Maleic acid dimethyl ester
Structural formula | ||||||||||||||||
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General | ||||||||||||||||
Surname | Maleic acid dimethyl ester | |||||||||||||||
other names |
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Molecular formula | C 6 H 8 O 4 | |||||||||||||||
Brief description |
colorless liquid |
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External identifiers / databases | ||||||||||||||||
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properties | ||||||||||||||||
Molar mass | 144.13 g mol −1 | |||||||||||||||
Physical state |
liquid |
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density |
1.16 g cm −3 |
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Melting point |
−18 ° C |
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boiling point |
201 ° C |
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Vapor pressure |
0.67 hPa (25 ° C) |
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solubility |
soluble in water (80 g l −1 at 25 ° C) |
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Refractive index |
1.441 (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 |
Maleic acid dimethyl ester is a chemical compound from the group of carboxylic acid esters and isomeric to fumaric acid dimethyl ester .
Extraction and presentation
Maleic acid dimethyl ester can be obtained by reacting maleic anhydride with methanol with an acid catalyst.
properties
Maleic acid dimethyl ester is a flammable, little volatile, colorless liquid that is soluble in water.
use
Maleic acid dimethyl ester is used as a component of the solvent-free coating compound as a protective layer for paper.
Related links
- Maleic acid diethyl ester , C 8 H 12 O 4
Individual evidence
- ↑ a b c d e f g h i j Entry on dimethyl maleate in the GESTIS substance database of the IFA , accessed on January 9, 2019(JavaScript required) .
- ↑ a b c data sheet Dimethyl maleate, 96% from Sigma-Aldrich , accessed on January 2, 2013 ( PDF ).
- ↑ Jonathan Clayden, Nick Greeves, Stuart Warren: Organic Chemistry . Oxford University Press, 2012, ISBN 0-19-927029-5 , pp. 679 ( limited preview in Google Book search).
- ↑ Werner Baumann, Herberg-Liedtke: Paper chemicals data and facts on environmental protection . Springer-Verlag, 2013, ISBN 978-3-642-58040-6 , pp. 305 ( limited preview in Google Book Search).