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Acid Red 374

Acid Red 374 Structure
CAS No.
6507-78-4
Chemical Name:
Acid Red 374
Synonyms
C.I.24785;Acid Red FG;Scarlet FG;Acid Red 374;Acid Scarlet 2G;Wogenal Red CG.;Acid Scarlet FG;Acid Scarlet 2Zh;Einecs 229-397-0;C.I. Acid Red 374
CBNumber:
CB2875572
Molecular Formula:
C38H29N4Na3O11S3
Molecular Weight:
882.82137
MOL File:
6507-78-4.mol
Modify Date:
2023/5/4 15:15:26

SAFETY

Risk and Safety Statements

Symbol(GHS) 
GHS07
Signal word  Warning
Hazard statements  H412-H319
Precautionary statements  P273-P501-P264-P280-P305+P351+P338-P337+P313P

Acid Red 374 Chemical Properties,Uses,Production

Preparation

1,1-Bis(4-aminophenyl)cyclohexane double nitriding, respectively with the 7-Hydroxynaphthalene-1,3-disulfonic acid and 4-Hydroxynaphthalene-1-sulfonic acid coupling.

Properties and Applications

colourful red yellow light. Dark red powder, soluble in water for orange red, slightly soluble in ethanol for golden brown. The strong sulfuric acid to red light purple, to orange diluted. The dye solution to join strong hydrochloric acid for orange red, add thick sodium hydroxide solution for orange brown. Used for wool, silk and polyamide fiber dyeing.

Standard Light Fastness Soaping Persperation Fastness Oxygen bleaching Fastness to seawater
Fading Stain Fading Stain Fading Stain
ISO 5 4-5 5 Acid
Alkali5 4
4-5 5

Acid Red 374 Preparation Products And Raw materials

Best Acid Milling Scarlet F 2G Acid Red 374 1,3-Naphthalenedisulfonic acid, 7-hydroxy-8-4-1-4-(1-hydroxy-4-sulfo-2-naphthalenyl)azophenylcyclohexylphenylazo-, trisodium salt Acid red 374 (C.I. 24785) Scarlet FG C.I. Acid Red 374 trisodium 7-hydroxy-8-[[4-[1-[4-[(1-hydroxy-4-sulphonato-2-naphthyl)azo]phenyl]cyclohexyl]phenyl]azo]naphthalene-1,3-disulphonate Weak Acid Scarlet FG Acid Milling Red FG Acid Red FG Acid Scarlet 2G Acid Scarlet 2Zh Dycosweak Acid Red FG Kenamide Scarlet KBR Milling Brilliant Scarlet FG Sandolan Scarlet N-GR Triacid Fast Scarlet GFS Wogenal Red CG. 7-Hydroxy-8-[[4-[1-[4-[(1-hydroxy-4-sulfo-2-naphtyl)azo]phenyl]cyclohexyl]phenyl]azo]-1,3-naphthalenedisulfonic acid trisodium salt C.I.24785 Einecs 229-397-0 Trisodium 7-hydroxy-8-((4-(1-(4-((1-hydroxy-4-sulphonato-2-naphthyl)azo)phenyl)cyclohexyl)phenyl)azo)naphthalene-1,3-disulphonate Acid Scarlet FG WTFCEIYUYUWDJX-TVJWPASWSA-N trisodium,(8Z)-7-oxo-8-[[4-[1-[4-[(2E)-2-(1-oxo-4-sulfonatonaphthalen-2-ylidene)hydrazinyl]phenyl]cyclohexyl]phenyl]hydrazinylidene]naphthalene-1,3-disulfonate risodium,(8Z)-7-oxo-8-[[4-[1-[4-[(2E)-2-(1-oxo-4-sulfonatonaphthalen-2-ylidene)hydrazinyl]phenyl]cyclohexyl]phenyl]hydrazinylidene]naphthalene-1,3-disulfonate Acid Red 374 ISO 9001:2015 REACH C.I.Acid Red 374:C.I.24785 6507-78-4 C38H29N4Na3O11S3 C38H29N4O11S33Na