Eriochrome Black T

CAS: 1787-61-7

Ref. 02-A17536

Produktinformation

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

Beschreibung

Eriochrome black T is used as an indicator in analytical chemistry. It is also used in the detection of rare earth metals. It finds application in dyeing and printing of wool fabric, dyeing of silk and nylon as well as in leather dyeing. It can be used in the spectrophotometric determination of diphenhydramine hydrochloride in pharmaceutical preparations. As a complexometric indicator, it is useful in the determination of hardness of water. This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Scientific Chemicals.

• Marke: Alfa Aesar By Thermo Fisher Scientific

Chemische Eigenschaften

• Molekulargewicht: 461.38
• Formel: C₂₀H₁₂N₃NaO₇S
• Farbe/Form: Black, Crystals or powder or crystalline powder
• InChI Key: JHUJLRKQZAPSDP-GXTSIBQPSA-M