马来酸二乙酯 (CAS No.141-05-9)
- 物化性质
- 无色透明液体，能与多种有机溶剂混溶，在苯和氯仿中部分溶解，30℃时在水中溶解1.4%，水在马来酸二乙酯中溶解1.9%。与88.2%的水形成共沸混合物，共沸点99.65℃。密度约1.064 g/cm³（20℃），沸点约225℃，闪点约93℃（闭杯）。
- 纯度
- ≥99%
- 外观
- 无色透明液体
- 沸点
- 约225℃
- 闪点
- 约93℃（闭杯）
English description（英文原文，共 1034 字符）
Product Name:Diethyl maleate
English Name:Diethyl maleate
CAS No.:141-05-9
Aliases:Diethyl (2Z)-2-butenedioate, Ethyl maleate, Diethyl cis-2-butenedioate
Molecular Formula:C8H12O4
Physical Properties:Colorless transparent liquid. Miscible with many organic solvents; partially soluble in benzene and chloroform. Solubility in water is 1.4% at 30°C, and water solubility in diethyl maleate is 1.9%. Forms an azeotropic mixture with 88.2% water, boiling at 99.65°C. Density approximately 1.064 g/cm³ at 20°C, boiling point approximately 225°C, flash point approximately 93°C (closed cup).
Uses:Used as a plasticizer, preservative for fats and oils, and in organic synthesis. It is mainly an intermediate for the production of the organophosphorus pesticide malathion, and can also be used in the manufacture of fragrances.
Technical Specifications:
Purity: ≥99%
Appearance: Colorless transparent liquid
Density (20°C): approximately 1.064 g/cm³
Boiling point: approximately 225°C
Flash point: approximately 93°C (closed cup)
English Name:Diethyl maleate
CAS No.:141-05-9
Aliases:Diethyl (2Z)-2-butenedioate, Ethyl maleate, Diethyl cis-2-butenedioate
Molecular Formula:C8H12O4
Physical Properties:Colorless transparent liquid. Miscible with many organic solvents; partially soluble in benzene and chloroform. Solubility in water is 1.4% at 30°C, and water solubility in diethyl maleate is 1.9%. Forms an azeotropic mixture with 88.2% water, boiling at 99.65°C. Density approximately 1.064 g/cm³ at 20°C, boiling point approximately 225°C, flash point approximately 93°C (closed cup).
Uses:Used as a plasticizer, preservative for fats and oils, and in organic synthesis. It is mainly an intermediate for the production of the organophosphorus pesticide malathion, and can also be used in the manufacture of fragrances.
Technical Specifications:
Purity: ≥99%
Appearance: Colorless transparent liquid
Density (20°C): approximately 1.064 g/cm³
Boiling point: approximately 225°C
Flash point: approximately 93°C (closed cup)
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常见问题
- 马来酸二乙酯的 CAS 号是多少？
- 马来酸二乙酯的 CAS 号是 141-05-9。
- 马来酸二乙酯的分子式和分子量是什么？
- 马来酸二乙酯的分子式为 C8H12O4。
- 马来酸二乙酯的英文名称是什么？
- 马来酸二乙酯的英文名称为 Diethyl maleate。
- 马来酸二乙酯还有哪些别名？
- 马来酸二乙酯又称 顺丁烯二酸二乙酯、失水苹果酸二乙酯、失水苹果酸乙酯。
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