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CAS 49735-71-9

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Fast Red B Salt

Description:
Fast Red B Salt, with the CAS number 49735-71-9, is an azo dye commonly used in various applications, including textiles and biological staining. It is characterized by its vibrant red color, which is a result of the azo functional group (-N=N-), a common feature in many synthetic dyes. This compound is soluble in water, making it suitable for use in aqueous solutions. Fast Red B Salt exhibits good lightfastness and stability under normal conditions, which contributes to its effectiveness in dyeing processes. Additionally, it is often utilized in histology and microscopy for staining purposes, particularly in the visualization of cellular structures. However, like many azo dyes, it may pose environmental and health concerns, necessitating careful handling and disposal. Overall, Fast Red B Salt is valued for its color properties and versatility in various industrial and scientific applications.
Formula:C10H7O6S2·C7H6N3O3
InChI:InChI=1/C10H8O6S2.C7H6N3O3/c11-17(12,13)9-5-1-3-7-8(9)4-2-6-10(7)18(14,15)16;1-13-7-4-5(10(11)12)2-3-6(7)9-8/h1-6H,(H,11,12,13)(H,14,15,16);2-4H,1H3/q;+1/p-1
SMILES:c1cc2c(cccc2S(=O)(=O)O)c(c1)S(=O)(=O)O.COc1cc(ccc1N=N)N(=O)=O
Synonyms:
  • 2-Methoxy-4-nitrobenzenediazonium 5-sulfonaphthalene-1-sulfonate
  • Fast Red B 1,5-naphthalenedisulfonate salt
  • 2-Methoxy-4-nitrobenzenediazonium naphthalene-1,5-disulfonate, 1-Amino-2-methoxy-4-nitrobenzene diazotated naphthalene-1,5-disulfonate
  • RED B SALT
  • BRENTAMINE FAST RED SALT B
  • FAST RED SALT B
  • 1-Amino-2-methoxy-4-nitrobenzene diazotated naphthalene-1,5-disulfonate
  • FastsaltredB
  • naphthalene-1,5-disulfonate
  • FAST RED B 1,5-NAPHTHALENEDISULFONATE
  • See more synonyms
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