201871

Direct yellow 27

• Formula empirica (notazione di Hill): C₂₅H₂₀N₄Na₂O₉S₃
• Numero CAS: 10190-68-8
• Peso molecolare: 662.62
• PubChem Substance ID: 24852026
• UNSPSC Code: 12171500
• Colour Index Number: 13950
• NACRES: NA.47
• EC Number: 233-461-3
• MDL number: MFCD00005778

Proprietà

• form: powder
• Quality Segment: 100
• λmax: 393 nm
• ε (extinction coefficient): 53000-57000 at 224-230 nm in water at 0.02 g/L
• application(s): diagnostic assay manufacturing; hematology; histology
• storage temp.: room temp
• SMILES string: [Na+].[Na+].COc1ccccc1NC(=O)C(\N=N\c2ccc(cc2S([O-])(=O)=O)-c3nc4ccc(C)c(c4s3)S([O-])(=O)=O)=C(/C)O
• InChI: 1S/C25H22N4O9S3.2Na/c1-13-8-10-18-22(23(13)41(35,36)37)39-25(27-18)15-9-11-17(20(12-15)40(32,33)34)28-29-21(14(2)30)24(31)26-16-6-4-5-7-19(16)38-3;;/h4-12,30H,1-3H3,(H,26,31)(H,32,33,34)(H,35,36,37);;/q;2*+1/p-2/b21-14-,29-28+;;
• InChI key: VHKQQPDOJAIOKS-NOBNIHJLSA-L

Descrizione

General description

As a direct dye, Direct Yellow 27 is an acid dye with large molecules that will bind to cellulose fibers directly. It is mono azo dye with good light fastness.

Informazioni sulla sicurezza

• Classe di stoccaggio: 11 - Combustible Solids
• Che succede?: WGK 3
• Punto di infiammabilità (°F): Not applicable
• Punto di infiammabilità (°C): Not applicable