Product Identification

Product Name

4-Amino-1,2-benzenedicarbonitrile

Synonyms

1,2-Benzenedicarbonitrile, 4-amino-
4-Aminophthalonitrile

CAS

56765-79-8

Formula

C8H5N3

Molecular Weight

143.13999999999999

EINECS

260-370-6

Beilstein/Gmelin

2937382

Beilstein Reference

3-14-00-01399

Physical and Chemical Properties

Appearance

Almost white solid.

Melting Point

180 - 182

Boiling Point

321

Partition Coefficient

1.3

First Aid Measures

Ingestion

Get medical aid immediately. Wash mouth out with water.

Inhalation

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

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

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

May cause irritation of the digestive tract. Poison by ingestion.

Inhalation

May cause respiratory tract irritation. May be harmful if inhaled.

Skin

May cause skin irritation. Toxic in contact with skin.

Eyes

May cause eye irritation.

EC Risk Phrase

R 20/21/22

EC Safety Phrase

S 22 36/37

UN (DOT)

3276

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

Fire Fighting

Wear a self-contained breathing apparatus in pressure-demand, MSHA/NIOSH (approved or equivalent), and full protective gear. Extinguishing media: Do NOT use water directly on fire. Use foam, dry chemical, or carbon dioxide.

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.

Decomposition

Hydrogen cyanide, carbon monoxide, carbon dioxide.

Transport Information

UN Number

3276