Solvent Red 1

Molecular Formula
C17H14N2O2
Catalog Number
S1174
Supplier/Brand
Spectrum Chemical
CAS Number
1229-55-6

Solvent Red 1, also known as Sudan Red G, is a lysochrome azo dye used for coloring oils, fats, and waxes; it can also be used in hair dyes and temporary tattoos. Ungraded products supplied by Spectrum are indicative of a grade suitable for general industrial use or research purposes and typically are not suitable for human consumption or therapeutic use.


Synonyms: Sudan R ; Pigment Purple ; Brilliant Fast Scarlet R ; Ceres Red G ; 1-[(2-Methoxyphenyl)azo]-2-naphthol

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2023