A simple and mild method for the synthesis of fluorenol was studied and 9 bromofluorene (9 BF) can be selectively obtained.

以重质洗油为原料，二甲苯为溶剂精制工业芴。

The technical fluorene has been refined from the heavy wash oil with xylene.

详细的考察了芴和苊在修饰滤纸上室温磷光条件。

The RTP condition of fluorene and acenaphthene on the bonded filter paper was examined in detail.

螺双芴衍生物在有机电致发光领域有重要的应用价值。

Recently, spirobifluorene have great significance in the field of OLED.

芴的固体表面荧光未曾观测到，原因有待于进一步研究。

The fluorescence of fluorene on both the solid surface were not observed which should need the further investigation.

本文研究了由菲醌合成9-羟基芴-9-甲酸到其溴代的过程。

This paper studies the synthesis of the Philippines from 9-hydroxy fluorene -9 - formic acid to its bromide process.

螺芴衍生物，发光元件用材料，发光元件，发光设备和电子设备。

Spirofluorene derivative, material for light-emitting element, light-emitting element, light-emitting device, and electronic device.

芴纯度的提高主要不是依赖苊、氧芴的去除，而是其它杂质的分离。

The improvement of the purity of fluorene is not dependent on the removal of acenaphthene and dibenzofuran, but dependent on the separation of other impurities.

研究了水分含量对氨基化钠裂解芴酮制备2-苯基苯甲酸胺收率的影响。

The effect of content of water on the yield of 2-phenylbenzmide by using sodium amide to cleave fluorenone was studied.

对应用于生物工程的萘、芴、芘、蒽、苊等稠环芳烃衍生物作了概括介绍。

The derivates of naphthalene, fluorene, pyrene, anthracene, acenaphthene and their application in biotechnology were reviewed.

本文应用CB PTM-5 毛细管柱，对工业芴中各组份含量进行测定。

Using the CBPTM-5 capillary column, the contents of various constituents in the industrial fluorene are determined.

用苯芴酮分光光度法测定脑塞通等9种治疗脑血管疾病中成药中锗的含量。

Determineted the content of Germannnnium in 9 kinds of Chinese tradition patent medicines by Benzfluorenone Spectrophotometric method.

芴是重要的有机化工原料，多从煤焦油的洗油馏份中提出，也可从蒽油中提出。

Fluorene is an important material in organic chemical industry. It is usually extracted from the washing oil or anthracene oil distillate of coal tar.

讨论了芴酮衍生物的电子亲合势、脂肪胺的电离势及其空间位阻对相互作用的影响。

The influence of electron affinity of nitrofluorenone derivatives, ionization potential of aliphatic amines and ste-ic hindrance on their interreactions have been discussed.

以重质洗油为原料，二甲苯为溶剂精制工业芴。试验选出最佳的工艺路线与操作条件。

The technical fluorene has been refined from the heavy wash oil with xylene. The optimum technological process and operation conditions are selected by the experiments.

目的探讨本芴醇衍生物LY980 5 0 3对肿瘤多药耐药的逆转作用及其作用机理。

AIM To investigate the reversing effect of LY980503 (a benflumetol derivative) on multidrug resistance of MCF/Dox cell line and its mechanism.

此外，有利于形成芴系和硫芴系列化合物的咸水还原环境，同样也有利于萘系化合物的保存。

In addition, salt water reduction environment advantageous to the formation of fluorene series and sulfur fluories compounds is also advantageous to the preservation of naphthalene series compounds.

本发明公开了一种新的芴衍生物、包含该芴衍生物的液晶组合物和采用该液晶组合物的光学膜。

Disclosed are a novel fluorene derivative, a liquid crystal composition comprising the same, and an optical film using the same liquid crystal composition.

而在实验中放射光谱所量测到的振动-电子能阶耦合经过计算证明是和两芴基间的单键震动模式有关。

The vibronic features in the PL spectra are shown to associate with the stretching of the connection bonds between fluorene units.

采用原料芴经硝化、还原反应得到2-氨基芴，再与一系列的芳香醛缩合得到相应的席夫碱类化合物。

The condensations of 2-aminofluorene with a series of aldehyde gave the corresponding schiff bases(a~h), and their structures were confirmed by IR, 1H NMR, MS and elemental analysis.

在芴与dbt的共聚物中，观察到了由于激子在低带隙单体DBT位置的捕获而产生的有效的能量转移。

In the copolymers of fluorene and DBT, the efficient energy transfer due to exciton trapping on narrow band-gap DBT sites has been observed.

以2，7-二溴芴酮为原料，在芴的9位引入三苯胺等芳香取代基代替烷基取代基，增加9位的稳定性。

Starting from 2,7-dibromofluorene, two aryl substituents were introduced to the 9position of fluorene to replace the commonly used alkyl groups to increase the stability of fluorene.

由于螺双芴非平面的结构特征，可对2，2’，7，7’-位进行修饰，设计合成具有独特功能的发光材料。

According to the non-planar structure of spirofluorene, the previous research has focused on the modify of 2,2', 7,7'-location.

芴酮衍生物作为电子传输材料在有机光导体(opc)器件上已投入使用，并且对它们的光电性能已有研究。

Fluorenone derivatives have been used as electron transporting materials in organic photo conductor (OPC) device and their electric and optical properties were studied.

结果提示抗青琥酯恶性疟原虫对苯芴醇无交叉抗性，青蒿琥酯与苯芴醇伍用在体外测定中具有一定增效作用；

The results suggested that the resistant isolates of P. falciparum have sign of crossing resistance to artemether and dihydroarteannuin, but have no cross-resistance to benflumetolum.

阐述了分别用金属氢化物、甲醛作还原剂将9-芴甲醛还原为9-芴甲醇的工艺，并对工艺技术进行了评价。

The tow processes of reducing 9-fluorenylformaldehyde to 9-fluorenyl-methanol are studied by using metal hydride and formaldehyde. The evaluation of the technics is given at last.

具有9，9-二（芴基）-2，7-芴基单元的有机场致发光聚合物及使用该聚合物制得的有机场致发光装置。

Organic electroluminescent polymer having 9,9-di(fluorenyl)-2,7-fluorenyl unit and organic electroluminescent device manufactured using the same.

HOMO和LUMO上电子云主要集中在主链芴环上，侧链上几乎没有电子云分布，与其它轨道相比电子流动性较强。

The electronic clouds focus on the main chain fluorene units but none on side ones on both HOMO and LUMO.

紫外和光致发光（PL）光谱表明，改性后的聚芴比均聚物聚（9，9-二己基芴）（PF6）具有抑制的链簇集行为。

UV and PL spectra showed that the adamantane modified polyfluorenes exhibited less chain aggregation in comparison with the homo-polymer poly(9,9-dihexylfluorene)(PF6).

紫外和光致发光（PL）光谱表明，改性后的聚芴比均聚物聚（9，9-二己基芴）（PF6）具有抑制的链簇集行为。

UV and PL spectra showed that the adamantane modified polyfluorenes exhibited less chain aggregation in comparison with the homo-polymer poly(9,9-dihexylfluorene)(PF6).