Product Identification

Product Name

1,3-Dichloro-2-isocyanatobenzene

Synonyms

2,6-Dichlorophenyl isocyanate

CAS

39920-37-1

Formula

C7H3Cl2NO

Molecular Weight

188.01

EINECS

254-699-4

Beilstein/Gmelin

608323

Physical and Chemical Properties

Appearance

White solid.

Melting Point

42-44

Boiling Point

101 (5 torr)

First Aid Measures

Ingestion

Get medical aid immediately. Wash mouth out with water.

Inhalation

Remove from exposure to fresh air immediately. If not breathing, give artificial respiration. If breathing is difficult, give oxygen. Get medical aid.

Skin

Get medical aid immediately. Immediately flush skin with plenty of soap and water for at least 15 minutes while removing contaminated clothing and shoes.

Eyes

Immediately flush eyes with plenty of water for at least 15 minutes, occasionally lifting the upper and lower eyelids. Get medical aid immediately.

Handling and Storage

Storage

Keep away from sources of ignition. Store in a cool, dry place. Store in a tightly closed container.

Handling

Do not breathe dust, vapor, mist, or gas. Do not get in eyes, on skin, or on clothing. Use only in a chemical fume hood.

Hazards Identification

Ingestion

Poison by ingestion.

Inhalation

Causes respiratory tract irritation. Toxic if inhaled.

Skin

Causes skin irritation. Toxic in contact with skin.

Eyes

Causes eye irritation. Lachrymator.

EC Risk Phrase

R 23/25 36/37/38 42

EC Safety Phrase

S 22 26 36/37/39 45

UN (DOT)

2250

Exposure Controls/Personal Protection

Personal Protection

Skin: Wear appropriate protective gloves to prevent skin exposure. Clothing: Wear appropriate protective clothing to prevent skin exposure.

Respirators

Follow the OSHA respirator regulations found in 29CFR 1910.134 or European Standard EN 149. Always use a NIOSH or European Standard EN 149 approved respirator when necessary.

Fire Fighting Measures

Flash Point

76

Fire Fighting

Wear a self-contained breathing apparatus in pressure-demand, MSHA/NIOSH (approved or equivalent), and full protective gear. Extinguishing media: Use carbon dioxide or dry chemical.

Accidental Release Measures

Small spills/leaks

Vacuum or sweep up material and place into a suitable disposal container.

Stability and Reactivity

Stability

No data.

Incompatibilities

Strong oxidizing agents, strong bases, alcohols, acids, amines.

Decomposition

Hydrogen chloride, carbon monoxide, oxides of nitrogen, carbon dioxide.

Transport Information

UN Number

2250

Hazard Class

6.1

Packing Group

II