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Acenaphthylene

Acenaphthylene

IUPAC name	acenaphthylene
Other names	cycopenta(de)naphthalene
Identifiers
CAS number	208-96-8
SMILES	c1cc2cccc3/C=C\c(c1)c23
Properties
Molecular formula	C₁₂H₈
Molar mass	152.192 g/mol
Appearance	Yellow crystalline powder
Density	Solid
Melting point	90-92°C
Boiling point	280°C
Solubility in water	Insoluble
Hazards
MSDS	MSDS
R-phrases	R22 R36 R37 R38
S-phrases	S26 S36 S37 S39
Flash point	?°C
Related Compounds
Related compounds	acenaphthene
Except where noted otherwise, data are given for materials in their standard state (at 25 °C, 100 kPa) Infobox disclaimer and references

Acenaphthylene^[1]^[2] is a polycyclic aromatic hydrocarbon consisting of naphthalene with an olefine bridge connecting positions 1 and 8. It is a constituent of coal tar. Reduction of the olefin gives the related compound acenaphthene.