Directyellow27 , 10190-68-8

CAS NO.：10190-68-8

Empirical Formula: C25H20N4Na2O9S3

Molecular Weight: 662.62

MDL number: MFCD00005778

EINECS: 233-461-3

PRODUCT Properties

• storage temp.: room temp
• form: Fine Crystalline Powder
• Colour Index: 13950
• color: Yellow-orange
• λmax: 393 nm
• ε(extinction coefficient): 53000-57000 at 224-230nm in water at 0.02g/L
• Major Application: diagnostic assay manufacturing; hematology; histology
• InChIKey: VHKQQPDOJAIOKS-NOBNIHJLSA-L
• SMILES: [Na+].[Na+].COc1ccccc1NC(=O)C(\N=N\c2ccc(cc2S([O-])(=O)=O)-c3nc4ccc(C)c(c4s3)S([O-])(=O)=O)=C(/C)O
• EPA Substance Registry System: C.I. Direct Yellow 27, disodium salt (10190-68-8)

Description and Uses

Direct Yellow 27 is an organic dye used as a colourant for cellulosic fibers. Dyes and metabolites.

Safety

• Safety Statements: 24/25
• WGK Germany: 3
• TSCA: TSCA listed
• Storage Class: 11 - Combustible Solids