Dimethyl methylmalonate

  • Propanedioic acid, methyl-, dimethyl ester
  • Methylpropanedioic acid dimethyl ester
  • Dimethyl 2-methylmalonate
  • Methylmalonic acid dimethyl ester
Formula
C6H10O4
Structure
Description
Colorless liquid.

Registry Numbers and Inventories.
CAS
609-02-9
EC (EINECS/ELINCS)
210-173-6
Canada DSL/NDSL
NDSL
US TSCA
Listed
Korea ECL
Listed

Properties.
Formula
C6H10O4
Formula mass
146.14
Melting point, °C
-46
Boiling point, °C
174
Vapor pressure, mmHg
1.3 (25 C)
Density
1.083 g/cm3 (20 C)
Solubility in water
Soluble
pKa/pKb
13.08 (pKa)
Partition coefficient, pKow
-0.01
Heat of vaporization
41.0 kJ/mol

Hazards and Protection.
Storage
Keep away from heat and open flame. Store in a cool dry place.
Protection
Safety goggles, chemical resistant gloves and protective work clothing.
Small spills/leaks
Evacuate area. Ventilate area. Cover spill with dry lime or soda ash, pick up and keep in a closed container.
Incompatibilities
Strong oxidizing agents.
Decomposition
Stable at normal temperatures and pressures.

Fire.
Flash Point,°C
76
Fire fighting
Extinguish with water spray, carbon dioxide, dry chemical powder, alcohol/polymer foam. Wear self-contained breathing apparatus and protective clothing.
Combustion products
Emits toxic fumes under fire conditions.

Health.
Exposure effects
May be harmful by inhalation, ingestion or skin absorption. Causes irritation.

First aid
 
   Ingestion
Wash mouth out with water provided person is conscious.
   Inhalation
Remove to fresh air. If not breathing, give artificial respiration. If breathing is difficult, provide oxygen.
   Skin
Wash skin with soap and large amounts of water.
   Eyes
Immediately flush eyes with copious amounts of water for at least 15 minutes. Assure adequate flushing by separating eyelids with fingers.

Transport.