111Category: | Dyestuffs and Pigments |
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CAS NO: | 5610-64-0 | ||
EC NO: | 227-029-3 | ||
Molecular Formula: | C20H13N3O7S | ||
Molecular Weight: | 439.3981 | ||
Specification: | |||
InChI: | InChI=1/C20H13N3O7S/c24-16-8-5-11-3-1-2-4-13(11)19(16)21-22-20-14-7-6-12(23(26)27)9-15(14)18(10-17(20)25)31(28,29)30/h1-10,24-25H,(H,28,29,30) | ||
Synonyms: | C.I. Acid Black 52;Acid black 52;Acid Black 52;C.I. 15711;sodium 3-hydroxy-4-(2-hydroxy-1-naphthylazo)-7-nitronaphthalene-1-sulphonate;Acid Black 52 (15711);4-[(2-hydroxynaphthalen-1-yl)hydrazono]-7-nitro-3-oxo-3,4-dihydronaphthalene-1-sulfonate;1-naphthalenesulfonic acid, 3,4-dihydro-4-[2-(2-hydroxy-1-naphthalenyl)hydrazinylidene]-7-nitro-3-oxo-, chromium sodium salt, (4E)- (3:2:2);3-hydroxy-4-[(2-hydroxy-1-naphthyl)azo]-7-nitro-naphthalene-1-sulfonic acid; | ||
Molecular Structure: |