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Merck

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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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
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
B Subash et al.
Spectrochimica acta. Part A, Molecular and biomolecular spectroscopy, 105, 314-319 (2013-01-16)
The Ag(2)S loaded ZnO (Ag(2)S-ZnO) was successfully synthesized by precipitation of zinc oxalate and Ag(2)S and calcination of the mixed precipitate at 400 °C for 12 h. The catalyst was characterized by X-ray diffraction (XRD), scanning electron microscope (SEM) images
Amit Parikh et al.
Biotechnology letters, 27(5), 323-326 (2005-04-19)
Cyanobacterial cultures isolated from sites polluted by industrial textile effluents were screened for their ability to decolorize cyclic azo dyes. Gloeocapsa pleurocapsoides and Phormidium ceylanicum decolorized Acid Red 97 and FF Sky Blue dyes by more than 80% after 26
Mary-Ann Glasier et al.
Current eye research, 33(8), 631-640 (2008-08-13)
To compare two variations of a membrane-based protein assay utilizing Amido black (AB) detection with a commercially available 3-(4-carboxybenzoyl) quinoline-2-carboxaldehyde (CBQCA) assay for use in the quantitation of individual tear proteins, pooled human tear proteins, and protein extracted from ex
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