Chromotrope FB

Name: Chromotrope FB
SKU: B22328.09

CAS: 3567-69-9 | C20H12N2Na2O7S2 | 502.42 g/mol

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Catalog number B22328.09

also known as B22328-09

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Chemical Identifiers

CAS3567-69-9

IUPAC Namedisodium 4-{2-[(2E)-1-oxo-4-sulfonato-1,2-dihydronaphthalen-2-ylidene]hydrazin-1-yl}naphthalene-1-sulfonate

Molecular FormulaC20H12N2Na2O7S2

InChI KeyOJNIRNOPCQQNRY-JZFXEGLSSA-L

SMILES[Na+].[Na+].[O-]S(=O)(=O)C1=C\C(=N/NC2=C3C=CC=CC3=C(C=C2)S([O-])(=O)=O)C(=O)C2=CC=CC=C12

Specifications

Specification Sheet

Appearance (Color)Dark red or brown to black

FormCrystalline powder or powder

Loss on Drying<8.0% (105°C/contant wt.)

lambda-max (UV-Vis)512.0-518.0nm (0.1% v/w in Distilled Water)

Specific Absorbance (E 1%/1cm)>400 (lambda-max in Distilled Water)

This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Scientific Chemicals.

RUO – Research Use Only