Diethyl fumarate
Structural formula | ||||||||||||||||
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General | ||||||||||||||||
Surname | Diethyl fumarate | |||||||||||||||
other names |
Diethyl fumarate |
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Molecular formula | C 8 H 12 O 4 | |||||||||||||||
Brief description |
light yellow liquid |
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External identifiers / databases | ||||||||||||||||
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properties | ||||||||||||||||
Molar mass | 172.18 g mol −1 | |||||||||||||||
Physical state |
liquid |
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density |
1.052 g cm −3 (25 ° C) |
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Melting point |
1-2 ° C |
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boiling point |
218-219 ° C |
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Vapor pressure |
250 Pa (25 ° C) |
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solubility |
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Refractive index |
1.44 (20 ° C) |
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safety instructions | ||||||||||||||||
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Toxicological data | ||||||||||||||||
As far as possible and customary, SI units are used. Unless otherwise noted, the data given apply to standard conditions . Refractive index: Na-D line , 20 ° C |
Diethyl fumarate is a chemical compound from the group of carboxylic acid esters .
Extraction and presentation
Fumarate can be obtained by esterification of fumaric acid with ethanol are obtained.
properties
The light yellow liquid is sparingly soluble in water, but soluble in acetone and chloroform .
use
Diethyl fumarate is used as an intermediate for plasticizers , flavorings and surface coatings. It is an important raw material and intermediate for the organic synthesis of pharmaceuticals, agrochemicals and dyes. Diethyl fumarate is used as a dienophile in Diels-Alder reactions . It is also used as a solvent in organic synthesis.
Individual evidence
- ↑ a b c d e f g h i j data sheet Diethyl fumarate, 98% from Sigma-Aldrich , accessed on December 16, 2018 ( PDF ).
- ↑ a b OECD: SIDS Initial Assessment Report , SIAM 4 Tokyo, 20-22 May 1996
- ↑ a b c data sheet Diethyl fumarate, 98% from AlfaAesar, accessed on December 16, 2018 ( PDF )(JavaScript required) .
- ↑ Entry on Diethyl fumarate in the Hazardous Substances Data Bank , accessed December 16, 2018.