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Yellow 16 CAS 4314-14-1

Chemical Property:

Molecular Formula C16H14N4O
Molar Mass 278.31
Density 1.23
Melting Point 155°C
Boling Point 459.1±38.0 °C(Predicted)
Flash Point 231.5°C
Vapor Presure 0-0Pa at 20-50℃
Appearance Powder
pKa 1.45±0.70(Predicted)
Storage Condition Room Temprature
Refractive Index 1.649
Physical and Chemical Properties Yellow powder, melting point 155 °c. Insoluble in water, soluble in ethanol, acetone, chloroform and other organic solvents. In concentrated sulfuric acid in the green light yellow, diluted to orange yellow, accompanied by yellow precipitation. Slightly soluble in hot hydrochloric acid is orange; Slightly soluble in hot 5% sodium hydroxide solution is yellow.

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Introduction

Sudan yellow is an organic compound with the chemical name Sudan I. The following is an introduction to the nature, uses, preparation methods and safety information of Sudan Yellow:

 

Quality:

Sudan yellow is an orange-yellow to reddish-brown crystalline powder with a special strawberry flavor. It is soluble in ethanol, methylene chloride and phenol and insoluble in water. Sudan yellow is stable to light and heat, but is easily decomposed under alkaline conditions.

 

Uses: It can also be used in the dye and paint industry, as well as as a microscope stain in biological experiments.

 

Method:

Sudan yellow can be prepared by the reaction of aromatic amines such as aniline and benzidine with aniline methyl ketone. In the reaction, aromatic amine and aniline methyl ketone undergo amine exchange reaction in the presence of sodium hydroxide to form Sudan yellow.

 

Safety Information: Long-term or excessive intake of Sudan yellow may pose certain health risks to humans. The use of Sudan yellow requires strict control of dosage and compliance with relevant regulations and standards. In addition, Sudan yellow should also avoid contact with the skin or inhalation of its dust, which can cause allergic reactions or respiratory irritation.


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