Product Identification

Product Name

2,4,6-Trihydroxybenzoic acid

Synonyms

2,4,6-Trihydroxybenzenecarboxylic acid
2,4,6-Trihydroxybenzoic acid
Phloroglucinolcarboxylic acid

CAS

83-30-7

Formula

C7H6O5

Molecular Weight

170.12

EINECS

201-467-5

RTECS

DH8910000

RTECS Class

Drug

Beilstein/Gmelin

2212148

Beilstein Reference

4-10-00-01987

Physical and Chemical Properties

Appearance

Light beige crystalline powder.

Solubility in water

Very soluble

Melting Point

210

Boiling Point

373

pKa/pKb

1.62 (pKa)

Partition Coefficient

.42

First Aid Measures

Ingestion

Get medical aid. Wash mouth out with water.

Inhalation

Remove from exposure to fresh air immediately.

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

May cause irritation of the digestive tract. May be harmful if swallowed.

Inhalation

May cause respiratory tract irritation. May be harmful if inhaled.

Skin

May cause skin irritation. May be harmful if absorbed through the skin.

Eyes

May cause eye irritation.

EC Risk Phrase

R 36/37/38

EC Safety Phrase

S 26 36

Exposure Controls/Personal Protection

Personal Protection

Skin: Wear appropriate protective gloves to prevent skin exposure. Clothing: Wear a chemical apron.

Respirators

A NIOSH/MSHA approved air purifying dust or mist respirator or European Standard EN 149.

Fire Fighting Measures

Fire Fighting

Wear a self-contained breathing apparatus in pressure-demand, MSHA/NIOSH (approved or equivalent), and full protective gear. Extinguishing media: Use foam, dry chemical, or carbon dioxide.

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.

Decomposition

Carbon monoxide, carbon dioxide.