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Chromotrope FB
Chromotrope FB
Chromotrope FB
Thermo Scientific Chemicals

Chromotrope FB

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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10 g
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Price (USD)
42.65
Online Exclusive
47.30
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Each
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
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SpecificationsSpecification SheetSpecification 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)
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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