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09-0400

Sigma-Aldrich

Eriochrome® Black T

SAJ special grade

Synonym(s):

Mordant Black 11

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About This Item

Empirical Formula (Hill Notation):
C20H12N3NaO7S
CAS Number:
1787-61-7
Molecular Weight:
461.38
Colour Index Number:
14645
Beilstein:
4121162
EC Number:
217-250-3
MDL number:
MFCD00003935
UNSPSC Code:
12352107
PubChem Substance ID:
329748660

grade

SAJ special grade

availability

available only in Japan

SMILES string

[Na+].Oc1cc(c2cc(ccc2c1\N=N\c3ccc4ccccc4c3O)[N+]([O-])=O)S([O-])(=O)=O

InChI

1S/C20H13N3O7S.Na/c24-17-10-18(31(28,29)30)15-9-12(23(26)27)6-7-14(15)19(17)22-21-16-8-5-11-3-1-2-4-13(11)20(16)25;/h1-10,24-25H,(H,28,29,30);/q;+1/p-1/b22-21+;

InChI key

AMMWFYKTZVIRFN-QUABFQRHSA-M

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Legal Information

Eriochrome is a registered trademark of Huntsman Petrochemical, LLC

Pictograms

Exclamation markEnvironment
GHS07,GHS09

Signal Word

Warning

Hazard Statements

H319,H411

Hazard Classifications

Aquatic Chronic 2 - Eye Irrit. 2

Storage Class Code

11 - Combustible Solids

WGK

WGK 2

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

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Certificates of Analysis (COA)

Lot/Batch Number
U3442
U6269
U3123
U7959
U2941

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Detection of proteins in polyacrylamide gels using eriochrome black T and rhodamine B.
D W Jung et al.
Analytical biochemistry, 263(1), 118-120 (1998-09-29)
László Szabó et al.
Spectrochimica acta. Part A, Molecular and biomolecular spectroscopy, 79(1), 226-231 (2011-03-23)
The surface-enhanced Raman scattering (SERS) spectra of Eriochrome Black T (EBT) and its Cu(II), Fe(III), Mn(II) and Pb(II) complexes were recorded using a hydroxylamine reduced silver colloid. Molecular geometry optimization, molecular electrostatic potential (MEP) distribution and vibrational frequencies calculation were
Xiao Liu et al.
Bioelectrochemistry (Amsterdam, Netherlands), 86, 38-45 (2012-03-01)
A novel Au-nanoparticles/poly-eriochrome black T film modified glassy carbon electrode (AuNPs/PEBT/GCE) was constructed for the simultaneous determination of l-cysteine (L-Cys) and l-tyrosine (L-Tyr) by differential pulse voltammetry. Fourier transform infrared spectra and electrochemical impedance spectroscopy indicate that the PEBT film
Alireza Nezamzadeh Ejhieh et al.
Journal of hazardous materials, 176(1-3), 629-637 (2009-12-17)
NiS-P zeolite was prepared by ion exchange and precipitation procedures and it was characterized by FT-IR, SEM and thermal methods. The prepared composite was used as a catalyst in the photodecolorization process of Eriochrome Black T (E.B.T.) dye in aqueous
R T Gettar et al.
Journal of chromatography. A, 855(1), 111-119 (1999-10-09)
The use of Eriochrome Black T in an alkaline, 40% methanol solution was found to be appropriate as post-column reagent for the determination of rare earths by ion chromatography. Detection of individual lanthanides and lanthanum was carried out at 512
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