PONCEAU 3R

disodium;3-hydroxy-4-[(2,4,5-trimethylphenyl)diazenyl]naphthalene-2,7-disulfonate

CAS: 3564-09-8

Molecular Formula	`C19H16N2Na2O7S2`
Molecular Weight	494.5 g/mol
Topological Polar Surface Area	176.0 A2
Hydrogen Bond Donors	1
Hydrogen Bond Acceptors	9
Rotatable Bonds	2
Exact Mass	494.01944
Heavy Atoms	32
Complexity	822.0

Chemical Identifiers

CAS Number	3564-09-8
SMILES	`CC1=CC(=C(C=C1C)N=NC2=C3C=CC(=CC3=CC(=C2O)S(=O)(=O)[O-])S(=O)(=O)[O-])C.[Na+].[Na+]`
InChIKey	`SWPPXVFKWWEYSV-UHFFFAOYSA-L`

📖 Product Overview

PONCEAU 3R (CAS: 3564-09-8) is a chemical compound with molecular formula C19H16N2Na2O7S2 and molecular weight 494.5 g/mol. Its IUPAC systematic name is disodium;3-hydroxy-4-[(2,4,5-trimethylphenyl)diazenyl]naphthalene-2,7-disulfonate. Topological Polar Surface Area 176.0 A2 Hydrogen Bond Donors 1 Hydrogen Bond Acceptors 9 Rotatable Bonds 2 Exact Mass 494.01944 Heavy Atoms 32 Complexity 822.0 InChI Key: SWPPXVFKWWEYSV-UHFFFAOYSA-L. SMILES: CC1=CC(=C(C=C1C)N=NC2=C3C=CC(=CC3=CC(=C2O)S(=O)(=O)[O-])S(=O)(=O)[O-])C.[Na+].[Na+].

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Safety Data Sheet (MSDS / SDS) View the Laboratory Chemical Safety Summary (LCSS) on PubChem — includes GHS classifications, hazard statements, first aid measures, and handling precautions.

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Frequently Asked Questions

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Yes, we offer sample quantities for quality testing. Please submit an inquiry with your requirements and we will arrange samples accordingly.

What documentation do you provide with the product?

We provide COA (Certificate of Analysis), MSDS (Material Safety Data Sheet), and technical data sheets with each shipment.

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