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Ethyl Red
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Ethyl Red
Ethyl Red
Ethyl Red
Thermo Scientific Chemicals

Ethyl Red

CAS: 76058-33-8 | C17H18N3O2 | 296.35 g/mol
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250 g
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Catalog number A18367.18
also known as A18367-18
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50 g
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Chemical Identifiers
CAS76058-33-8
IUPAC Name2-{2-[4-(diethylamino)phenyl]diazen-1-yl}benzoate
Molecular FormulaC17H18N3O2
InChI KeyHBRCDTRQDHMTDA-UHFFFAOYSA-M
SMILESCCN(CC)C1=CC=C(C=C1)N=NC1=CC=CC=C1C([O-])=O
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SpecificationsSpecification SheetSpecification Sheet
Appearance (Color)Dark red to dark purple powder
FormPowder
Color ChangeRed @ pH 4.5 to yellow @ pH 6.5
lambda-max (UV-Vis)450nm ± 5nm (0.1M NaOH)
Solution Test0.1% in ethanol: clear
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