Skip to Content
Merck
CN
All Photos(1)

Key Documents

Safety Information

198110

Sigma-Aldrich

Sudan III

Dye content 85 %

Synonym(s):

1-[4-(Phenylazo)phenylazo]-2-naphthol, Cerasin Red, Fat Ponceau G, Fat Soluble Sudan, Scarlet B, Solvent Red 23, Sudan G, Sudan Red BK, Tony Red

Sign Into View Organizational & Contract Pricing


About This Item

Empirical Formula (Hill Notation):
C22H16N4O
CAS Number:
Molecular Weight:
352.39
Colour Index Number:
26100
Beilstein:
931185
EC Number:
MDL number:
UNSPSC Code:
12171500

composition

Dye content, 85%

mp

199 °C (dec.) (lit.)

λmax

354 nm
507 nm (2nd)

SMILES string

Oc1ccc2ccccc2c1\N=N\c3ccc(cc3)\N=N\c4ccccc4

InChI

1S/C22H16N4O/c27-21-15-10-16-6-4-5-9-20(16)22(21)26-25-19-13-11-18(12-14-19)24-23-17-7-2-1-3-8-17/h1-15,27H/b24-23+,26-25+

InChI key

FHNINJWBTRXEBC-QSZPNPOGSA-N

Looking for similar products? Visit Product Comparison Guide

replaced by

Product No.
Description
Pricing

Regulatory Information

新产品

Choose from one of the most recent versions:

Certificates of Analysis (COA)

Lot/Batch Number

Don't see the Right Version?

If you require a particular version, you can look up a specific certificate by the Lot or Batch number.

Already Own This Product?

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

Visit the Document Library

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