Product Identification

Product Name

5-Hydroxyquinoline

Synonyms

1H-Quinolin-5-one
5-Hydroxyquinoline

CAS

578-67-6

Formula

C9H7NO

Molecular Weight

145.16999999999999

EINECS

209-428-4

RTECS

VC4100000

RTECS Class

Mutagen

Beilstein/Gmelin

114514

Beilstein Reference

5-21-03-00240

Physical and Chemical Properties

Solubility in water

0.52 g/L (20 )

Melting Point

223 - 226

Boiling Point

313

Vapor Pressure

0.0003 (25 C)

Density

1.57 g/cm3 (25 C)

pKa/pKb

8.54 (pKa)

Heat Of Vaporization

57.6 kJ/mol

First Aid Measures

Ingestion

If swallowed, wash out mouth with water provided person is conscious. Call a physician.

Inhalation

If inhaled, remove to fresh air. If not breathing give artificial respiration. If breathing is difficult, give oxygen.

Skin

In case of contact, immediately wash skin with soap and copious amounts of water.

Eyes

In case of contact, immediately flush eyes with copious amounts of water for at least 15 minutes.

Handling and Storage

Storage

Keep tightly closed. Store in a cool dry place.

Hazards Identification

Inhalation

Material is irritating to mucous membranes and upper respiratory tract.

Hazards

Emits toxic fumes under fire conditions.

EC Risk Phrase

36/37/38

EC Safety Phrase

26 36

Exposure Controls/Personal Protection

Personal Protection

Rubber gloves. Chemical safety goggles.

Respirators

Government approved respirator.

Exposure Effects

Harmful. Harmful by inhalation, in contact with skin and if swallowed. Irritating to eyes, respiratory system and skin. Limited evidence of a carcinogenic effect. Possible mutagen.

Fire Fighting Measures

Flash Point

143

Fire Fighting

Extinguish using Water spray. Carbon dioxide, dry chemical powder, or appropriate foam. Wear self-contained breathing apparatus and protective clothing to prevent contact with skin and eyes.

Accidental Release Measures

Small spills/leaks

Sweep up, place in a bag and hold for waste disposal. Avoid raising dust. Ventilate area and wash spill site after material pickup is complete.

Stability and Reactivity

Incompatibilities

Strong oxidizing agents.

Decomposition

Carbon monoxide, Carbon dioxide, Nitrogen oxides.