Solvents - Oxygenated Available to Source

MIBC (methyl isobutyl carbinol; 4-methyl-2-pentanol)

CAS 108-11-2 · MF C6H14O · MW 102.17 g/mol · UN 2053 (METHYL ISOBUTYL CARBINOL)

Very common frother

SDS / TDS Download
CAS Number
108-11-2
Molecular Formula
C6H14O
Molecular Weight
102.17 g/mol
Material Family
Solvents - Oxygenated
Functional Roles
Physical Properties
melting_point
less than -130 u00b0F (USCG, 1999)
boiling_point
269.2 u00b0F at 760 mmHg (USCG, 1999)
density
0.807 at 68 u00b0F (USCG, 1999) - Less dense than water; will float
solubility
2 % (NIOSH, 2024)
vapor_pressure
3 mmHg (NIOSH, 2024)
flash_point
106 u00b0F (USCG, 1999)
GHS / SDS Safety Warning
Irritant Health Hazard Flammable
  • H315: Causes skin irritation [Warning Skin corrosion/irritation]
  • H335: May cause respiratory irritation [Warning Specific target organ toxicity, single exposure; Respiratory tract irritation]
  • H226: Flammable liquid and vapor [Warning Flammable liquids]
  • H226 (100%): Flammable liquid and vapor [Warning Flammable liquids]
  • H316: Causes mild skin irritation [Warning Skin corrosion/irritation]
  • H336: May cause drowsiness or dizziness [Warning Specific target organ toxicity, single exposure; Narcotic effects]
  • H332: Harmful if inhaled [Warning Acute toxicity, inhalation]
  • H303: May be harmful if swallowed [Warning Acute toxicity, oral]
  • H372: Causes damage to organs through prolonged or repeated exposure [Danger Specific target organ toxicity, repeated exposure]
  • H319 (70.7%): Causes serious eye irritation [Warning Serious eye damage/eye irritation]
  • H335 (100%): May cause respiratory irritation [Warning Specific target organ toxicity, single exposure; Respiratory tract irritation]
  • H319: Causes serious eye irritation [Warning Serious eye damage/eye irritation]
  • H313: May be harmful in contact with skin [Warning Acute toxicity, dermal]
Chemical Identity
CAS Number108-11-2
IUPAC Name4-methylpentan-2-ol
InChI KeyWVYWICLMDOOCFB-UHFFFAOYSA-N
PubChem CID 7910
INCI Name4-METHYLPENTAN-2-OL
Synonyms & Trade Names
4-METHYL-2-PENTANOL 4-Methylpentan-2-ol Isobutylmethylcarbinol 2-Pentanol, 4-methyl- Methyl isobutyl carbinol 2-Methyl-4-pentanol Methylisobutylcarbinol MIBC Isobutylmethylmethanol 1,3-Dimethylbutanol 3-MIC 4-Methylpentanol-2 MAOH Metilamil alcohol Methylisobutyl carbinol
Full Description

Very common frother