Acid red 163

CAS No.
13421-53-9
Chemical Name:
Acid red 163
Synonyms
CI 24790;ACIDRED163;C.I.Acid Red 163;Acid red 163 (C.I. 24790);C.I.Acid Red 163:C.I.24790;disodium 4,6-dihydroxy-3-[[4-[1-[4-[[1-hydroxy-7-[(phenylsulphonyl)oxy]-3-sulphonato-2-naphthyl]azo]phenyl]cyclohexyl]phenyl]azo]naphthalene-2-sulphonate;4,6-Dihydroxy-3-[[4-[1-[4-[[1-hydroxy-7-[(phenylsulfonyl)oxy]-3-sulfo-2-naphtyl]azo]phenyl]cyclohexyl]phenyl]azo]-2-naphthalenesulfonic acid disodium salt
CBNumber:
CB3936139
Molecular Formula:
C44H37N4NaO12S3
Molecular Weight:
932.97
MDL Number:
MOL File:
13421-53-9.mol
Last updated:2022-12-21 16:56:50

Acid red 163 Properties

EWG's Food Scores 1
FDA UNII JUA3Q83L2E

Acid red 163 Chemical Properties,Uses,Production

Preparation

1,1-Bis(4-aminophenyl)cyclohexane double nitriding, and 4,6-Dihydroxynaphthalene-1-sulfonic acid (2 Moore) coupled, then use 1 Moore Benzenesulfonyl chloride for esterification.

Properties and Applications

red. Soluble in water for red, slightly soluble in alcohol in red. The strong sulfuric acid for purple; After dilute for pink. In water solution to join strong hydrochloric acid for red, add thick sodium hydroxide solution for red orange brown.

Standard Light Fastness Soaping Persperation Fastness Oxygen bleaching Fastness to seawater
Fading Stain Fading Stain Fading Stain
ISO 5 4 3-4 4 3 4-5

Acid red 163 Preparation Products And Raw materials

disodium 4,6-dihydroxy-3-[[4-[1-[4-[[1-hydroxy-7-[(phenylsulphonyl)oxy]-3-sulphonato-2-naphthyl]azo]phenyl]cyclohexyl]phenyl]azo]naphthalene-2-sulphonate CI 24790 ACIDRED163 Acid red 163 (C.I. 24790) 4,6-Dihydroxy-3-[[4-[1-[4-[[1-hydroxy-7-[(phenylsulfonyl)oxy]-3-sulfo-2-naphtyl]azo]phenyl]cyclohexyl]phenyl]azo]-2-naphthalenesulfonic acid disodium salt C.I.Acid Red 163 C.I.Acid Red 163:C.I.24790 13421-53-9