CAS NO:1787-61-7

EC NO:217-250-3

Molecular Formula:C₂₀H₁₂N₃NaO₇S

Molecular Weight:461.3799

Synonyms:;C.I. 14645;C.I. Mordant Black 11 (VAN);C.I. Mordant Black 11, monosodium salt;C.I. Mordant Black 11, monosodium salt (8CI);Eriochrome Black T;Mordant Black 11 (14650);C.I.Mordant Black 11;1-Naphthalenesulfonic acid, 3-hydroxy-4-[(1-hydroxy-2-naphthyl)azo]-7-nitro-, monosodium salt;Color index;Erichrome Black T;Eriochrome black T supra;Eriochrome (R) black T;Mordant black 11;2-Hydroxy-1-(1-hydroxy-2-naphthylazo)-6-nitro-4-naphthalenesulfonic acid, sodium salt;3-Hydroxy-4-(1-hydroxy-2-naphthylazo)-7-nitro-1-naphthalenesulfonic acid, sodium salt;Eriochrome Balck T;Eriochrome Balck T250;sodium (4Z)-4-[(1-hydroxynaphthalen-2-yl)hydrazono]-7-nitro-3-oxo-3,4-dihydronaphthalene-1-sulfonate;sodium 3-hydroxy-4-[(E)-(1-hydroxynaphthalen-2-yl)diazenyl]-7-nitronaphthalene-1-sulfonate;sodium 3-hydroxy-4-[(1-hydroxy-2-naphthyl)azo]-7-nitro-naphthalene-1-sulfonate;

Molecular Structure: