Product Identification

Product Name

Dimethyl methylmalonate

Synonyms

Dimethyl 2-methylmalonate
Methylmalonic acid dimethyl ester
Methylpropanedioic acid dimethyl ester
Propanedioic acid, methyl-, dimethyl ester

CAS

609-02-9

Formula

C6H10O4

Molecular Weight

146.13999999999999

EINECS

210-173-6

Physical and Chemical Properties

Appearance

Colorless liquid.

Solubility in water

Soluble

Melting Point

-46

Boiling Point

174

Vapor Pressure

1.3 (25 C)

Density

1.083 g/cm3 (20 C)

pKa/pKb

13.08 (pKa)

Partition Coefficient

-.01

Heat Of Vaporization

41.0 kJ/mol

First Aid Measures

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.

Handling and Storage

Storage

Keep away from heat and open flame. Store in a cool dry place.

Exposure Controls/Personal Protection

Personal Protection

Safety goggles, chemical resistant gloves and protective work clothing.

Exposure Effects

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

Fire Fighting Measures

Flash Point

76

Fire Fighting

Extinguish with water spray, carbon dioxide, dry chemical powder, alcohol/polymer foam. Wear self-contained breathing apparatus and protective clothing.

Accidental Release Measures

Small spills/leaks

Evacuate area. Ventilate area. Cover spill with dry lime or soda ash, pick up and keep in a closed container.

Stability and Reactivity

Incompatibilities

Strong oxidizing agents.

Decomposition

Stable at normal temperatures and pressures.

Combustion Products

Emits toxic fumes under fire conditions.