Supplier Product Identification Physical and Chemical Properties First Aid Measures Handling and Storage Hazards Identification Exposure Controls/Personal Protection Fire Fighting Measures Accidental Release Measures Stability and Reactivity Transport Information
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1,5-Dihydroxy naphthalene(83-56-7)

Supplier Product Identification Physical and Chemical Properties First Aid Measures Handling and Storage Hazards Identification Exposure Controls/Personal Protection Fire Fighting Measures Accidental Release Measures Stability and Reactivity Transport Information
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Product Identification

Product Name

1,5-Dihydroxy naphthalene

Synonyms

Durafur Developer E
Naphthalene-1,5-diol
Oxidation Base

CAS

83-56-7

Formula

C10H8O2

Molecular Weight

160.16999999999999

EINECS

201-487-4

RTECS

QJ4740000

RTECS Class

Mutagen

Beilstein/Gmelin

2044951

Beilstein Reference

4-06-00-06554

EC Class

harmful, irritant

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Physical and Chemical Properties

Appearance

Brown solid.

Solubility in water

0.6 g/L (20 C)

Melting Point

180

Boiling Point

375

Vapor Pressure

4E-6 (25 C)

Density

1.41 g/cm3

pKa/pKb

9.28 (pKa)

Partition Coefficient

1.96

Heat Of Vaporization

64.7 kJ/mol

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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.

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.

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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. Minimize dust generation and accumulation. Avoid contact with eyes, skin, and clothing. Avoid ingestion and inhalation.

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Hazards Identification

Ingestion

May cause gastrointestinal irritation with nausea, vomiting and diarrhea. May be harmful if swallowed.

Inhalation

The toxicological properties of this substance have not been fully investigated. Inhalation of dust may cause respiratory tract irritation.

Skin

May cause skin irritation.

Eyes

Causes eye irritation.

EC Risk Phrase

R 22 36

EC Safety Phrase

S 26 36/37/39

UN (DOT)

3077

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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.

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Fire Fighting Measures

Flash Point

194

Autoignition

> 250

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 appropriate foam.

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Accidental Release Measures

Small spills/leaks

Vacuum or sweep up material and place into a suitable disposal container. Avoid generating dusty conditions.

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Stability and Reactivity

Disposal Code

3

Stability

Stable under normal temperatures and pressures.

Incompatibilities

Strong oxidizing agents, strong bases.

Decomposition

Carbon monoxide, carbon dioxide.

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Transport Information

UN Number

3077

HS Code

2907 29 00

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ContactMore

Zaozhuang Tairui Fine Chemical Co., Ltd.
Tel
0632-7703688
WebSite
http://www.tairuichem.com
Hubei SVETO New Material Technology Co., Ltd
Fax
027-65662438
WebSite
https://www.chemicalbook.com/ShowSupplierProductsList366580/0.htm
Hebei mo Jin biotechnology co., ltd
Fax
18503279000
WebSite
http://www.mojinchemical.com
tonsooh
Tel
027-83238443
Fax
027-83238443
WebSite
http://www.tonsooh.com/
J & K SCIENTIFIC LTD.
Tel
010-82848833
Fax
86-10-82849933
WebSite
http://www.jkchemical.com