Solvent Violet 13

CAS NO.：81-48-1
Empirical Formula: C21H15NO3
Molecular Weight: 329.35
MDL number: MFCD00019148
EINECS: 201-353-5
SAFETY DATA SHEET (SDS)
Update Date: 2024-03-19 15:37:51

What is Solvent Violet 13?

The Uses of Solvent Violet 13

1-Hydroxy-4-(p-tolylamino)anthracene-9,10-dione (cas# 81-48-1) is a useful research chemical. Dyes and metabolites, Environmental Testing.

What are the applications of Application

Quinizarin Blue is Used to dye hydrocarbon products

Preparation

1,4-Dihydroxyanthracene-9,10-dione Or Anthracene-1,4,9,10-tetraol Or 1-Bromo-4-hydroxyanthraquinone Or 1-Chloro-4-hydroxyanthracene-9,10-dione and p-Methylaniline reaction.

Flammability and Explosibility

Not classified

Synthesis

1-Hydroxy-4-(p-methylphenylamino) anthraquinone is prepared from the leuco form of quinizarin and p-toluidine , or from 4-halo- 1-hydroxyanthraquinone and p-toluidine.

Properties and Applications

brilliant blue purple. In concentrated sulfuric acid for SAP green, dilution after olive, red blue precipitation

Standard	Light Fastness	Heat-resistant(℃)		water	Sodium Carbonate(5%)	Hydrochloric acid(5%)
		Melting point	Stable
ISO	>7		330	Insoluble

Properties of Solvent Violet 13

Melting point:	186.1 °C
Boiling point:	466.95°C (rough estimate)
Density	1.2464 (rough estimate)
vapor pressure	0Pa at 25℃
refractive index	1.5614 (estimate)
storage temp.	Keep in dark place,Inert atmosphere,Room temperature
solubility	Chloroform (Slightly)
pka	8.00±0.20(Predicted)
form	powder to crystal
Colour Index	60725
color	Red to Dark blue to Black
Water Solubility	9.3μg/L at 25℃
CAS DataBase Reference	81-48-1(CAS DataBase Reference)
EPA Substance Registry System	C.I. Solvent Violet 13 (81-48-1)