Nomenclature
CAS number: 550-60-7
1-Nitro-2-naphthalenol; α-nitro-β-naphthol; 1-nitro-2-hydroxynaphthalene.
C
10H
7NO
3; mol wt 189.17.
C 63.49%, H 3.73%, N 7.40%, O 25.37%.
Properties
Yellow needles or platelets, mp 103°. Insol in water. Sol in
alcohol, ether, glacial acetic acid, in alkali hydroxide solns.Use
As a reagent for the determination of cobalt with
which it gives a precipitate.