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1,2-Naphthoxydiazole-4-sulfonic acid
Molecular formula : C10H6N2O4S
MW : 250.24
CAS No. :20680-48-2

nature : yellow needle-like crystal. Its melting point of 168 ° C sodium.

Preparation : 1-amino-2-naphthol-4-sulfonic acid (1,2,4-acid) derived by diazotization. The consumption of raw materials fixed : 1,2,4-acid (40%) 1052kg / t, sodium nitrite (98%) 320kg / t, copper sulfate (96%) kg / t, sulfuric acid (98%) 1018kg / t, caustic soda (40 %) 31kg / t.

purposes : dye intermediates. Acidic media for the synthesis of dyes, azo dyes, nitro 1,2,4-acid Diazo oxide.


Notice:Each item can have many explanations from different angels. If you want grasp the item comprehensively,please see below "more details data".
Structure:
More Detailed Data:
1) 2-diazo-1-naphthol-4-sulfonic acid hydrate;1,2-Naphthoxydiazole-4-sulfonic acid
2) 1-Diazo-2-naphthol-4-sulfonic acid;1,2-Naphthoxydiazde-4-sulfonic acid;1-Naphthalenediazonium, 2-hydroxy-4-sulfo-, inner salt;4,4'-azo-3-hydroxynaphthalene-1-sulfonate
3) 1-diazo-2-naphthol-4-sulfonic acid
4) 6-nitro-1-diazo-2-naph-thol-4-sulfonic acid
5) 6-Nitro-1,2-diazoxynaphthalene-4-sulfonic acid
6) sulfonic acid
7) nitrogen oxides
8) oxide
9) oxide
10) 1,2,4-acid
Notice Some description was translated by software and the data is only as a reference.
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