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Chromotrope 2B
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Catalog number L11330.14
also known as L11330-14
Price (USD)/ Each
49.40
-
Quantity:
25 g
Price (USD)/ Each
49.40
Chromotrope 2B
Catalog numberL11330.14
Price (USD)/ Each
49.40
-
Chemical Identifiers
CAS548-80-1
IUPAC Namedisodium (3E)-5-hydroxy-3-[2-(4-nitrophenyl)hydrazin-1-ylidene]-4-oxo-3,4-dihydronaphthalene-2,7-disulfonate
Molecular FormulaC16H9N3Na2O10S2
InChI KeyMQHFURHHKNKIRN-GVLVODDDSA-L
SMILES[Na+].[Na+].OC1=CC(=CC2=C1C(=O)C(=N/NC1=CC=C(C=C1)[N+]([O-])=O)C(=C2)S([O-])(=O)=O)S([O-])(=O)=O
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Specifications
Specification Sheet
Specification SheetSpecific Absorbance (E 1%/1cm)≥575 (at lambda max, on dried substance)
Appearance (Color)Dark green to dark brown to black
Loss on Drying≤18.0%
FormPowder
lambda-max (UV-Vis)512.0-518.0nm (c=0.1 in 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