S4136

Sudan III

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

• Synonym(s): 1-[4-(Phenylazo)phenylazo]-2-naphthol, Cerasin Red, Fat Ponceau G, Fat Soluble Sudan, Scarlet B, Solvent Red 23, Sudan G, Sudan Red BK, Tony Red
• Empirical Formula (Hill Notation): C₂₂H₁₆N₄O
• CAS Number: 85-86-9
• Molecular Weight: 352.39
• Colour Index Number: 26100
• Beilstein: 931185
• EC Number: 201-638-4
• MDL number: MFCD00003905
• UNSPSC Code: 12171500
• PubChem Substance ID: 24899589
• NACRES: NA.47

Properties

• product name: Sudan III, 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.)
• solubility: toluene: 1 mg/mL, clear, red
• application(s): diagnostic assay manufacturing; hematology; histology
• storage temp.: room temp
• SMILES string: Oc1ccc2ccccc2c1\N=N\c3ccc(cc3)\N=N\c4ccccc4
• InChI: 1S/C22H16N4O/c27-21-15-10-16-6-4-5-9-20(16)22(21)26-25-19-13-11-18(12-14-19)24-23-17-7-2-1-3-8-17/h1-15,27H/b24-23+,26-25+
• InChI key: FHNINJWBTRXEBC-QSZPNPOGSA-N

Description

Suitability

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

Safety Information

• 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