Title: 1-Naphthylamine-4,6-disulfonic Acid
CAS Registry Number: 85-74-5
CAS Name: 4-Amino-1,7-naphthalenedisulfonic acid
Additional Names: Dahl's acid II
Molecular Formula: C10H9NO6S2
Molecular Weight: 303.31
Percent Composition: C 39.60%, H 2.99%, N 4.62%, O 31.65%, S 21.14%
Literature References: Prepn by sulfonation of a-naphthylamine and separation from mixture of sulfonic acids obtained: Erdmann, Ann. 275, 192 (1893).
Properties: Crystals. Sol in 6 parts cold water; very sol in hot water; sol in alcohol. |