809942 Sigma-Aldrich

Dimethyl carbonate

≥99.9%, acid <10 ppm, H2O <10 ppm

Synonym: Carbonic acid dimethyl ester, DMC, dimethyl ester



Related Categories Alternative Energy, Battery Electrolyte Materials, Electrolytes, Lithium-Ion Batteries, Materials Science,
vapor density   3.1 (vs air)
vapor pressure   18 mmHg ( 21.1 °C)
assay   ≥99.9%
form   liquid
refractive index   n20/D 1.368 (lit.)
bp   90 °C(lit.)
mp   2-4 °C (lit.)
density   1.069 g/mL at 25 °C (lit.)



Alkyl carbonates find applications as solvents for lithium ion battery electrolytes and the use of high quality battery grade electrolytes having extremely low water (<10 ppm) and acid (<10 ppm) contents are critical for achieving high electrochemical performance.


25 g in glass bottle

Other Notes

• These additives have low water content (less than 100 ppm).
• Please handle under inert and moisture free environment (glove box).
• Keep containers tightly closed.
• Keep away from heat and ignition sources.
• Store in a cool and dry place.
• Avoid storing together with oxidizers.

Legal Information

Product of Ube Industries Ltd.

Safety & Documentation

Safety Information

UN1161 - class 3 - PG 2 - Dimethyl carbonate


Certificate of Analysis

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Certificate of Origin

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Protocols & Articles


Electrolyte Reagents for Lithium-Ion Batteries

Introduction Battery grade electrolytes Solvents and additives Preparation of customized battery grade electrolyte solutions Materials References
Dr. Koji Abe
Advanced Energy Materials R&D Center, Chemicals Company, UBE Industries, Ltd.
Keywords: Acid value, Industries, Solvents

Ionic Liquids Based Electrolytes for Rechargeable Batteries

1AB Systems Inc., 2458 Embarcadero Way, Palo Alto, California 94303, USA 2College of Electronic Engineering and Automation, Shandong University of Science and Technology, 266590, Qingdao, China 3Depa...
Meng-Chang Lin,1,2* Hui Chen,2 and Hongjie Dai3*
Material Matters, 2018, 13.1
Keywords: Alkylations, Catalysis, Deposition, Diffusion, Electrochemical analysis, Environmental, Ligands, Mass spectrometry, Melting, Metathesis, Nanomaterials, Oxidations, Photovoltaics, Redox Reactions, Reductions, Separation, Solvents

Nanostructured Olivine-based Cathode Materials for Lithium-ion Batteries

Vishwanathan Ramar and Palani Balaya* Department of Mechanical Engineering National University of Singapore, Singapore-117576 *Email:
Vishwanathan Ramar, Palani Balaya
Material Matters, 2016, 11.1, 23
Keywords: Diffraction, Microscopy, Nanomaterials, Oxidations, Redox Reactions, Reductions, Renewable energy, Scanning electron microscopy, Solvents, Substitutions, Transmission electron microscopy, X-Ray diffraction

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