1,3-Naphthalenedisulfonic acid, 7-((2-(acetylamino)-4-((5-chloro-2,6-difluoro-4-pyrimidinyl)amino)phenyl)azo)-, disodium salt 68155-62-4 7-(((2-Acetylamino)-4-((5-chloro-2,6-difluoro-4-pyrimidinyl)amino)phenyl)azo)-1,3-naphthalenedisulfonic acid, disodium salt Disodium 7-((2-(acetylamino)-4-((5-chloro-2,6-difluoro-4-pyrimidinyl)amino)phenyl)azo)naphthalene-1,3-disulphonate EINECS 268-974-1