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CAS 4335-09-5

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Direct Green 6

Description:
Direct Green 6, with the CAS number 4335-09-5, is a synthetic dye belonging to the azo dye class, characterized by its vivid green color. It is primarily used in the textile industry for dyeing cellulose fibers, such as cotton and rayon, due to its excellent affinity for these materials. The dye exhibits good lightfastness and washfastness, making it suitable for applications where durability is essential. Chemically, Direct Green 6 contains multiple aromatic rings and azo groups, which contribute to its chromophoric properties. It is soluble in water, allowing for easy application in dyeing processes. However, like many azo dyes, it may raise environmental and health concerns, as some azo compounds can release carcinogenic amines under certain conditions. Therefore, its use is regulated in various regions, and manufacturers must adhere to safety guidelines to mitigate potential risks. Overall, Direct Green 6 is valued for its vibrant coloration and effectiveness in textile applications, while also necessitating careful handling and environmental consideration.
Formula:C34H24N8O10S2·2Na
InChI:InChI=1S/C34H24N8O10S2.2Na/c35-31-30-21(17-28(53(47,48)49)32(31)40-38-24-9-13-26(14-10-24)42(45)46)18-29(54(50,51)52)33(34(30)44)41-39-23-7-3-20(4-8-23)19-1-5-22(6-2-19)36-37-25-11-15-27(43)16-12-25;;/h1-18,43-44H,35H2,(H,47,48,49)(H,50,51,52);;
InChI key:InChIKey=ZBZNKKZLZBXKBC-UHFFFAOYSA-N
SMILES:OC=1C2=C(C=C(S(=O)(=O)O)C1N=NC3=CC=C(C=C3)C4=CC=C(N=NC5=CC=C(O)C=C5)C=C4)C=C(S(=O)(=O)O)C(N=NC6=CC=C(N(=O)=O)C=C6)=C2N.[Na]
Synonyms:
  • 2,7-Naphthalenedisulfonic acid, 4-amino-5-hydroxy-6-[2-[4′-[2-(4-hydroxyphenyl)diazenyl][1,1′-biphenyl]-4-yl]diazenyl]-3-[2-(4-nitrophenyl)diazenyl]-, sodium salt (1:2)
  • 2,7-Naphthalenedisulfonic acid, 4-amino-5-hydroxy-6-[[4′-[(4-hydroxyphenyl)azo][1,1′-biphenyl]-4-yl]azo]-3-[(4-nitrophenyl)azo]-, disodium salt
  • Airedale Green BD
  • Aizen Direct Green BH
  • Amanil Green B
  • Apomine Green B
  • Atlantic Green 2B
  • Atul Direct Green B
  • Azine Green BX
  • Azocard Green B
  • See more synonyms
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