Anthraquinone

  • 9,10-Dioxoanthracene
  • Anthra-9,10-quinone
Formula
C14H8O2
Structure
Description
Yellow crystals or powder.
Uses
Chemical intermediate for vat dyes, acid dyes, mordant dyes, disperse dyes, solvent dyes, & for pigments. Bird repellent.

Registry Numbers and Inventories.
CAS
84-65-1
EC (EINECS/ELINCS)
201-549-0
S 22 36/37
RTECS
CB4725000
RTECS class
Agricultural Chemical and Pesticide; Tumorigen; Mutagen
UN (DOT)
1325
Merck
13,692
Beilstein/Gmelin
390030
Beilstein Reference
4-07-00-02556
EPA OPP
122701
Swiss Giftliste 1
G-1136
Canada DSL/NDSL
DSL
US TSCA
Listed
Austrailia AICS
Listed
New Zealand
Listed
Japan ENCS (MITI)
Listed
Korea ECL
Listed

Properties.
Formula
C14H8O2
Formula mass
208.22
Melting point, °C
165 - 169
Boiling point, °C
380
Vapor pressure, mmHg
7E-6 (25 C)
Vapor density (air=1)
7.16
Density
1.419 - 1.438 g/cm3 (4-Apr C)
Solubility in water
Insoluble
Viscosity
0.51 cp (305 C)
Surface tension
23.76 g/s2 (302.9 C)
Refractive index
1.57 (20 C)
Partition coefficient, pKow
3.39
Heat of fusion
32.60 kJ/mol
Heat of vaporization
62.5 kJ/mol
Heat of combustion
-6464 kJ/mol

Hazards and Protection.
Storage
Store in a cool, dry place. Store in a tightly closed container. Store protected from moisture.
Handling
Wash thoroughly after handling. Avoid breathing dust, vapor, mist, or gas. Avoid contact with eyes, skin, and clothing. Use only in a chemical fume hood.
Protection
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.
Small spills/leaks
Vacuum or sweep up material and place into a suitable disposal container.
Disposal code
3
Stability
No data.
Incompatibilities
Strong oxidizing agents, carbon dioxide.
Decomposition
Carbon monoxide, carbon dioxide.

Fire.
Flash Point,°C
141
Autoignition, °C
650
Upper exp. limit, %
4.8
Lower exp. limit, %
0.8
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 chemical foam.
Fire potential
This chemical is combustible.
Combustion products
Fire may produce irritating and/or toxic gases.
Health
0
 
Flammability
1
 

Health.
Poison_Class
5
Exposure effects
Muscular seizures are a rare sign of severe intoxication. Dizziness is occasionally seen in severe intoxications. CNS depression was seen in animals tested with injections of emodin. Analgesia was also noted with injection. These effects have not been noted in human overdose.
   Ingestion
May cause irritation of the digestive tract. May be harmful if swallowed.
   Inhalation
Causes respiratory tract irritation. May be harmful if inhaled.
   Skin
Causes skin irritation. May cause skin sensitization, an allergic reaction, which becomes evident upon re-exposure to this material.
   Eyes
Causes eye irritation.

First aid
 
   Ingestion
Get medical aid. Wash mouth out with water.
   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.

Transport.
UN number
1325
Response guide
Hazard class
4.1
Packing Group
II; III
 
HS Code
2914 61 00