Oil red O / Sudan red 5B / Solvent Red 27 / Red Oil O

English Name: oil red O; Solvent Red 27； 1-(2,5-Dimethyl-4-(2,5-dimethylphenylazo)phenylazo)-2-naphthol

Other names: 1 - [2,5-dimethyl-4 - (2,5-dimethylphenylazo) phenylazo] - 2 naphthol; Sudan red 5B; Solvent Red 27; Red Oil O; 1 - [[4 - [(DIMETHYLPHENYL) azo] DIMETHYLPHENYL] azo] - 2-naphthol

CAS No.: 1320-06-5

C26H24N4O=408.49

Grade: BS

Absorbance test: Pass

TLC test: Pass

Em(513nm，acetone)：＞24000

Physicochemical properties: dark brown powder or red powder, it is an oil soluble azo dye. Soluble in benzene, soluble in chloroform, glacial acetic acid, ether, ethanol, acetone, petroleum ether, non-volatile oil, hot glycerol and volatile oil. It is light yellow red when dissolved in ethanol and light blue-green in concentrated sulfuric acid, and blue-purple precipitates are produced when diluted. Insoluble in water. The melting point is 195 ℃. The maximum absorption wavelength is 507 (354) nm. The minimum lethal dose (rabbit, subcutaneous) was 1000mg / kg. Irritating

Purpose: biochemical research. Biological stain; Starch gel electrophoresis was used for lipid and fat staining; Used as fat stain in microscopy

Saving: RT