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Merck
CN

N9002

Naphthol Blue Black

Dye content ~50 %, Powder

Synonym(s):

Acid Black 1, Amido Black 10B, Buffalo Black NBR

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About This Item

Empirical Formula (Hill Notation):
C22H14N6Na2O9S2
CAS Number:
1064-48-8
Molecular Weight:
616.49
UNSPSC Code:
12171500
NACRES:
NA.47
PubChem Substance ID:
24897883
EC Number:
213-903-1
MDL number:
MFCD00004017
Colour Index Number:
20470
Beilstein/REAXYS Number:
5374263

Key Documents

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Product Name

Naphthol Blue Black, Dye content ~50 %

InChI key

AOMZHDJXSYHPKS-DROYEMJCSA-L

InChI

1S/C22H16N6O9S2.2Na/c23-19-18-12(11-17(39(35,36)37)21(22(18)29)27-24-13-4-2-1-3-5-13)10-16(38(32,33)34)20(19)26-25-14-6-8-15(9-7-14)28(30)31;;/h1-11,29H,23H2,(H,32,33,34)(H,35,36,37);;/q;2*+1/p-2/b26-25+,27-24+;;

SMILES string

[Na+].[Na+].Nc1c(\N=N\c2ccc(cc2)[N+]([O-])=O)c(cc3cc(c(\N=N\c4ccccc4)c(O)c13)S([O-])(=O)=O)S([O-])(=O)=O

form

powder

composition

Dye content, ~50%

solubility

water: 1 mg/mL

λmax

617-620 nm in water

application(s)

diagnostic assay manufacturing
hematology
histology

storage temp.

room temp

Quality Level

200

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Related Categories

pictograms

Exclamation mark
GHS07

signalword

Warning

hcodes

H317

Hazard Classifications

Skin Sens. 1B

Storage Class

11 - Combustible Solids

wgk

WGK 1

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

dust mask type N95 (US), Eyeshields, Gloves

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Certificates of Analysis (COA)

Lot/Batch Number
129K2563
030H0125V
030H0124
108F0652
014C1060

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Shih-Hsien Chang et al.
Journal of hazardous materials, 166(2-3), 1279-1288 (2009-01-23)
Degradation of Remazol Brilliant Blue R (anthraquinone dye) and Acid Black 1 (azo dye) by Fenton oxidation and low-cost Fe(0)/air process was compared. The doses of Fenton reagent needed for decolorization of Remazol Brilliant Blue R was much higher than
M D Chengalroyen et al.
World journal of microbiology & biotechnology, 29(4), 625-633 (2012-11-29)
Investigation into the biodegradative capability of several actinomycetes led to the discovery of many strains possessing an ability to decolorize a variety of azo and triphenylmethane dyes. Of particular interest is an Amycolatopsis sp. isolate which displayed the ability to
Balakrishnan Priya et al.
Bioresource technology, 102(14), 7218-7223 (2011-05-17)
Ten different strains of marine cyanobacteria were tested for their ability to decolourise and degrade a recalcitrant diazo dye, C.I. Acid Black 1. Of them, Oscillatoria curvicepsBDU92191 was able to grow up to a tested concentration of 500 mG L(-1).
Paul Roach et al.
The journal of physical chemistry. B, 110(41), 20572-20579 (2006-10-13)
Protein adsorption is of major and widespread interest, being useful in the fundamental understanding of biological processes at interfaces through to the development of new materials. A number of techniques are commonly used to study protein adhesion, but few are
Gyorgy Csako
Methods in molecular biology (Clifton, N.J.), 869, 147-171 (2012-05-16)
Immunofixation electrophoresis (IFE) is a technique for the identification of proteins within complex mixtures after separation by either conventional zone electrophoresis or isoelectric focusing. Most commonly antigens (which are often immunoglobulins) are separated by electrophoresis followed by precipitation with specific
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