2-Chloronaphthalene
Title: 2-Chloronaphthalene
CAS Registry Number: 91-58-7
Additional Names: b-Chloronaphthalene
Molecular Formula: C10H7Cl
Molecular Weight: 162.62
Percent Composition: C 73.86%, H 4.34%, Cl 21.80%
Literature References: Prepd from b-naphthylamine by diazotization and Sandmeyer CuCl reaction: Scheid, Ber. 34, 1813 (1901); van der Kam, Rec. Trav. Chim. 45, 568 (1926); Hampson, Weissberger, J. Chem. Soc. 1936, 394. By chlorination of gaseous naphthalene at 530° in the presence of iodine, ~50% of the product being 1-chloronaphthalene which is sepd by fractional freezing: Britton, Reed, US 1917822 (1933).
Properties: Monoclinic plates, leaflets from dil alcohol. mp 59.5°. bp760 256°; bp60 161°; bp20 132.6°; bp11 119.7°. Volatile with steam. nD70.7 1.60787. Sol in alcohol, ether, benzene, chloroform, carbon disulfide.
Melting point: mp 59.5°
Boiling point: bp760 256°; bp60 161°; bp20 132.6°; bp11 119.7°
Index of refraction: nD70.7 1.60787

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