Product Identification

Product Name

1,5-Diaminonaphthalene

Synonyms

1,5-Diaminonapthalene
1,5-Naphthalenediamine

CAS

2243-62-1

Formula

C10H10N2

Molecular Weight

158.19999999999999

EINECS

218-817-8

RTECS

QJ3400000

RTECS Class

Tumorigen; Mutagen

Beilstein/Gmelin

907947

Beilstein Reference

4-13-00-00340

EC Index Number

612-089-00-9

EC Class

Carcinogenic Category 3; Dangerous for the Environment

Physical and Chemical Properties

Appearance

Colorless to pale purple crystals or lavender powder.

Solubility in water

Slightly soluble

Melting Point

188

Boiling Point

381

Vapor Pressure

30 (200 C)

Density

1.4 g/cm3

pKa/pKb

9.47 (pKb)

Partition Coefficient

.89

Heat Of Vaporization

63.0 kJ/mol

Usage

Organic synthesis.

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.

Hazards Identification

Ingestion

The toxicological properties of this substance have not been fully investigated. May be harmful if swallowed.

Inhalation

May cause respiratory tract irritation. The toxicological properties of this substance have not been fully investigated.

Skin

May cause skin irritation.

Eyes

May cause eye irritation.

Hazards

Contact with metals may evolve flammable hydrogen gas.

EC Risk Phrase

R 40 50/53

EC Safety Phrase

S 36/37 60 61

UN (DOT)

2811

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 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

220

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

This material is probably combustible.

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 acids - acid chlorides - acid anhydrides.

Decomposition

Nitrogen oxides, carbon monoxide, carbon dioxide.

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

2921 59 90