ChemicalBook Product Catalog Biochemical Engineering Biochemical Reagents Biological Dyes SUDAN RED 7B

SUDAN RED 7B

SUDAN RED 7B Basic information
Product Name:SUDAN RED 7B
Synonyms:2-Naphthalenamine, N-ethyl-1-4-(phenylazo)phenylazo-;N-ETHYL-1-((PARA-(PHENYLAZO)PHENYL)AZO)-2-NAPHTHYLAMINE;Fat Red 7B, Fat red bluish, Solvent Red19;Sudan Red 7B,Fat Red 7B, Fat red bluish, Solvent Red19;Sudan Red 7B/Solvent Red 19;Sudan Red 7B 50GR;Sudan Red 7B 5GR;Fat red 7B, Molecular Biology
CAS:6368-72-5
MF:C24H21N5
MW:379.46
EINECS:228-862-5
Product Categories:Organics
Mol File:6368-72-5.mol
SUDAN RED 7B Structure
SUDAN RED 7B Chemical Properties
Melting point 130 °C (dec.)(lit.)
Boiling point 497.32°C (rough estimate)
density 1.3490 (rough estimate)
refractive index 1.6300 (estimate)
storage temp. Amber Vial, Refrigerator, Under inert atmosphere
solubility Chloroform, DMSO, Methanol
pka3.58±0.40(Predicted)
Colour Index 26050
form Powder
color Maroon
BRN 3534323
Stability:Light Sensitive
CAS DataBase Reference6368-72-5
IARC3 (Vol. 8, Sup 7) 1987
EPA Substance Registry System2-Naphthalenamine, N-ethyl-1-[2-[4-(2-phenyldiazenyl)phenyl]diazenyl]- (6368-72-5)
Safety Information
Hazard Codes Xn
Risk Statements 22
Safety Statements 37/39-26
WGK Germany 3
RTECS QM2850000
HS Code 32041900
MSDS Information
ProviderLanguage
SigmaAldrich English
ACROS English
SUDAN RED 7B Usage And Synthesis
Chemical Propertiesbordeaux crystalline powder
UsesSudan Red 7B is a fat soluble dye. Sudan Red 7B has been used to study the effects of emulsifying agents on disposition of lipid soluble drugs included in fat emulsion. Dyes and metabolites, Environmental Testing.
DefinitionChEBI: Sudan Red 7B is a member of azobenzenes.
Preparation4-(Phenyldiazenyl)benzenamine diazotization, and N-ethylnaphthalen-2-amine coupling.
Safety ProfileQuestionable carcinogen with experimental tumorigenic data. Mutation data reported. When heated to decomposition it emits toxic fumes of NOx.
Properties and Applicationsbrilliant blue light red. Soluble in ethanol for cherry red, soluble in acetone and benzene. In concentrated sulfuric acid for brilliant green blue, blue purple for after diluted to bordeaux red
Standard Light Fastness Heat-resistant(℃) water Sodium Carbonate(5%) Hydrochloric acid(5%)
Melting point Stable
ISO Poor 128-131.5 100-120≥ 100

Sublimation

Insoluble Well No change
N-Methylbenzene-1,2-diamine SUDAN RED 7B 4-AMINOAZOBENZENE SUDAN RED GGA YELLOW AB 2-Naphthylamine 1-[[2-methyl-4-[(2-methylphenyl)azo]phenyl]azo]-N-tridecylnaphthalen-2-amine Azobenzene SUDAN RED 290,SUDAN RED G, REAGENT FOR PH EUR,SUDAN RED G,SUDAN RED G (C.I. 12150) SUDAN RED 4BA NEW SUDAN RED 4BA,SUDAN RED BB,SUDAN RED IV,SUDAN RED BBA,Sudan Red _ba,SUDAN RED 4 LIPID CRIMSON 1,2-DIAMINONAPHTHALENE SUDAN RED 3B sudan red B (dye content 97%),SUDAN RED B, FOR MICROSCOPY,SUDAN RED B ethyl(2-naphthyl)amine Sudan I o-Phenylenediamine Fat Red 7b
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