

[Chinese]: Methyl isobutyl ketone (MIBK)
[English]: methyl isobutyl ketone; MIBK
[Description]: CH3COCH2CH(CH3)2
CAS No.: 108-10-1
Molecular Formula: C6H12O
Molecular Weight: 100.16
RTECS No.: SA9275000
UN No.: 1245
Danger Goods No.: 32075
IMDG Code Page: 3257
Physicochemical Properties
Appearance and Properties: Colorless liquid. Has a characteristic odor (a pleasant ketone-like aroma). Soluble in ethanol, benzene, ether, etc.
Melting point: -83.5℃
Boiling point: 115.8℃
Relative density (water=1): 0.80 (25℃)
Relative density (air=1): 3.45
Saturated vapor pressure (kPa): 2.13 (20℃)
Solubility: Slightly soluble in water, readily soluble in most organic solvents.
Critical temperature (℃): 298.2℃
Critical pressure (MPa): 3.27℃
Flammability: Flammable
Building code fire hazard classification: A
Flash point (℃): 15.6℃
Uses:
It is a solvent for nitrocellulose, certain cellulose ethers, camphor, oils, paraffin wax, resins, and paints, and is also used in organic synthesis.
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