Acid Red 374 Usage And Synthesis

Uses

C.I. Acid red 374 is an acid red dye that can be adsorbed and removed by bentone clay.

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.

References

[1] Baskaralingam P, Pulikesi M, Elango D, et al. Adsorption of acid dye onto organobentonite[J]. Journal of hazardous materials, 2006, 128(2-3): 138-144.

Acid Red 374(6507-78-4)Related Product Information

• Acid black MR
• sodium 3-[[4-(benzoylethylamino)-2-methylphenyl]azo]-4-hydroxynaphthalene-1-sulphonate
• hydrogen [4-[[4-(diethylamino)phenyl][4-[ethyl[(3-sulphonatobenzyl)amino]-o-tolyl]methylene]-3-methylcyclohexa-2,5-dien-1-ylidene](ethyl)(3-sulphonatobenzyl)ammonium, sodium salt
• Tracid Brilliant Red 10b
• 4-Amino-5-hydroxy-3-[(4-nitrophenyl)azo]-6-(phenylazo)-2,7-naphthalenedisulfonic acid disodium salt mixt. with 4-[(2-hydroxy-1-naphthalenyl)azo]benzenesulfonic acid monosodium salt
• Acid Black 26
• Acid Orange RN
• Acid red PA
• Weakly acidic brown BR
• Acid complex black N-WA
• Acid black N-GRS
• Acid complex red
• Acidic Navy SG
• Acid brown BR
• Acid Ruby N-5BL
• Acid red blue 2R
• Acid red F-GS
• Acid red SG