3267. β,β′-Dinaphthylamine

Nomenclature

CAS number: 532-18-3
N-2-Naphthalenyl-2-naphthalenamine.
C20H15N; mol wt 269.34.
C 89.19%, H 5.61%, N 5.20%.

Description and references

Prepn from β-naphthol: Merz, Weith, Ber. 13, 1300 (1880), Benz, Ber. 16, 15 (1883); from β-naphthylamine: Klopsch, Ber. 18, 1586 (1885); Liebermann, Jacobson, Ann. 211, 43 (1882).

Chemical structure

Properties

Glistening silvery leaves from benzene, mp 170.5°. Slightly sol in boiling alc; readily sol in boiling glacial acetic acid.

Use

Detection of nitrites, nitrates, and chlorates: Sa, An. Farm. Bioquim. 5, 111 (1934), C.A. 30, 6672 (1936).