Sudan Red 7B , 95% , 6368-72-5

Synonym(s):
Fat Red 7B;Fat red bluish;Solvent Red 19

CAS NO.：6368-72-5

Empirical Formula: C24H21N5

Molecular Weight: 379.46

MDL number: MFCD00003904

EINECS: 228-862-5

PRODUCT 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
• pka: 3.58±0.40(Predicted)
• Colour Index: 26050
• form: Powder
• color: Maroon
• λmax: 367-377 nm in toluene (2nd); 528-538 nm in toluene (1st)
• ε(extinction coefficient): ≥14230 at 367-377nm in toluene; ≥24660 at 528-538nm in toluene
• BRN: 3534323
• Stability: Light Sensitive
• Major Application: cleaning products; cosmetics; food and beverages; personal care
• InChI: 1S/C24H21N5/c1-2-25-23-17-12-18-8-6-7-11-22(18)24(23)29-28-21-15-13-20(14-16-21)27-26-19-9-4-3-5-10-19/h3-17,25H,2H2,1H3/b27-26+,29-28+
• InChIKey: VKWNTWQXVLKCSG-ZDXBJJIESA-N
• SMILES: CCNc1ccc2ccccc2c1\N=N\c3ccc(cc3)\N=N\c4ccccc4
• CAS DataBase Reference: 6368-72-5
• IARC: 3 (Vol. 8, Sup 7) 1987
• EPA Substance Registry System: 2-Naphthalenamine, N-ethyl-1-[2-[4-(2-phenyldiazenyl)phenyl]diazenyl]- (6368-72-5)

Description and Uses

Sudan Red 7B is a fat soluble dye. It 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.

Safety

• Symbol(GHS): GHS07
• Signal word: Warning
• Hazard statements: H302
• Precautionary statements: P264-P270-P301+P312-P330-P501
• PPE: dust mask type N95 (US), Eyeshields, Gloves
• Hazard Codes: Xn
• Risk Statements: 22
• Safety Statements: 37/39-26
• WGK Germany: 3
• RTECS: QM2850000
• TSCA: TSCA listed
• HS Code: 32041900
• Storage Class: 11 - Combustible Solids