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Home > Encyclopedia > 2-Naphthalenesulfonic acid, 4-hydroxy-3-[2-(2-methoxy-5-nitrophenyl)diazenyl]-6-(phenylamino)-, sodium salt (1:1)

2-Naphthalenesulfonic acid, 4-hydroxy-3-[2-(2-methoxy-5-nitrophenyl)diazenyl]-6-(phenylamino)-, sodium salt (1:1)

2-Naphthalenesulfonic acid, 4-hydroxy-3-[2-(2-methoxy-5-nitrophenyl)diazenyl]-6-(phenylamino)-, sodium salt (1:1) structure

2-Naphthalenesulfonic acid, 4-hydroxy-3-[2-(2-methoxy-5-nitrophenyl)diazenyl]-6-(phenylamino)-, sodium salt (1:1) 

structure
  • CAS No:

    3626-41-3

  • Formula:

    C23H18N4O7S.Na

  • Chemical Name:

    2-Naphthalenesulfonic acid, 4-hydroxy-3-[2-(2-methoxy-5-nitrophenyl)diazenyl]-6-(phenylamino)-, sodium salt (1:1)

  • Synonyms:

    2-Naphthalenesulfonic acid,4-hydroxy-3-[2-(2-methoxy-5-nitrophenyl)diazenyl]-6-(phenylamino)-,sodium salt (1:1);C.I. Acid Brown 2,monosodium salt;2-Naphthalenesulfonic acid,4-hydroxy-3-[(2-methoxy-5-nitrophenyl)azo]-6-(phenylamino)-,monosodium salt;C.I. Acid Brown 2;C.I. 17605;Acid Fast Brown R;Acid Fast Brown WR;Acidine Brown SBR;Acid Resistant Brown R;Amacid Milling Brown R;Aquamine Brown R;Belacid Brown R;Colacid Fast Brown R;Diacid Supra Brown R;Erio Fast Brown RS;Eriosin Brown R;Fast Acid Brown RN;Fullacine Brown R;Kayanol Brown R;Midlon Brown R;Mitsui Acid Fast Brown RX;Nankai Acid Fast Brown R;Optamine Brown R;Pernilan Brown R;Silk Fast Brown RG;Suminol Fast Brown R;Supracetil Brown;Supracid Brown R;Supramine Brown R;Telon Brown GRL;Xylene Fast Brown RG;Xylene Fast Brown RN;Acid Brown K;Acid Brown 2;Colorosacid Brown R;12671-56-6

  • Categories:

    Dyes and Pigments  >  Dye

2-Naphthalenesulfonic acid, 4-hydroxy-3-[2-(2-methoxy-5-nitrophenyl)diazenyl]-6-(phenylamino)-, sodium salt (1:1) Basic Attributes

516.45845

516.071594

222-840-9

Characteristics

177.61000

7.20230

2-Naphthalenesulfonic acid, 4-hydroxy-3-[2-(2-methoxy-5-nitrophenyl)diazenyl]-6-(phenylamino)-, sodium salt (1:1) Use and Manufacturing

Methods of Manufacturing

Using 2-methoxy-5-nitroaniline (big red base RC) and N-phenyl gamma acid as raw materials, first diazotize the big red base RC, and then couple with N-phenyl gamma acid to obtain the product. The finished product is obtained by salting out, filtering, drying and crushing.

Uses

For dyeing wool and nylon fabrics

Computed Properties

Molecular Weight:516.5
Hydrogen Bond Donor Count:2
Hydrogen Bond Acceptor Count:10
Rotatable Bond Count:5
Exact Mass:516.07156435
Monoisotopic Mass:516.07156435
Topological Polar Surface Area:178
Heavy Atom Count:36
Complexity:842
Covalently-Bonded Unit Count:2
Compound Is Canonicalized:Yes

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