2-Hydroxyisobutyric acid methyl ester

Abbreviation HBM
Another Name Methyl 2-hydroxy-2-methylpropionate
Methyl 2-hydroxyisobutyrate
Plant Niigata
Main Applications Solvent,
Ink cleaning solvent, Intermediate for agrochemical or medicine
Existing Chemical Substance No. (2)-1404

Properties

Chemical Formula (CH3)2C(OH)CO2CH3
Molecular Weight 118.13
Appearance Colorless transparent liquid
Odor Ester smell
Specific Gravity (liquid 25℃/4℃) 1.03(20℃)
Boiling Point (℃ 760mmHg) 137
Freezing Point (℃ 760mmHg) -41
Flash Point (℃ Tagliabue (Tag) Closed Cup) 45
Ignition Temperature (℃) 400
Flammability Limits (vol%) Lowest limt 2.0 (lower explosion limit)
Vapour Pressure (mmHg 25℃) 2.7
Viscosity (CP 25℃) 2.82
Solubility Readily soluble in water and alcohol
Stability&
Reactivity
Stable in normal handling conditions

Applicable Laws

Industrial Safety and Health Law Inflammable substance
High Pressure Gas -
Fire Service Law Class 4 Petroleum No.2
Water soluble Specified volume:2,000L
Poisonous and Deleterious Substances Control Law -
Law on the Prevention of Marine Pollution and Maritime Disaster -
Ship Safety Law Inflammable liquids
Civil Aeronautics Law Inflammable liquid
Other Major Applicable Laws -

Classification of Hazard

Classification Inflammable liquid
Hazardous Fairly inflammable liquid
Harmful Very low acute toxicity

Product Standard

Purity (wt%) No less than 99.5
Water Content (wt%) 0.2 or less
Free Acid (wt% HBA equivalent) 0.2 or less

Inquiries Concerning Products

Green Energy & Chemicals Business Sector
C1 Chemicals Division
Organic Chemicals Department 
TEL:+81-3-3283-4788 / FAX:+81-3-3214-0930