J. Hartwell, L. Fieser
Apr 28, 2003
Citations
0
Influential Citations
5
Citations
Journal
Organic Syntheses
Abstract
Coupling of o-tolidine and chicago acid product: 1,3-Naphthalenedisulfonic acid, 6,6′-[(3,3′-dimethyl[1,1′-biphenyl]-4,4′diyl)bis(azo)]bis[4-amino-5-hydroxy-, tetrasodium salt product: dye (“Tolidine-1824”) Keywords: diazotization, coupling reactions (retention of N2); 1-amino-8-naphthol-2,4-disulfonic acid (Chicago acid), technical