Carbonic acid ethyl methyl ester

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Structural formula
Structural formula of carbonic acid ethyl methyl ester
General
Surname Carbonic acid ethyl methyl ester
other names
  • EMC
  • Ethyl methyl carbonate
Molecular formula C 4 H 8 O 3
Brief description

colorless liquid with a sweet odor

External identifiers / databases
CAS number 623-53-0
EC number 613-014-2
ECHA InfoCard 100.121.715
PubChem 522046
ChemSpider 455390
Wikidata Q15632858
properties
Molar mass 104.10 g mol −1
Physical state

liquid

density

1.01 g cm −3 (20 ° C)

Melting point

−14 ° C

boiling point

107 ° C (1016 hPa)

solubility
  • easily in water (47.1 g l −1 at 20 ° C)
  • easily in ethanol
Refractive index

1.378 (20 ° C)

safety instructions
GHS labeling of hazardous substances
02 - Highly / extremely flammable

danger

H and P phrases H: 225
P: 210-240-241-303 + 361 + 353-403 + 235-501
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

Carbonic acid ethyl methyl ester is an organic chemical compound . It is a highly flammable, colorless liquid .

In a mixture with ethylene carbonate or propylene carbonate , the compound is used in non-aqueous electrolyte solutions for lithium batteries and lithium-ion accumulators .

Individual evidence

  1. ↑ a b c d Entry on ethyl methyl carbonate in the GESTIS substance database of the IFA , accessed on January 20, 2020(JavaScript required) .
  2. ↑ a b c data sheet ethyl methyl carbonate from Sigma-Aldrich , accessed on June 18, 2013 ( PDF ).
  3. ↑ a b W. M. Haynes, David R. Lide, Thomas J. Bruno: CRC Handbook of Chemistry and Physics 2012–2013 . CRC Press, 2012, ISBN 978-1-4398-8049-4 , pp. 3–262 ( limited preview in Google Book search).
  4. ↑ Michael S. Ding, Kang Xu, T. Richard Jow: Liquid-Solid Phase Diagrams of Binary Carbonates for Lithium Batteries . In: Journal of The Electrochemical Society . tape 147 , no. 5 , January 5, 2000, pp. 1688-1694 , doi : 10.1149 / 1.1393419 .
  5. ↑ Chris K. Dyer, Patrick T. Moseley, Zempachi Ogumi, David AJ Rand, Bruno Scrosati : Encyclopedia of Electrochemical Power Sources . Newnes, 2013, ISBN 0-444-52745-1 , pp. 76 ( limited preview in Google Book search).
  6. ↑ George E Blomgren: Electrolytes for advanced batteries . In: Journal of Power Sources . tape 81-82 , September 1999, pp. 112-118 , doi : 10.1016 / S0378-7753 (99) 00188-3 .