Element Properties
  By Name
  By Atomic Number
  By Density
  Melting & Boiling Point
  Electron Configuration
  Radioactive Elements
  Noble & Precious Metals
Periodic Table Groups
  Periodic Table
  Alkali Metals
  Alkaline Earth Metals
  Halogens
  Noble (Inert) Gases
  Rare Earth Elements
  Transition Metals
  Metalloids (Semimetals)
  Nonmetals
  Poor Metals
Materials
  Toxic Substances
  Semiconductor Materials
  Vitamins
  Amino Acids
Inventions & Patents
Reference
|
Naphthalene
Chemical Properties
|
| Naphthalene |
 |
 |
 |
| IUPAC name |
Naphthalene |
| Other names |
Tar Camphor, White Tar, Moth Flakes |
| Identifiers |
| CAS number |
91-20-3 |
| RTECS number |
QJ0525000 |
| SMILES |
c1cccc2c1cccc2 |
| Properties |
| Molecular formula |
C10H8 |
| Molar mass |
128.17052 g/mol |
| Appearance |
White solid crystals/flakes,
strong odor of coal tar |
| Density |
1.14 g/cm³ |
| Melting point |
80.2 °C
|
| Boiling point |
218 °C
|
| Solubility in water |
approximately 30 mg/L |
| Hazards |
| Main hazards |
Flammable, sensitizer, possible
carcinogen. Dust can form
explosive mixtures with air |
| NFPA 704 |
|
| R-phrases |
R22, R40
, R50/53
|
| S-phrases |
(S2), S36/37, S46, S60, S61 |
| Flash point |
79 - 87 °C |
Autoignition
temperature |
525 °C |
Except where noted otherwise, data are given for
materials in their standard state
(at 25 °C, 100 kPa)
|
|
More Information: N/A
|
Source: Wikipedia article Naphthalene
|
|