Fast Yellow G Chemical Properties

Melting point:

>255°C (dec.)

Boiling point:

546.5±50.0 °C(Predicted)

Density 

1.30±0.1 g/cm3(Predicted)

vapor pressure 

0Pa at 25℃

storage temp. 

Amber Vial, -20°C Freezer

solubility 

Chloroform (Slightly, Heated, Sonicated), DMSO (Very Slightly, Heated)

Colour Index 

11680

pka

8.80±0.59(Predicted)

color 

Yellow to Dark Yellow

Stability:

Light Sensitive

LogP

3.1 at 22.5℃ and pH6

CAS DataBase Reference

2512-29-0(CAS DataBase Reference)

EPA Substance Registry System

C.I. Pigment Yellow 1 (2512-29-0)

Safety Information

Risk Statements 

20/21/22

Safety Statements 

26-36/37/39

WGK Germany 

3

HS Code 

3204.13.8000

Hazardous Substances Data

2512-29-0(Hazardous Substances Data)

MSDS

• Language:English Provider:Fast Yellow G

Fast Yellow G Usage And Synthesis

Uses

The Hansa yellow is a bright monoarylide often used in trade sales and emulsion paints. They have low opacity in paint films and are soluble in aromatic solvents.

Uses

Hansa Yellow is used in method for dyeing keratinous material, comprising the use of an Organosilicon compound, a Chromophoric compound and a film-forming polymer II.

Preparation

4-Methyl-2-nitrobenzenamine?diazo, and 3-Oxo-N-phenylbutanamide?coupling.

Properties and Applications

brilliant yellow. Slightly soluble in ethanol, acetone and benzene. Melting point 256 ℃. The strong sulfuric acid for golden brown, after diluted yellow precipitation; No change in nitric acid; In strong hydrochloric acid solution for red; Sodium hydroxide solution in a dilute no change. And C.I.Pigment Yellow 1 the same chemical structure.

Fast Yellow G(2512-29-0)Related Product Information

• Pigment Yellow 147
• Phosphorus
• Methyl acrylate
• Pigment Yellow 12
• Pigment Geen 7
• ARSENIC (III) SULFIDE
• Pigment Red 122
• Paraquat dichloride
• PHENYL VALERATE
• Kresoxim-methyl
• Pigment Yellow 139
• Basic Violet 1
• Pigment Yellow 154
• Pigment Yellow 151
• Acetonitrile
• Methylparaben
• Pigment Yellow 180
• 1114 Fast Yellow 2GS