4H-Cyclopenta[def]phenanthrene cas no:203-64-5

Name4H-Cyclopenta[def]phenanthrene
CAS203-64-5
Synonyms4,5-Methylenephenanthrene;4,5-Phenanthrylenemethane; Benzo[def]fluorene; Methane, 4,5-phenanthrylene-;Methylenephenanthrene; NSC 88888; Phenanthrene, 4,5-methylene-
EINECS(EC#)205-905-6
Molecular FormulaC15H10
Molecular Weight190.25

Appearancewhite crystals
refractive index1.803

Hazardclass6.1(b)

Risk R36/37/38
Safety

Questionable carcinogen with experimental tumorigenic data. When heated to decomposition it emits acrid smoke and irritating fumes.
Risk Statements: 36/37/38
R36/37/38: Irritating to eyes, respiratory system and skin
Safety Statements: 22-24/25
S22: Do not breathe dust
S24/25: Avoid contact with skin and eyes
RIDADR: 2811
WGK Germany: 3
RTECS: GY5280000
HazardClass: 6.1(b)
PackingGroup: III