diethyl的例句大全

To develop a synthetic route of 4 ( N, N dimethylamino) butanal diethyl acetal.

[目的]探讨4-（N，N-二甲胺基）丁醛缩二乙醇的合成路线。

Synthesis of 4-( N, N-Dimethylamino) butanal Diethyl Acetal by Grignard Reaction

格氏反应合成4-（N，N-二甲胺基）丁醛缩二乙醇

Synthesis of 3 Butoxy 4 Amino Benzoic Acid β Diethyl aminoethyl Monohydrochloride

3-丁氧基-4-氨基苯甲酸-β-二乙氨基乙酯单盐酸盐的合成

This flavour is synthesized by the ester interchange using diethyl oxalate and relative alcohol as materials.

这些香料都是以草酸二乙酯与相应的醇为原料，通过酯交换反应来合成的。

Sodium diethyl oxalacetate was prepared by Claisen condensation with acetic and oxalic acid esters.

以乙酸乙酯和草酸二乙酯为原料，经交叉Claisen酯缩合反应合成钠代草酰乙酸乙酯。

Synthesis of Methyl Isopropyl Ketone and Diethyl Ketone on ZrO_2/ MnO_x/ ZnO Catalyst

ZrO2/MnO x/ZnO催化剂上合成甲基异丙基酮和二乙基酮

Synthesis of 3-Methyl amino-1-phenylpropyl Alcohol It is also known that sodium ethylate and diethyl phenylmalonate interact together to give ethyl Phenylacetate and diethyl carbonate.

3-甲胺基-1-苯基丙醇的合成新工艺众所周知，乙醇纳和二乙基苯基丙二酸酯反应可以得到乙基乙酸苯酯和二乙基碳酸酯。

Through nitrosation , hydrogenate reducion, and acylate three steps, the yield surpass 80 % for the diethyl malonate.

收率相对于丙二酸二乙酯达到了80%以上.

A new technology for preparation of Ethoprophos Diethyl Dithiophosphoric acid , Propance Bromide and Dimethylamine was introduced.

介绍了以硫磷酸为原料,与溴丙烷、二甲胺反应合成丙线磷的新工艺.

Objective To verify the reliability of three methods with comparison between the Arsenical spot method ( rapid method), Silver diethyl dithiocarbamate method ( DDCAg method) and atomic absorption sepectrophotometry ( GF AAS method) for determination of arsenic ( As).

目的比对砷斑法（速测法）、二乙氨基二硫代甲酸银分光光度法（DDCAg法）、石墨炉原子吸收法（GF-AAS法）3种饮水砷含量测定方法的可靠性。

Mixed Proton Electrolyte of Acetic Acid Containing Boron Trifluoride Diethyl Etherate

乙酸-三氟化硼乙醚混合质子电解质

With diethyl malonate as the extractant, the condition of extracting gold the electronic scrap was studied.

研究了采用萃取剂丙二酸二乙酯回收电子废弃物中金的方法.

Preparation of Nano Solid Superacid SO_4~ ( 2-)/ ZnFe_2O_4 and Catalyzed Synthesis of Diethyl Sebacate

纳米复合固体超强酸SO4~（2-）/ZnFe2O4的制备与催化合成癸二酸二乙酯的研究

Study on Synthesis of diethyl sebacate with solid superacid catalyst so_4~ ( 2-)/ fe_2o_3-tio_2

固体超强酸SO4~（2-）/Fe2O3-TiO2催化合成癸二酸二乙酯的研究

Changes of IR group vibrational frequency in the blends of diethyl silicone and sebacate were studied in this paper.

研究了乙基硅油与癸二酸酯调和油的IR基团振动频率的变化，发现乙基硅油与癸二酸酯间存在着相互作用。

Synthesis of Diethyl Malonate by Carbonylation under Solid-Liquid Phase Transfer Conditions

固-液相转移催化羰基化合成丙二酸二乙酯

METHODS: The compound was synthesized from diethyl malonate in 4 steps.

方法：以丙二酸二乙酯为原料，途经加成、保护、脱乙氧羰基和还原等4步反应合成（2）。

Synthesis of Diethyl Malonate Catalyzed by Ferric Sulfate under Microwave Irradiation

微波辐射硫酸铁催化合成丙二酸二乙酯的研究

The extraction of gold from electronic scrap with diethyl malonate

丙二酸二乙酯萃取电子废弃物中的金

Research on the Method for Determination of Diethyl Ketone in the air in a Workplace by Gas Chromatography

工作场所空气中二乙基甲酮气相色谱测定方法的研究