Methanol

CH4OCAS 67-56-132.04 g/mol

OH
Alcohol

Properties

Molecular formula
CH4O
Molar mass
32.04 g/mol
Exact mass
32.0262 Da
Density
0.81 g/mL (at 0 °C)
Melting point
−97.8 °C
Boiling point
64.7 °C
pKa
15.3
Flash point
9.7 °C (closed cup)
Water solubility
miscible (25 °C)
logP
-0.39Crippen estimate
Polar surface area
20.2 Ų
H-bond donors / acceptors
1 / 1
Rotatable bonds
0

Hazards

Danger
Flammable (GHS02)Acute Toxic (GHS06)Health Hazard (GHS08)

Harmonised EU classification (CLP Annex VI), via PubChem.

Precautionary statements

P210, P233, P240, P241, P242, P243, P260, P261, P262, P264, P270, P271, P280, P301+P316, P302+P352, P303+P361+P353, P304+P340, P308+P316, P316, P321, P330, P361+P364, P370+P378, P403+P233, P403+P235, P405, P501

Identifiers

CAS number
67-56-1
SMILES
CO
InChIKey
OKKJLVBELUTLKV-UHFFFAOYSA-N
InChI
InChI=1S/CH4O/c1-2/h2H,1H3

Weigh it out

Type any one amount. The others follow from the molar mass and density.

Names and synonyms

11 names
  • Carbinol
  • Methyl alcohol
  • Methyl hydroxide
  • Monohydroxymethane
  • Wood alcohol
  • Methylol
  • Bieleski's solution
  • Methanol cluster
  • Solutions, bieleski's
  • NSC 85232
  • Nuclear

Safety data sheets

5 stored sheets list this compound in section 3, matched by the CAS number 67-56-1. Each row opens the sheet with its composition and PDF.

Open in the SDS library

Work with Methanol

Stereoisomers, salts and isotopologues

The same compound in another form: other stereochemistry, a salt or hydrate, the free acid or base, or an isotope-labelled version.

Similar compounds

Tanimoto similarity of circular fingerprints over the whole catalogue. All similar compounds

Elsewhere