Thermo Scientific Chemicals Eriochrome™ Black T, pure, indicator grade

Product Code	Brand	Quantity	Packaging
10460121	Thermo Scientific Chemicals 228360250	25 g	Glass bottle
10793421	Thermo Scientific Chemicals 228361000	100 g	Glass bottle
10073110	Thermo Scientific Chemicals 228365000	500 g	Glass bottle
10256570	Thermo Scientific Chemicals 228360010	1 kg	Glass bottle

Description

This Thermo Scientific Chemicals brand product was originally part of the Acros Organics product portfolio. Some documentation and label information may refer to the legacy brand. The original Acros Organics product / item code or SKU reference has not changed as a part of the brand transition to Thermo Scientific Chemicals.

Indicator

Chemical Identifiers

• CAS: 1787-61-7
• Molecular Weight (g/mol): 461.38
• InChI Key: JHUJLRKQZAPSDP-GXTSIBQPSA-M
• PubChem CID: 87355429
• SMILES: [Na+].OC1=C2C=CC=CC2=CC=C1N\N=C1/C(=O)C=C(C2=CC(=CC=C12)[N+]([O-])=O)S([O-])(=O)=O

• Molecular Formula: C20H12N3NaO7S
• MDL Number: MFCD00003935
• Synonym: C.I. 14645, 3-Hydroxy-4-(1-hydroxy-2-naphthylazo)-7-nitro-1-naphthalene sulfonic acid, sodium salt, Mordant Black 11
• IUPAC Name: (4Z)-4-[(1-hydroxynaphthalen-2-yl)hydrazinylidene]-7-nitro-3-oxonaphthalene-1-sulfonic acid;sodium

Specifications

• CAS: 1787-61-7
• MDL Number: MFCD00003935
• Merck Index: 15, 3725
• Solubility Information: Solubility in water: slightly soluble.
• Infrared Spectrum: Authentic
• IUPAC Name: (4Z)-4-[(1-hydroxynaphthalen-2-yl)hydrazinylidene]-7-nitro-3-oxonaphthalene-1-sulfonic acid;sodium
• PubChem CID: 87355429
• Grade: Pure
• UV Spectrometry: Complies
• Physical Form: Powder

• Molecular Formula: C20H12N3NaO7S
• Beilstein: 16, III, 320
• Synonym: C.I. 14645, 3-Hydroxy-4-(1-hydroxy-2-naphthylazo)-7-nitro-1-naphthalene sulfonic acid, sodium salt, Mordant Black 11
• InChI Key: JHUJLRKQZAPSDP-GXTSIBQPSA-M
• SMILES: [Na+].OC1=C2C=CC=CC2=CC=C1N\N=C1/C(=O)C=C(C2=CC(=CC=C12)[N+]([O-])=O)S([O-])(=O)=O
• Molecular Weight (g/mol): 461.38
• Formula Weight: 461.38
• Suitability: Passes (for complexometric determination of metals)
• Color: Black to Black/Brown
• Chemical Name or Material: Eriochrome™ Black T

Safety and Handling

GHS H Statement:
Causes serious eye irritation.

GHS P Statement:
Wear eye protection/face protection.
IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.

WARNING: The information provided on this web site was developed in compliance with European Union (EU) regulations and is correct to the best of our knowledge, information and belief at the date of its publication. The information given is designed only as a guide for safe handling and use. It is not to be considered as either a warranty or quality specification.

missing translation for 'einecsNumber' : 217-250-3

missing translation for 'rtecsNumber' : QK2197000

missing translation for 'tsca' : TSCA

Product Identifier

• Eriochrome Black T

Signal Word

• Warning

Hazard Category

• Serious eye damage/eye irritation Category 2

Hazard Statement

• H319-Causes serious eye irritation.

Precautionary Statement

• P280-Wear protective gloves/protective clothing/eye protection/face protection.
• P305+P351+P338-IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.

RUO – Research Use Only