Acenaphthylene
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| Acenaphthylene | |
| Chemical name ? | |
| General | |
|---|---|
| Chemical formula | C12H8 |
| Molecular weight | 152.20 g/mol |
| Appearance | ? |
| CAS number | 208-96-8 |
| MSDS | Acenaphthylene MSDS |
| Other names | |
| |
| 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 (ΔfusH) | ? kJ/mol |
| Entropy of fusion (ΔfusS) | ? J/mol·K |
| Heat of vaporization (ΔvapH) | ? 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 | |
| |
| Solid properties | |
| Standard enthalpy change of formation (ΔfH0solid) | ? kJ/mol |
| Standard molar entropy (S0solid) | ? J/mol·K |
| Heat capacity (Cp) | ? J/mol·K |
| Density | ? g/cm3 |
| Liquid properties | |
| ΔfH0liquid | ? kJ/mol |
| S0liquid | ? J/mol·K |
| Cp | ? J/mol·K |
| Density | ? g/cm3 |
| Gas properties | |
| ΔfH0gas | ? kJ/mol |
| S0gas | ? J/mol·K |
| Cp | ? 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.