Perylene

  • Dibenz[de,kl]anthracene
Formula
C20H12
Structure
Description
Yellow to colorless crystals from toluene.
Uses
Used in the manufacture of organic semiconductors.

Registry Numbers and Inventories.
CAS
198-55-0
EC (EINECS/ELINCS)
205-900-9
S 22 36/37
RTECS
SE3794000
RTECS class
Tumorigen; Mutagen
UN (DOT)
2811
Merck
12,7325
Beilstein/Gmelin
1911335
Beilstein Reference
4-05-00-02689
Swiss Giftliste 1
G-5414
Canada DSL/NDSL
NDSL
US TSCA
Listed
Austrailia AICS
Listed
New Zealand
Listed
Korea ECL
Listed

Properties.
Formula
C20H12
Formula mass
252.32
Melting point, °C
273 - 278
Boiling point, °C
443
Sublimation point, °C
350-400
Vapor pressure, mmHg
0.0001 (124 C)
Density
1.362 g/cm3
Solubility in water
Insoluble
Partition coefficient, pKow
5.82

Hazards and Protection.
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. Use only in a chemical fume hood.
Protection
Eyes: Wear chemical goggles. 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.
Small spills/leaks
Vacuum or sweep up material and place into a suitable disposal container.
Disposal code
3
Stability
photo-oxidizable in the presence of acids.
Incompatibilities
Strong oxidizing agents
Decomposition
Carbon monoxide, carbon dioxide.

Fire.
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.

Health.
Poison_Class
1*
Exposure effects
May cause cancer according to animal studies.
   Ingestion
Harmful if swallowed. May cause gastrointestinal irritation with nausea, vomiting and diarrhea.
   Inhalation
May cause respiratory tract irritation.
   Skin
May cause skin irritation.
   Eyes
May cause eye irritation.

First aid
 
   Ingestion
Get medical aid. Wash mouth out with water.
   Inhalation
Remove from exposure to fresh air immediately. Get medical aid if cough or other symptoms appear.
   Skin
Flush skin with plenty of soap and water for at least 15 minutes while removing contaminated clothing and shoes. Get medical aid if irritation develops or persists.
   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
2811
Response guide
HS Code
2902 90 80