intermediate
- 1-naphthylamine-7-sulfonic acid
- 5-amino-2-naphthalenesulfonic acid
- 2-diazo-1-naphthol-5-sulfonyl chloride (2,1,5-chloride)
- methyl 7-hydroxy-1-naphthylcarbamate
- 2,7-dimethoxynaphthalene
- 2,7-dihydroxynaphthalene
- 1,5-dihydroxynaphthalene
- 2,7-naphthalenedisulfonic acid disodium salt
- 2,6-naphthalenedisodium acid, disodium salt
- disodium naphthalene-1,6-disulphonate