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Textile Dyestuffs 

C.I.Reactive Red 45

Molecular Structure: Single azo class

Reactive Red P-3B

Reactive Brilliant Red 3B-P

Molecular Formula:C₂₇H₁₉ClN₇Na₃O₁₀S₃

Molecular Weight: 802.10

CAS Registry Number:12226-22-1/70210-46-7

Manufacturing Methods : 2-Amino-5-methylbenzenesulfonic acid diazo, and 4-Amino-5-hydroxynaphthalene-2,7-disulfonic acidcoupling, and then and 2,4,6-Trichloro-1,3,5-triazine condensation, again with N-methylbenzenaminecondensation.

Properties and Applications: colourful red blue light.

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