S4261

Sudan IV

Dye content, ≥80%, certified by the Biological Stain Commission, powder

• Synonym(s): Biebrich scarlet R fat soluble, Fat Ponceau R or 4, Lipid Crimson, Oil Red IV, Scarlet Red Scharlach, Solvent Red 24, Sudan R or BB
• Empirical Formula (Hill Notation): C₂₄H₂₀N₄O
• CAS Number: 85-83-6
• Molecular Weight: 380.44
• Colour Index Number: 26105
• Beilstein: 709018
• EC Number: 201-635-8
• MDL number: MFCD00003893
• UNSPSC Code: 12171500
• PubChem Substance ID: 24899597
• NACRES: NA.47

Properties

• product name: Sudan IV, BioXtra, certified by the Biological Stain Commission
• grade: certified by the Biological Stain Commission
• product line: BioXtra
• form: powder
• composition: Dye content, ≥80%
• mp: 199 °C (dec.) (lit.)
• λmax: 356-360 nm (2nd); 519-523 nm (1st)
• application(s): diagnostic assay manufacturing; hematology; histology
• storage temp.: room temp
• SMILES string: Cc1ccccc1\N=N\c2ccc(\N=N\c3c(O)ccc4ccccc34)c(C)c2
• InChI: 1S/C24H20N4O/c1-16-7-3-6-10-21(16)26-25-19-12-13-22(17(2)15-19)27-28-24-20-9-5-4-8-18(20)11-14-23(24)29/h3-15,29H,1-2H3/b26-25+,28-27+
• InChI key: RCTGMCJBQGBLKT-PAMTUDGESA-N

Description

Suitability

Certified as a fat staining using the Churukian variant of the Lillie-Ashburn supersaturated isopropanol method. Sudan IV is substituted for the oil red O in the procedure.

Safety Information

• Pictograms: GHS07
• Signal Word: Warning
• Hazard Statements: H317
• Precautionary Statements: P280 - P302 + P352
• Hazard Classifications: Skin Sens. 1A
• Storage Class Code: 11 - Combustible Solids
• WGK: WGK 3
• Flash Point(F): Not applicable
• Flash Point(C): Not applicable
• Personal Protective Equipment: dust mask type N95 (US), Eyeshields, Gloves