Product Identification

Product Name

Methyl 2,3-dibromopropionate

Synonyms

(+-)-2,3-Dibromopropionic acid methyl ester
Methyl 2,3-dibromopropionate
Methyl a,b-dibromopropionate
Methyl dibromopropionate
Propanoic acid, 2,3-dibromo-, methyl ester

CAS

1729-67-5

Formula

C4H6Br2O2

Molecular Weight

245.9

EINECS

217-044-3

Physical and Chemical Properties

Appearance

Clear, colorless liquid.

Solubility in water

Insoluble

Melting Point

8

Boiling Point

206

Vapor Pressure

0.36 (25 C)

Density

1.933 g/cm3 (20 C)

Partition Coefficient

1.48

Heat Of Vaporization

44.2 kJ/mol

Handling and Storage

Storage

Store in a dry, well-ventilated area.

Hazards Identification

Inhalation

In case of inhalation, remove person to fresh air. Keep him quiet and warm. Apply artificial respiration if necessary and get medical attention immediately.

Skin

Remove contaminated clothing. Wash skin thoroughly with mild soap and plenty of water for at least 15 minutes. Wash clothing before re-use. Seek medical advice.

Eyes

Holding the eyelids apart, flush eyes promptly with copious flowing water for at least 20 minutes. Get medical attention immediately.

Ingestion

DO NOT INDUCE VOMITING. If swallowed, wash mouth thoroughly with plenty of water and give water to drink. Get medical attention immediately.

EC Risk Phrase

R: 20/21/22 36/37/38

EC Safety Phrase

S: 26 36/37/39 45

UN (DOT)

2810

Exposure Controls/Personal Protection

Personal Protection

Wear self-contained breathing apparatus, full PVC clothing, PVC gloves and boots. Chemical safety goggles.

Respirators

Respirator with cartridge providing protection against acid gas-organic vapor or self- contained breathing apparatus. For short term exposure to low concentrations, an approved combination acid gas-organic vapor gas mask is suitable.

Fire Fighting Measures

Flash Point

71

Fire Fighting

Extinguish with carbon dioxide, dry chemicals, foam, water spray (fog). Cool containers with water spray. Fire fighters should wear full protective clothing and self-contained breathing apparatus (SCBA) in positive pressure mode.

Accidental Release Measures

Small spills/leaks

Absorb on sand or vermiculite and place in closed container for disposal. Ventilate area and wash spill site after material pickup is complete.

Stability and Reactivity

Stability

Stable at normal temperatures and pressures.

Incompatibilities

Strong acids and oxidizers.

Decomposition

Hydrogen bromide and oxides of carbon.

Combustion Products

When heated to decomposition, may release poisonous and corrosive fumes of Carbon Dioxide, Carbon Monoxide and Hydrogen Bromide.

Transport Information

UN Number

2810

Hazard Class

6.1

Packing Group

III