Chemistry - Acenaphthylene

Hazards: &nbsp;?
Personal protection: &nbsp;?
Reacts with: &nbsp;?
Storage: &nbsp;?

General
Acenaphthylene
Chemical name ?
Chemical formula	C₁₂H₈
Molecular weight	152.20 g/mol
Appearance	?
CAS number	208-96-8
MSDS	Acenaphthylene MSDS
Other names
acenaphthalene
Physical properties
Density and phase at STP	0.899 g/cm³ (solid)
Solubility	?
Specific gravity	?
Crystal structure	?
pH (10% solution with water) (pKa)	?
Acidity constant (pKa)	?
Thermal decomposition	? K (? °C)
Phase behavior
Melting point	353–356 K (80–83 °C)
Boiling point	553 K (280 °C)
Triple point	? K (? °C) ? bar
Critical point	? K (? °C) ? bar
Heat of fusion (Δ_fusH)	? kJ/mol
Entropy of fusion (Δ_fusS)	? J/mol·K
Heat of vaporization (Δ_vapH)	? kJ/mol
Safety
Ingestion	?
Inhalation	?
Skin	?
Eyes	?
Flash point	? °C
Autoignition temperature	? °C
Explosive limits	? - ?%
OSHA Permissible Exposure Limit (PEL)	? ppm
NIOSH Immediate Danger to Life and Health (IDLH)	? ppm
Precautions
Hazards: ? Personal protection: ? Reacts with: ? Storage: ?
Solid properties
Standard enthalpy change of formation (Δ_fH⁰_solid)	? kJ/mol
Standard molar entropy (S⁰_solid)	? J/mol·K
Heat capacity (C_p)	? J/mol·K
Density	? g/cm³
Liquid properties
Δ_fH⁰_liquid	? kJ/mol
S⁰_liquid	? J/mol·K
C_p	? J/mol·K
Density	? g/cm³
Gas properties
Δ_fH⁰_gas	? kJ/mol
S⁰_gas	? J/mol·K
C_p	? J/mol·K
Except where noted, all data was produced under conditions of standard temperature and pressure.

Acenaphthylene is a polycyclic aromatic hydrocarbon consisting of the two-ringed naphthalene with a C₂H₂ bridge between positions 1 and 8.

Its formula is C₁₂H₈.

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