CAS:15792-43-5|Acid Red 138 (~35% Dye Content)

Catalogue Number:A795283
Chemical Name:Acid Red 138 (~35% Dye Content)
Synonyms:2,​7-​Naphthalenedisulfoni​c acid, 5-​(acetylamino)​-​3-​[2-​(4-​dodecylphenyl)​diazenyl]​-​4-​hydroxy-​, sodium salt (1:2); 1-Naphthol-3,6-disulfonic acid, 8-acetamido-2-(p-dodecylphenylazo)-, disodium salt (6CI); 2,7-Naphthalenedisulfonic acid, 5-(acetylamino)-3-[(4-dodecylphenyl)azo]-4-hydroxy-, disodium salt (9CI); C.I. Acid Red 138, disodium salt (8CI); Acid Pink B; Acid Pink Red B; Acid Red B; Apollo Nylon Fast Brilliant Red M-BW; Best Acid Milling Red BW; C.I. 18073; C.I. Acid Red 138; Carbolan Crimson B; Covalene Red 4B; Covanyl Red 4B; Dycosweak Acid Pink B; Kayanol Milling Red BW; Milling Red 6B; Napthazine Red 4B; Nylomine Acid Red C 2B; Nylomine Acid Red P 2B; Suminol Milling Brilliant Red BS; Triacid Fast Milling Red B; Weak Acid Pink B
CAS Number:15792-43-5
Molecular Formula:C₃₀H₃₇N₃O₈S₂Na₂
Appearance:Dark Red to Very Dark Red Solid
Molecular Weight:677.74
Storage:-20°C, Inert atmosphere, Light sensitive
Solubility:Methanol (Very Slightly, Heated, Sonicated)
Stability
Light Sensitive
Category:Research Tools; Materials; Dyes;
Applications:Acid Red 138 is an organic azo dye used in the textile industry for wool fabrics, silk and nylon fabrics.
References:Mirjalili, M., et al.: African Journal of Biotechnology, 10, 19436 (2011); Fan, Q., et al.: Sichou, 49, 15 (2012); Guo, B., et al.: Dyes and Pigments, 146, 199 (2017)
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