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Home > Encyclopedia > 1-Naphthalenesulfonic acid, 4-amino-5-hydroxy-6-[2-[4′-[2-(2-hydroxy-8-sulfo-1-naphthalenyl)diazenyl][1,1′-biphenyl]-4-yl]diazenyl]-, sodium salt (1:2)

1-Naphthalenesulfonic acid, 4-amino-5-hydroxy-6-[2-[4′-[2-(2-hydroxy-8-sulfo-1-naphthalenyl)diazenyl][1,1′-biphenyl]-4-yl]diazenyl]-, sodium salt (1:2)

1-Naphthalenesulfonic acid, 4-amino-5-hydroxy-6-[2-[4′-[2-(2-hydroxy-8-sulfo-1-naphthalenyl)diazenyl][1,1′-biphenyl]-4-yl]diazenyl]-, sodium salt (1:2) structure

1-Naphthalenesulfonic acid, 4-amino-5-hydroxy-6-[2-[4′-[2-(2-hydroxy-8-sulfo-1-naphthalenyl)diazenyl][1,1′-biphenyl]-4-yl]diazenyl]-, sodium salt (1:2) 

structure
  • CAS No:

    6426-71-7

  • Formula:

    C32H23N5O8S2.2Na

  • Chemical Name:

    1-Naphthalenesulfonic acid, 4-amino-5-hydroxy-6-[2-[4′-[2-(2-hydroxy-8-sulfo-1-naphthalenyl)diazenyl][1,1′-biphenyl]-4-yl]diazenyl]-, sodium salt (1:2)

  • Synonyms:

    1-Naphthalenesulfonic acid,4-amino-5-hydroxy-6-[2-[4′-[2-(2-hydroxy-8-sulfo-1-naphthalenyl)diazenyl][1,1′-biphenyl]-4-yl]diazenyl]-,sodium salt (1:2);C.I. Direct Blue 42,disodium salt;1-Naphthalenesulfonic acid,4-amino-5-hydroxy-6-[[4′-[(2-hydroxy-8-sulfo-1-naphthalenyl)azo][1,1′-biphenyl]-4-yl]azo]-,disodium salt;C.I. 22505;Diaphtamine Blue 2R;Direct Blue 42;C.I. Direct Blue 42

  • Categories:

    Dyes and Pigments  >  Dye

1-Naphthalenesulfonic acid, 4-amino-5-hydroxy-6-[2-[4′-[2-(2-hydroxy-8-sulfo-1-naphthalenyl)diazenyl][1,1′-biphenyl]-4-yl]diazenyl]-, sodium salt (1:2) Basic Attributes

715.68

1-Naphthalenesulfonic acid, 4-amino-5-hydroxy-6-[2-[4′-[2-(2-hydroxy-8-sulfo-1-naphthalenyl)diazenyl][1,1′-biphenyl]-4-yl]diazenyl]-, sodium salt (1:2) Use and Manufacturing

Mainly used for dyeing cotton and viscose fibers

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