phenyl的例句大全

The different methods have been compared to synthesize a series of substituted phenyl ethylamine. The synthesis and technique have been studied preliminarily. The highest yield increased to 77.00%.

采用2种方法合成一系列取代苯乙胺，对取代苯乙胺的合成方法和工艺做了初步研究，提高了收率，最高收率达77.00%；

A novel substituent descriptor based on the 17 different physicochemical parameters about the electronic, hydrophobic and steric properties of substituents is used to describe the chemical structures of 22 cyclic ureas and 22 N, N-dimethyl-2-bromo ( substituted phenyl) ethylamine derivatives, respectively.

把取代基电性、立体及疏水性物化参数组合建立一种新取代基描述方法，对环尿素类和N，N-二甲基-2-溴苯乙胺类衍生物进行结构表征。

The flame retardant modification of polycarbonate ( PC) with methyl-phenyl silicone resin is studied.

采用苯基甲基硅树脂对聚碳酸酯（PC）进行阻燃改性。

Synthesis of styrene-p-( 4 ′-bromophenyl) phenyl methyl ketone

苯乙烯基-对-（4′-溴苯基）苯甲酮的合成

This invention relates to the manufacture of phenyl and phenyl ethyl malonic esters and more particularly to the manufacture of dialkyl phenylmalonates and compounds are useful as intermediates in the manufacture of medicinals.

本发明和苯基苯乙基丙二酸酯的生产有关，尤其是和二烷基苯基丙二酸酯的生产有关，它们在生产药品的过程作为中间体非常有用。

There are large amounts of phenyl hydroxyl groups and a-carbonyl available in the residual lignin of poplar APMP pulps by using' H-NMR spectra analysis.

对杨木APMP浆残余木质素进行了~1H NMR测定，结果表明，残余木质素结构中含有大量的对酚羟基基团和α羰基等结构。

chinese silvergrass is suitable as materials for producing fuel ethanol due to its high content of decomposable cellulose and hemicellulose, totally more than 80 percent, only 19 percent is unmanageable materials, such as phenyl compounds, lignin.

芒草含有80%以上的可降解的纤维素和半纤维素，仅含有19%的不被酸降解的苯环化合物，木质素，适于作为生产燃料乙醇的原料。

Using Chapman rearrangement to prepare N phenyl 2,6 dichloro aniline

应用Chapman重排制备N苯基2,6二氯苯胺

active components of copper-chromium oxide catalysts for hydrogenation of acetophenone to phenyl methyl carbinol

铜铬氧化物催化剂在苯乙酮加氢中的活性组成的研究

using multiple scavenger effects to investigate the radiolysis mechanism of cyclohexane and 4-methyl-4-phenyl-2-pentanone system

应用清除剂的多重效应研究环己烷和4-甲基-4-苯基-2-戊酮体系的辐解机理

synthesis of the optical active compound of r-2-hydroxy-4-phenyl ethyl butyrate

光学活性R-2-羟基-4-苯基丁酸乙酯的制备

Study on synthesis of 4-ethyl-4'-cyano-phenyl carboxylic ester

对乙基苯甲酸对氰基苯酚酯的合成研究

Synthesis and Promoting Cell Division Activity of Phenyl Urea Derivatives

苯基脲类衍生物的合成及其促细胞分裂活性

Six kinds of phenyl hydrazones were synthesized by the reaction of ice bath using aromatic diazonium salt and active methylene compounds.

在冰盐浴条件下，芳香族重氮盐与活泼亚甲基化合物反应，合成了六种新芳香族腙类衍生物。

Objective To observe the effects of 17 β estradiol on phenylephrine induced hypertrophy and expression of proto oncogene c fos in cultured neonatal rat cardiomyocytes.

目的利用体外培养的乳鼠心肌细胞，观察17β雌二醇（17βestradiol）对肾上腺素（phenylephrine）诱导的心肌细胞肥大及其原癌基因C Fos蛋白表达的影响。

The activity of ACE was measured by improved Kennedy assay, HYD activity was measured by Singer assay, and ACP activity was measured by di-sodium phenyl phosphate.

用Singer法测定HYD活性；采用磷酸苯二钠法检测ACP。

The carrier injection process of polymer light-emitting diodes ( PLEDs) with MEH-PPV ( poly [ 2-methoxy, 5-( 2-ethylhexoxy)-1,4-phenylene vinylene]) as the light-emitting layer, was investigated using impedance spectroscopy, capacitance-voltage ( C-V) and capacitance-frequency ( C-F) techniques.

采用交流阻抗谱，电容-电压，电容-频率等实验方法，研究了共轭高分子MEH-PPV（poly[2-methoxy，5-（2-ethylhexoxy）-1,4-phenylene vinylene]）发光二极管的载流子注入过程。

Improvement on the Synthesis of Flame Retardant 2-Carboxyethyl ( phenyl) phosphinic Acid

阻燃剂2-羧乙基苯基次磷酸的合成方法改进

Application of 2-carboxyethyl ( phenyl) phosphinic acid as phosphorus-containing flame-retardant on PET

阻燃剂2-羧乙基苯磷酸在阻燃聚酯中的应用

A method for determining the volatile components in yellow rice wine was studied. Total of 42 volatile components were identified with GC/ MS. Isoamyl alcohol, ethyl lactate and phenyl ethyl alcohol were quantitatively analyzed.

研究了黄酒香气成分的分析方法，通过GC／MS共鉴定到42种香气成分，对其中异戊醇、乳酸乙酯、β－苯乙醇进行定量分析。