dye|World dye variety

Name:C.I.Reactive Red 261,C.I.182145

Molecular Structure: Single azo class

C.I.Reactive Red 261,C.I.182145,CAS 80156-96-3,882.17,C31H19ClN7Na5O19S6,Reactive Red 3BF,Reactive Red 5BS

Molecular Formula:C₃₁H₁₉ClN₇Na₅O₁₉S₆

Molecular Weight: 882.17

CAS Registry Number:80156-96-3

Manufacturing Methods : aniline diazo, in alkaline conditions and 4-Amino-5-hydroxynaphthalene-2,7-disulfonic acid coupling, and then and  2,4,6-Trichloro-1,3,5-triazine condensation, again with registration, 2-(3-Aminophenylsulfonyl)ethyl hydrogen sulfate condensation.

Properties and Applications: yellow light red.

List of Suppliers:

Reactive Red 3BF,Reactive Red 5BS

Red 3BF (Hubei Hwalle Dyestuff Industry Co Ltd);

Rifafix Red BBN (Rifa Industrial Co Ltd)

Hubei Hwalle Dyestuff Industry Co.,Ltd.