Product Identification

Product Name

Benzyl thiocyanate

Synonyms

a-Thiocyanatotoluene
Benzylrhodonid
Thiocyanatomethylbenzene
Troeolin

CAS

3012-37-1

Formula

C8H7NS

Molecular Weight

149.22

EINECS

221-144-2

RTECS

XK8155000

RTECS Class

Other

Beilstein/Gmelin

1859726

Beilstein Reference

4-06-00-02680

EC Index Number

615-004-00-3

EC Class

harmful

Physical and Chemical Properties

Appearance

Yellow crystals.

Solubility in water

0.1 g/L (20 C)

Melting Point

38 - 41

Boiling Point

230

Density

1.32 g/cm3 (20 C)

Refractive Index

1.561 (20 C)

First Aid Measures

Ingestion

Never give anything by mouth to an unconscious person. Get medical aid immediately. Do NOT induce vomiting. If conscious and alert, rinse mouth and drink 2-4 cupfuls of milk or 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. Flush skin with plenty of soap and water for at least 15 minutes while removing contaminated clothing and shoes. Wash clothing before reuse.

Eyes

Immediately flush eyes with plenty of water for at least 15 minutes, occasionally lifting the upper and lower eyelids. Get medical aid immediately. Do NOT allow victim to rub or keep eyes closed.

Handling and Storage

Storage

Store in a cool, dry, well-ventilated area away from incompatible substances. Keep containers tightly closed. Store protected from moisture.

Handling

Wash thoroughly after handling. Minimize dust generation and accumulation. Avoid contact with eyes, skin, and clothing. Keep container tightly closed. Avoid ingestion and inhalation. Use with adequate ventilation. Do not allow contact with water. Keep from contact with moist air and steam.

Hazards Identification

Ingestion

May cause gastrointestinal irritation with nausea, vomiting and diarrhea.

Inhalation

May cause respiratory tract irritation.

Skin

May cause skin irritation.

Eyes

May cause eye irritation. Lachrymator.

Hazards

Contact with metals may evolve flammable hydrogen gas.

EC Risk Phrase

R 20/21/22 32

EC Safety Phrase

S 13 36/37/39

UN (DOT)

2811

Exposure Controls/Personal Protection

Personal Protection

Eyes: Wear safety glasses and chemical goggles if splashing is possible. Skin: Wear appropriate protective gloves and clothing to prevent skin exposure. Clothing: Wear appropriate protective clothing to minimize contact with skin.

Respirators

Wear a NIOSH/MSHA or European Standard EN 149 approved full-facepiece airline respirator in the positive pressure mode with emergency escape provisions.

Fire Fighting Measures

Flash Point

110

Fire Fighting

Wear a self-contained breathing apparatus in pressure-demand, MSHA/NIOSH (approved or equivalent), and full protective gear. To extinguish fire, use water, dry chemical, chemical foam, or alcohol-resistant foam. Do NOT get water inside containers.

Fire Potential

Non-combustible, substance itself does not burn but may decompose upon heating to produce corrosive and/or toxic fumes.

Accidental Release Measures

Small spills/leaks

Clean up spills immediately, using the appropriate protective equipment. Sweep up, then place into a suitable container for disposal. Avoid generating dusty conditions. Provide ventilation. Do not get water inside containers.

Stability and Reactivity

Disposal Code

3

Stability

Stable under normal temperatures and pressures.

Incompatibilities

Strong oxidizing agents, acids, strong bases, alcohols, amines, heat, moisture, water.

Decomposition

Hydrogen cyanide, nitrogen oxides, carbon monoxide, oxides of sulfur, carbon dioxide, hydrocarbons.

Combustion Products

Fire may produce irritating, corrosive and/or toxic gases.

Transport Information

UN Number

2811

Hazard Class

6.1

Packing Group

I; II; III

HS Code

2930 90 70