Product Identification

Product Name

1,8-Diaminooctane

Synonyms

1,8-Octamethylenediamine
1,8-Octylenediamine

CAS

373-44-4

Formula

C8H20N2

Molecular Weight

144.26

EINECS

206-764-3

RTECS

RG8841500

RTECS Class

Primary Irritant

Beilstein/Gmelin

1735426

Beilstein Reference

3-04-00-00612

EC Class

irritant

Physical and Chemical Properties

Appearance

White solid.

Solubility in water

Very soluble

Melting Point

51

Boiling Point

241

Vapor Pressure

0.038 (25 C)

pKa/pKb

3.04 (pKb)

Partition Coefficient

1.1

Heat Of Vaporization

47.8 kJ/mol

First Aid Measures

Ingestion

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

Eyes

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

Handling and Storage

Storage

Store in a cool, dry place. Store in a tightly closed container.

Handling

Avoid breathing dust, vapor, mist, or gas. Avoid contact with skin and eyes. Use only in a chemical fume hood.

Hazards Identification

Ingestion

May cause irritation of the digestive tract.

Inhalation

Causes respiratory tract irritation.

Skin

Causes skin irritation.

Eyes

Causes eye irritation.

Hazards

Contact with metals may evolve flammable hydrogen gas.

EC Risk Phrase

R 36/38

UN (DOT)

3263

Exposure Controls/Personal Protection

Personal Protection

Eyes: Wear appropriate protective eyeglasses or chemical safety goggles as described by OSHA's eye and face protection regulations in 29 CFR 1910.133 or European Standard EN166. Skin: Wear appropriate protective gloves to prevent skin exposure. Clothing: Wear appropriate protective clothing to minimize contact with skin.

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

106

Autoignition

285

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 spray, dry chemical, carbon dioxide, or chemical foam.

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

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

Stability and Reactivity

Disposal Code

3

Incompatibilities

Acids, acid chlorides, acid anhydrides, strong oxidizing agents.

Stability

No data.

Decomposition

Nitrogen oxides, carbon monoxide, carbon dioxide.

Combustion Products

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

Transport Information

UN Number

3263

Hazard Class

8

Packing Group

I; II; III

HS Code

2921 29 00