Product Identification

Product Name

3-Dimethylaminophenol

Synonyms

(3-Hydroxyphenyl)dimethylamine
3-Dimethylaminophenol
3-Hydroxy-N,N-dimethylaniline
m-(Dimethylamino)phenol
N,N-Dimethyl-m-aminophenol

CAS

99-07-0

Formula

C8H11NO

Molecular Weight

137.19999999999999

EINECS

202-727-0

RTECS

SL1050000

RTECS Class

Mutagen

Beilstein/Gmelin

774631

Beilstein Reference

4-13-00-00959

EC Class

harmful, irritant

Physical and Chemical Properties

Appearance

Needles (from ligroin) or a dark gray solid.

Solubility in water

Slightly soluble

Melting Point

65 - 72

Boiling Point

265

Vapor Pressure

0.005 (25 C)

pKa/pKb

9.21 (pKb)

Partition Coefficient

1.56

Heat Of Vaporization

52.5 kJ/mol

Refractive Index

1.5895 (26 C)

First Aid Measures

Ingestion

If victim is conscious and alert, give 2-4 cupfuls of milk or water. Never give anything by mouth to an unconscious person. Get medical aid immediately.

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 immediately.

Handling and Storage

Storage

Store in a tightly closed container. Store in a cool, dry, well-ventilated area away from incompatible substances.

Handling

Wash thoroughly after handling. Use only in a well ventilated area. Avoid contact with eyes, skin, and clothing. Avoid ingestion and inhalation.

Hazards Identification

Inhalation

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

Skin

May cause skin irritation.

Eyes

May cause eye irritation.

Ingestion

The toxicological properties of this substance have not been fully investigated.

Hazards

Containers may explode when heated.

EC Risk Phrase

R 20/21/22 36/37/38

EC Safety Phrase

S 26 36/37/39

UN (DOT)

2512

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.

Exposure Effects

Prolonged or repeated exposure may cause permanent eye damage.

Fire Fighting Measures

Flash Point

133

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. Avoid generating dusty conditions.

Stability and Reactivity

Incompatibilities

Acids, strong bases, acid chlorides, acid anhydrides.

Stability

Stable under normal temperatures and pressures.

Decomposition

Nitrogen oxides, carbon monoxide, carbon dioxide.

Combustion Products

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

Transport Information

UN Number

2512

Hazard Class

6.1

Packing Group

III

HS Code

2922 29 00