Solvent Red 52 Chemical Properties

Boiling point:

585.0±50.0 °C(Predicted)

Density 

1.36±0.1 g/cm3(Predicted)

vapor pressure 

0-0Pa at 25℃

solubility 

Chloroform (Slightly), Methanol (Slightly), Pyridine (Slightly)

form 

Solid

pka

0.46±0.20(Predicted)

color 

Dark Purple to Black

Water Solubility 

750-2880900ng/L at 20-30℃

LogP

4.506-4.8 at 25℃

CAS DataBase Reference

81-39-0(CAS DataBase Reference)

EPA Substance Registry System

3H-Dibenz[f,ij]isoquinoline-2,7-dione, 3-methyl-6-[(4-methylphenyl)amino]- (81-39-0)

Solvent Red 52 Usage And Synthesis

Uses

Solvent Red 52 is used in method for production of Poly(trimethylene furandicarboxylate) using Zinc catalyst.

Preparation

(a) 6-Bromo-3-methyl-3H-naphtho[1,2,3-de]quinoline-2,7-dione or 1-Bromo-4-(N-methylacetamido)anthraquinone and p-Methylaniline condensation; (b)N-(4-(p-toluidino)-9,10-dioxo-9,10-dihydroanthracen-1-yl)-N-methylacetamide closed loop into Anthrapyridone.

Properties and Applications

blue light red. Soluble in water and Pyridine . In concentrated sulfuric acid for deep red, red precipitation after dilution. Used for acetate, polyethylene, thermal plastic coloring.

Solvent Red 52(81-39-0)Related Product Information

• Methanol
• Acetonitrile
• Isoquinoline
• Methylparaben
• Methyl acrylate
• p-Toluidine
• Paraquat dichloride
• Kresoxim-methyl
• Solvent Red 49
• N,N-Dimethylformamide
• Sodium carboxymethyl cellulose
• 5,6,7,8-TETRAHYDROISOQUINOLINE
• Solvent Red 218
• Basic Violet 1
• Solvent Blue 36
• Methyl
• Solvent Red 43
• Solvent Red 8