Skip to Content
Merck
CN

228826

Sigma-Aldrich

Benzopurpurin 4B

Synonym(s):

Direct red 2

Sign Into View Organizational & Contract Pricing

Select a Size


About This Item

Empirical Formula (Hill Notation):
C34H26N6Na2O6S2
CAS Number:
Molecular Weight:
724.72
Colour Index Number:
23500
EC Number:
MDL number:
UNSPSC Code:
12171500
Technical Service
Need help? Our team of experienced scientists is here for you.
Let Us Assist
Technical Service
Need help? Our team of experienced scientists is here for you.
Let Us Assist

λmax

500 nm

SMILES string

[Na+].[Na+].Cc1cc(ccc1\N=N\c2cc(c3ccccc3c2N)S([O-])(=O)=O)-c4ccc(\N=N\c5cc(c6ccccc6c5N)S([O-])(=O)=O)c(C)c4

Regulatory Information

新产品
This item has

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