methoxymethane

• ChemBase ID: 127077
• Molecular Formular: C2H6O
• Molecular Mass: 46.06844
• Monoisotopic Mass: 46.04186481
• SMILES: COC
• Canonical SMILES: COC
• InChI: InChI=1S/C2H6O/c1-3-2/h1-2H3
• InChIKey: LCGLNKUTAGEVQW-UHFFFAOYSA-N

NAMES AND DATABASE IDS

Names

• IUPAC name: methoxymethane
• IUPAC Systematic name: Methoxymethane
• IUPAC Traditional name: methyl ether
• Synonyms: Demeon; Dimethyl oxide; Dymel A; Methyl ether; Wood?ether; Dimethyl ether; Dimethyl ether; 甲醚; 二甲醚

Database IDs

• CAS Number: 115-10-6
• EC Number: 204-065-8
• MDL Number: MFCD00008494
• Beilstein Number: 1730743
• PubChem SID: 24857771; 162221400
• PubChem CID: 8254
• CHEBI ID: 28887
• CHEMBL: 119178
• Chemspider ID: 7956
• KEGG ID: C11144
• MeSH Name: Dimethyl+ether
• Unique Ingredient Identifier: AM13FS69BX
• Wikipedia Title: Dimethyl_ether

CALCULATED PROPERTIES

• H Acceptors: 1
• H Donor: 0
• LogD (pH = 5.5): 0.12454943
• LogD (pH = 7.4): 0.12454943
• Log P: 0.12454943
• Molar Refractivity: 13.0125 cm^3
• Polarizability: 5.1077914 Å^3
• Polar Surface Area: 9.23 Å^2
• Rotatable Bonds: 0
• Lipinski's Rule of Five: true

PROPERTIES

Physical Property

• Solubility: 71 g dm^-3 (at 20 °C) in water
• Apperance: Colourless gas
• Melting Point: -141 °C(lit.); -141.15°C (132K)
• Boiling Point: -24.15°C (249K); -24.8 °C(lit.)
• Flash Point: -41 °C; -41.8 °F
• Auto Ignition Point: 350 °C; 662 °F
• Density: 1.97 g cm^-3
• Vapor Pressure: >100 kPa; >760 mmHg ( 25 °C)
• Vapor Density: 1.62 (vs air)
• Partition Coefficient: 0.022
• Dipole Moment: 1.30 D
• Odor: Typical
• Heat Capacity: 65.57 J K^-1 mol^-1
• Std enthalpy of combustion: -1.4604 MJ mol^-1
• Std enthalpy of formation: -184.1 kJ mol^-1

Safety Information

• RTECS: PM4780000
• European Hazard Symbols: Highly flammable (F+)
• UN Number: 1033
• German water hazard class: 3
• Hazard Class: 2.1
• Risk Statements: 12; R12
• Safety Statements: 9-16-33; S2, S9, S16, S33
• EU Index: 603-019-00-8
• GHS Pictograms: GHS flame; GHS02; GHS04
• GHS Signal Word: Danger
• NFPA704:
  

  4

  1

  1
• Explode Limits: 27 %; 27%
• GHS Hazard statements: 220; H220-H280
• GHS Precautionary statements: 210, 410+403; P210-P410 + P403
• Personal Protective Equipment: Eyeshields, Faceshields, full-face respirator (US), Gloves, multi-purpose combination respirator cartridge (US); Eyeshields, Faceshields, Gloves, half-mask respirator (US), multi-purpose combination respirator cartridge (US)
• RID/ADR: UN 1033 2.1

Product Information

• Purity: ≥99%; ≥99.8%; ≥99.9% (GC)
• Grade: puriss.
• Impurities: ≤0.02% water
• Linear Formula: (CH3)2O

DETAILS

Sigma Aldrich - 295299

Packaging
1 kg in Sure-Pac™
100, 400 g in Sure-Pac™
Recommended products
Brass hose adapter Z146811 or brass body mini gas regulator Z513539 is recommended.

Sigma Aldrich - 86274

Packaging
Cylinder with ~8 kg net

Sigma Aldrich - 38911

Other Notes
Sales restrictions may apply
Packaging
pressure tin with 250 mL (net ~150 g)

Sigma Aldrich - 38912

Other Notes
Sales restrictions may apply
Packaging
Cylinder with net ~1.2 kg

Sigma Aldrich - 38914

Other Notes
Sales restrictions may apply
Packaging
Cylinder with net ~4 kg