Diethyl glutarate was synthesized using glutaric anhydride and ethanol, which were separated from dicarboxylic acid, as raw material, heteropoly acid as catalyst.

  • 以从二羧酸中分离出的戊二酸酐和乙醇为原料,用杂多酸为催化剂,合成了戊二酸二乙酯。
  • 来源:互联网摘选更新时间:2025-01-20 12:36:06

  • 重点词汇
  • usingv.使用( use的现在分词 );利用;耗费;吸(毒);
  • diethyladj.二乙基的;
  • acidadj.酸味的;尖刻的;酸的;酸性的;
  • materialn.(某一活动所需的)材料;原料;素材;布料;节目
  • whichpron.哪一个;(…的)那个;
  • synthesizedv.综合( synthesize的过去式和过去分词 );人工合成;(通过化学手段或生物过程)合成;(音响)合成;
  • were be的过去时复数和第二人称单数形式;有时代替 was,用于条件从句、动词 wish 之后等;
  • catalystn.<化>触媒,催化剂;〈比喻〉触发因素;促进因素;〈口〉有感染力的人;
  • asadv. 同样地,一样地;例如;
  • separatedadj.分开的;
  • 相关例句
1、

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

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2、

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

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3、

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

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4、

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

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5、

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)。

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6、

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

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7、

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。

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8、

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

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9、

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

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10、

Stigma maydis is of both obviously pharmacological value and certain character of dietetic treatment, hence it possesses broadly the prospect of study and development.

玉米须既有明显的药理价值,又具备一定的食疗特征,具有广阔的研究与开发前景。

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11、

It is the extant and earliest monograph on dietetic treatment.

这是现存最早的专着和饮食治疗。

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12、

Clinical study on dietetic treatment of high protein noodles for hypertensives, patients of high blood fat and diabetics

高蛋白食疗面条对高血压高血脂及糖尿病的临床研究

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13、

When the course of the disease extends, the dietetic treatment knowledge of patients is also broadened.

随着病程的延长,患者的饮食治疗知识也增长。

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14、

Dietetic treatment of 33 cases with chronic hepatitis by Ant jelly were reported.

本文报告采用蚊王浆食疗33例慢性肝炎患者。

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15、

A preliminary observation on dietetic treatment of chronic hepatitis by ant jelly

蚁王浆对慢性肝炎食疗效果的初步观察

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16、

Effect of Dietetic Treatment on Coronary Heart Disease

饮食治疗冠心病疗效观察

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17、

Methods 100 patients with Type 2 DM were assessed about their mistake on dietetic therapy by" questionnaire of dietetic therapy knowledge"( self-designed). Then the education on dietetic therapy and evaluation of educational effect were implemented.

方法采用自行设计的饮食治疗知识调查表,评价100例住院2型糖尿病患者饮食治疗存在的误区,并实施饮食护理教育、评价教育干预效果。

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18、

Health preserving with food and dietetic therapy are the important part of Traditional Chinese Medicine, which have very long history and luxuriant content.

食养食疗,是我国传统医药宝库的重要组成部分,具有悠久的历史和极为丰富的内容。

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19、

Objective: To explore the correlation between nursing intervention and the complying with dietetic therapy in diabetic outpatients.

目的探讨护理干预对提高门诊糖尿病病人饮食治疗顺从性的关系。

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20、

Conclusion: It is highly important that effective nursing intervention in dietetic therapy in diabetic outpatients.

结论有效的护理干预对门诊糖尿病病人饮食治疗具有重要的临床意义。

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