Skip to Content
MilliporeSigma
All Photos(3)

Documents

N7257

Sigma-Aldrich

Naphthol Green B

Technical grade

Synonym(s):

Acid Green 1

Sign Into View Organizational & Contract Pricing


About This Item

Empirical Formula (Hill Notation):
C30H15FeN3Na3O15S3
CAS Number:
Molecular Weight:
878.46
Colour Index Number:
10020
EC Number:
MDL number:
UNSPSC Code:
12352103
PubChem Substance ID:
NACRES:
NA.23

form

powder

λmax

714 nm

SMILES string

[Na+].[Na+].[Na+].[O-]S(=O)(=O)c1ccc2c(N=O)c(O[Fe](Oc3ccc4cc(ccc4c3N=O)S([O-])(=O)=O)Oc5ccc6cc(ccc6c5N=O)S([O-])(=O)=O)ccc2c1

InChI

1S/3C10H7NO5S.Fe.3Na/c3*12-9-4-1-6-5-7(17(14,15)16)2-3-8(6)10(9)11-13;;;;/h3*1-5,12H,(H,14,15,16);;;;/q;;;+3;3*+1/p-6

InChI key

JMXROTHPANUTOJ-UHFFFAOYSA-H

Looking for similar products? Visit Product Comparison Guide

Storage Class

13 - Non Combustible Solids

wgk_germany

WGK 3

flash_point_f

Not applicable

flash_point_c

Not applicable


Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

Already Own This Product?

Find documentation for the products that you have recently purchased in the Document Library.

Visit the Document Library

Customers Also Viewed

Articles

Graphene is the building block for carbon nanomaterials with different dimensionalities.

Our team of scientists has experience in all areas of research including Life Science, Material Science, Chemical Synthesis, Chromatography, Analytical and many others.

Contact Technical Service