Product Identification

Product Name

2,6-Dihydroxynaphthalene

Synonyms

2,6-Dihydroxynaphthalene
2,6-Naphthohydroquinone
2-Hydroxy-6-naphthol
6-Hydroxy-2-naphthol
C.I. 76640
Naphthalene-2,6-diol

CAS

581-43-1

Formula

C10H8O2

Molecular Weight

160.16999999999999

EINECS

209-465-6

Physical and Chemical Properties

Appearance

Solid.

Solubility in water

Insoluble

Melting Point

220

Boiling Point

375

Vapor Pressure

3,6E-6 (25 C)

Density

1.330 g/cm3 (20 C)

pKa/pKb

9.55

Partition Coefficient

1.9

Heat Of Vaporization

64.7 kJ/mol

First Aid Measures

Ingestion

Seek immediate medical advice.

Inhalation

Supply fresh air. If required, provide artificial respiration. Keep patient warm. Seek immediate medical advice.

Skin

Immediately wash with water and soap and rinse thoroughly. Seek immediate medical advice.

Eyes

Rinse opened eye for several minutes under running water. Then consult a doctor.

Handling and Storage

Storage

Keep container tightly sealed. Store in cool, dry conditions in well sealed containers.

Exposure Controls/Personal Protection

Personal Protection

Impervious gloves, protective work clothing and safety glasses.

Exposure Effects

Causes irritation of the eyes, skin and mucous membranes.

Fire Fighting Measures

Flash Point

194

Fire Fighting

Extinguish with carbon dioxide, extinguishing powder or water spray. Fight larger fires with water spray or alcohol resistant foam. Wear self-contained respirator. Wear fully protective impervious suit.

Stability and Reactivity

Stability

Decomposition will not occur if used and stored according to specifications.

Incompatibilities

Oxidizing agents.

Hazards Identification

EC Risk Phrase

R: 36/37/38

EC Safety Phrase

S: 26 37