1-Chloronaphthalene
Names | |
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Preferred IUPAC name
1-Chloronaphthalene | |
Identifiers | |
3D model (JSmol)
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ChEMBL | |
ChemSpider | |
ECHA InfoCard | 100.001.789 |
PubChem CID
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UNII | |
CompTox Dashboard (EPA)
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Properties | |
C10H7Cl | |
Molar mass | 162.62 g·mol−1 |
Melting point | −20 °C (−4 °F; 253 K) |
Boiling point | 263 °C (505 °F; 536 K) |
Hazards | |
GHS labelling: | |
Warning | |
H302, H410 | |
P273 | |
Flash point | 121 °C (250 °F; 394 K) |
Safety data sheet (SDS) | Oxford MSDS |
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
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1-Chloronaphthalene is an aromatic compound. It is a colorless, oily liquid which may be used to determine the refractive index of crystals by immersion.[1] The compound is an isomer to 2-chloronaphthalene.
Synthesis
[edit]1-Chloronaphthalene is obtained directly by chlorination of naphthalene, with the formation of more highly substituted derivatives such as dichloro- and trichloronaphthalenes in addition to the two monochlorinated isomeric compounds: 1-chloronaphthalene and 2-chloronaphthalene.[2]
Applications
[edit]This toxic, nonpolar organochlorine compound is sometimes used as a powerful biocide, and is also known as Basileum. It occasionally serves as insecticide and fungicide in the timber floors of shipping containers, where it fulfills the same role as chlordane.
1-Chloronaphthalene was also used as a common solvent[3] for oils, fats and DDT until the 1970s. It is also used to determine the refractive index of crystals.
See also
[edit]References
[edit]- ^ "Oxford MSDS". Archived from the original on 2009-01-13. Retrieved 2008-12-21.
- ^ Bavendamm, W.; Bellmann, H. (1953). "Chlornaphthalin-Präparate". Holz Als Roh- und Werkstoff (in German). 11 (2): 81–84. doi:10.1007/BF02605462. S2CID 138951084.
- ^ "1-Chloronaphthalene". Sigma Aldrich. sigmaaldrich.com. Retrieved 14 June 2017.