Diethyl maleate
Product name: Diethyl maleate
CAS RN: 141-05-9
Molecular formula: C8H12O4
Molecular weight: 172.1785
Physical properties: density 1.064; melting point -10°C; boiling point 225°C; refractive index 1.438-1.442; flash point 93°C; water-solubility insoluble
Reference Quality Index
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Item
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Index
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|
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Top grade
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Qualified product
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|
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Appearance
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Colorless transparent oily liquid
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Colorless transparent oily liquid
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DEM content%
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99.0 min
|
97.0~99.0
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DEF content (GC)%
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1.0max
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3.0max
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Acid value (mg KOH/g)
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0.1 max
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0.1 max
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Chroma (APHA)
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30max
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30max
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|
Moisture%
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0.1 max
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0.1 max
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Uses: Used as a pesticide intermediate, used in the preparation of organic phosphorus pesticide malathion, but also used in the production of perfume solvents, insecticides, polymer monomers, plastic additives.
