Dimethyl Ether
IUPAC: methoxymethane
Plain text
Chemfused. (2026). Dimethyl Ether, CAS 115-10-6. Retrieved 2026-04-28 from https://chemfused.com/cas/115-10-6
BibTeX
@misc{chemfused-cas-115106,
title = {Dimethyl Ether, CAS 115-10-6},
author = {Chemfused},
year = {2026},
url = {https://chemfused.com/cas/115-10-6},
urldate = {2026-04-28}
}
Dimethyl Ether (CAS 115-10-6) is a chemical compound with molecular formula C2H6O and molecular weight 46.07 g/mol . GHS signal word: Danger. Hazard classifications: Flammable, Compressed Gas, Health Hazard.
What is Dimethyl Ether?
- Molecular Formula
- C2H6O
- Molecular Weight
- 46.07 g/mol
- Melting Point
- -217.3 °F (NTP, 1992)
- Boiling Point
- -8 °F at 760 mmHg (NTP, 1992)
- Density
- 0.724 at -12.46 °F (USCG, 1999) - Less dense than water; will float
- Solubility
- 1 vol water takes up 37 vol gas
Description
Dimethyl ether is an ether in which the oxygen atom is connected to two methyl groups.
Structure Identifiers
- SMILES
- COC
- InChI
- InChI=1S/C2H6O/c1-3-2/h1-2H3
- InChIKey
- LCGLNKUTAGEVQW-UHFFFAOYSA-N
Properties
Computed
Calculated molecular descriptors used in drug design and computational chemistry.
- Exact Mass
- 46.0419 Da
- XLogP
- 0.10
- TPSA
- 9.2 Ų
- H-Bond Donors
- 0
- H-Bond Acceptors
- 1
- Complexity
- 3
- Formal Charge
- 0
Experimental
Measured physical and chemical properties from experimental literature.
- Color / Form
- COLORLESS GAS @ USUAL TEMP, BUT EASILY CONDENSIBLE
- Odor
- Slight ethereal odor
- Vapor Pressure
- 2.128 mmHg (NTP, 1992)
- LogP
- log Kow = 0.10
- Decomposition
- When heated to decomposition it emits acrid smoke and irritating fumes.
- Other
- Burns with slightly luminous flame
Safety information
Signal Word
GHS Pictograms
GHS02
GHS04
GHS07
Hazard Statements
- H220 Extremely flammable gas
Precautionary Statements
- P210 Keep away from heat/sparks/open flames/hot surfaces - No smoking
- P222 Do not allow contact with air
- P261 Avoid breathing dust/fume/gas/mist/vapours/spray
- P271 Use only outdoors or in a well-ventilated area
- P280 Wear protective gloves/protective clothing/eye protection/face protection
- P304+P340 IF INHALED: Remove victim to fresh air and keep at rest in a position comfortable for breathing
- P377 Leaking gas fire - Do not extinguish unless leak can be stopped safely
- P381 Eliminate all ignition sources if safe to do so
- P403 Store in a well-ventilated place
- P403+P233 Store in a well-ventilated place. Keep container tightly closed
- P405 Store locked up
- P410+P403 Protect from sunlight. Store in a well-ventilated place
- P501 Dispose of contents/container to an approved waste disposal plant
Synonyms (65)
- OMe2
- Dymel
- M0224
- UN1033
- (CH3)2O
- Dymel A
- Q408050
- UN 1033
- 115-10-6
- Demeon D
- HSDB 354
- 204-065-8
- CH3-O-CH3
- AM13FS69BX
- NS00002398
- SCHEMBL867
- SCHEMBL868
- Wood ether
- 157621-61-9
- CHEBI:28887
- methylether
- CHEMBL119178
- DTXCID106937
- EC 204-065-8
- Methyl ether
- Methyl oxide
- MFCD00008494
- RefChem:6420
- AKOS015915866
- Dimehtylether
- dimethylether
- DTXSID8026937
- Ether, methyl
- Oxybismethane
- SCHEMBL121690
- SCHEMBL289906
- SCHEMBL319527
- SCHEMBL644160
- DIMETHYL ETHER
- Dimethyl oxide
- Methoxymethane
- Ether, dimethyl
- monomethylether
- oxybis(methane)
- SCHEMBL13088431
- SCHEMBL29625179
- UNII-AM13FS69BX
- EINECS 204-065-8
- Methane, oxybis-
- monomethyl ether
Show 15 more names Show fewer names
- mono methyl ether
- 1,1'-OXYBISMETHANE
- Dimethyl ether 99%
- DIMETHYL ETHER [MI]
- DIMETHYL ETHER [HSDB]
- Dimethyl ether, >=99%
- Methane, 1,1'-oxybis-
- DIMETHYL ETHER [MART.]
- DIMETHYL ETHER [VANDF]
- DIMETHYL ETHER [WHO-DD]
- Dimethyl ether, >=99.9%
- InChI=1/C2H6O/c1-3-2/h1-2H
- Dimethyl ether, puriss., >=99.8%
- Dimethyl ether, puriss., >=99.9% (GC)
- Dimethyl ether [UN1033] [Flammable gas]
Frequently asked questions
What is the CAS number of Dimethyl Ether?
The CAS Registry Number for Dimethyl Ether is 115-10-6.
What is the IUPAC name of Dimethyl Ether?
The IUPAC name of Dimethyl Ether is methoxymethane.
What is the molecular formula of Dimethyl Ether?
Dimethyl Ether has the molecular formula C2H6O and a molecular weight of 46.07 g/mol.
What is the SMILES notation for Dimethyl Ether?
The SMILES notation for Dimethyl Ether is COC.
What is the melting point of Dimethyl Ether?
The melting point of Dimethyl Ether is -217.3 °F (NTP, 1992).
What is the boiling point of Dimethyl Ether?
The boiling point of Dimethyl Ether is -8 °F at 760 mmHg (NTP, 1992).
What is the density of Dimethyl Ether?
The density of Dimethyl Ether is 0.724 at -12.46 °F (USCG, 1999) - Less dense than water; will float.
How soluble is Dimethyl Ether?
Solubility of Dimethyl Ether: 1 vol water takes up 37 vol gas.
Is Dimethyl Ether hazardous?
Dimethyl Ether carries the following GHS hazard classifications: Flammable, Compressed Gas, Health Hazard. Signal word: Danger.
What are other names for Dimethyl Ether?
Dimethyl Ether is also known as (CH3)2O, 1,1'-OXYBISMETHANE, 115-10-6, 157621-61-9, 204-065-8.
Data sourced from PubChem CID 8254. Last updated .
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