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Solvent Yellow 5

Name:C.I.Solvent Yellow 5,C.I.11380

Molecular Structure: Single azo class

C.I.Solvent Yellow 5,C.I.11380,CAS 85-84-7,247.29,C16H13N3,Fluorescent Yellow 8gf

C.I.Solvent Yellow 5,C.I.11380,CAS 85-84-7,247.29,C16H13N3,Fluorescent Yellow 8gf

Molecular Formula:C16H13N3

Molecular Weight: 247.29

CAS Registry Number:85-84-7

Manufacturing Methods : aniline diazotization, and Naphthalen-2-amine coupling.

Properties and Applications:  red light yellow to orange. Light yellow powder. Soluble in ethanol for orange, insoluble in water. In ethanol from recrystallization out product melting point 104 ℃. In concentrated sulfuric acid for blue purple, red after diluted solution, and then have orange precipitation. Dye alcohol solution to join hydrochloric acid to red; Add sodium hydroxide solution color constant

Standard Light Fastness Heat-resistant(℃) water Sodium Carbonate(5%) Hydrochloric acid(5%)
Melting point Stable
ISO Good 102 90 Insoluble Well Good

List of Suppliers:

Fluorescent Yellow 8gf


One Response to “Solvent Yellow 5”

  1. […] solution with hydrochloric acid for red; Sodium hydroxide solution to join the same color. And C.I.Solvent yellow 5 the same chemical […]

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