1-naphthalenesulfonic acid

1-naphthalenesulfonic acid

[¦wən ¦naf·thə‚lēn·səl′fän·ik ′as·əd]
(organic chemistry)
C10H8O3S A crystalline compound with a melting point of 90°C (dihydrate); soluble in water or alcohol; used to make α-naphthol.
References in periodicals archive ?
Congo red 1-naphthalenesulfonic acid is the critical source of contamination of wastewater [10].
1-Naphthalenesulfonic acid, 3-((4,-((2-amino-8-hydroxy-6-sulfo-1-naphthalenyl)azo)(1,1'- biphenyl)-4-yl)azo)-4-hydroxy-, disodium salt (violet B) and 5-(Acetylamino)-4-hydroxy-3-[[2-hydroxy-4-[[2-(sulfooxy)ethyl]sulfonyl]phenyl]azo]- 2,7-naphthalenedisulfonic acid trisodium salt (violet 5R) as pollutant models were used.
It is basically benzedene based dye having IUPAC name 1-Naphthalenesulfonic acid, 3, 3'-(4, 4' biphenylene bis (azo) bis 4-amino) di sodium salt.