Dimethyl ether

CAS No.: 115-10-6
Synonyms:
Formula: C2H6O
Exact Mass: 46.04190
Molecular Weight: 46.06840
PSA: 9.23000
LogP: 0.26260
Description Feedback
Dimethyl ether (DME), also known as methoxymethane, is the organic compound with the formula CH3OCH3, simplified to C2H6O. The simplest ether, it is a colorless gas that is a useful precursor to other organic compounds and an aerosol propellant and is being studied as a future energy option. It is an isomer of ethanol.

Properties Feedback
Appearance & Physical State:colourless gas
Density:0.678 g/cm3
Melting Point:-138.5ºC
Boiling Point:-22ºC
Flash Point:-41ºC
Water Solubility:soluble
Stability:Stable. Extremely flammable. Note low flash point. May form explosive mixtures with air. May form peroxides during prolonged storage.
Vapor Pressure:>760 mm Hg ( 25 °C)
Vapor Density:1.62 (vs air)

Safety Info Feedback
Symbol:
GHS02

GHS04
Sign:Danger
hazard declaration:H220; H280
hazard declaration add:
waring notice:P210; P377; P381; P410 + P403
RTECS:PM4780000
Hazard Class:2.1
Safety Statements:S9-S16-S33
HS Code:2909191000
WGK Germany:1
RIDADR:UN 1033
Risk Statements:R12
Hazard Codes:F+

GC Analytical Method Total: 13 GC Analytical Method
Kovats' RI, non-polar column, isothermal [Detail]
Column type Active phase Temperature (C) Retention Index (I) Reference
Packed Squalane 50. 323. Becerra, Sánchez, et al., 1982
Kovats' RI, non-polar column, isothermal [Detail]
Column type Active phase Temperature (C) Retention Index (I) Reference
Packed Squalane 50. 325. Becerra, Sánchez, et al., 1982
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MSDS
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Synthesis Route Total: 399 Synthesis Route
 
67-56-1
15294-11-8
~99%
115-10-6
View Detail
 
67-56-1
201230-82-2
74-88-4
~98%
115-10-6
View Detail

Precursor and Product