1,7-Naphthalenediol(575-38-2)

Contents

Product Identification	Back to Contents
【Product Name】 1,7-Naphthalenediol
【Synonyms】 1,7-Dihydroxynaphthalene Naphthalene-1,7-diol
【CAS】 575-38-2
【Formula】 C10H8O2
【Molecular Weight】 160.18
【EINECS】 209-383-0
【RTECS】 QJ4746666
【RTECS Class】 Mutagen
【Beilstein/Gmelin】 1908499
【Beilstein Reference】 4-06-00-06559

Physical and Chemical Properties	Back to Contents
【Melting Point】 175 - 177
【Boiling Point】 375
【Vapor Pressure】 3.6E-6 (25 C)
【pKa/pKb】 9.38 (pKa)
【Heat Of Vaporization】 64/7 kJ/mol
【Usage】 Oxidizing coloring agents for hair dyeing.

First Aid Measures	Back to Contents
【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	Back to Contents
【Storage】 Keep tightly closed.

Hazards Identification	Back to Contents
【Inhalation】 Material is irritating to mucous membranes and upper respiratory tract. May be harmful if inhaled.
【Skin】 Causes skin irritation. May be harmful if absorbed through the skin.
【Eyes】 Causes eye irritation.
【Ingestion】 May be harmful if swallowed.
【Hazards】 Emits toxic fumes under fire conditions.
【EC Risk Phrase】 36/37/38
【EC Safety Phrase】 26 36

Exposure Controls/Personal Protection	Back to Contents
【Personal Protection】 Compatible chemical-resistant gloves. Chemical safety goggles.
【Respirators】 Government approved respirator.
【Exposure Effects】 Irritant. Irritating to eyes, respiratory system and skin.

Fire Fighting Measures	Back to Contents
【Flash Point】 194
【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	Back to Contents
【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	Back to Contents
【Stability】 Stable at normal temperatures and pressures.
【Incompatibilities】 Strong oxidizing agents.
【Decomposition】 Carbon monoxide, Carbon dioxide.

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