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Home > Encyclopedia > 2,7-Naphthalenedisulfonic acid, 3-[2-[2,2′-dimethyl-4′-[2-[4-[[(4-methylphenyl)sulfonyl]oxy]phenyl]diazenyl][1,1′-biphenyl]-4-yl]diazenyl]-4-hydroxy-, sodium salt (1:2)

2,7-Naphthalenedisulfonic acid, 3-[2-[2,2′-dimethyl-4′-[2-[4-[[(4-methylphenyl)sulfonyl]oxy]phenyl]diazenyl][1,1′-biphenyl]-4-yl]diazenyl]-4-hydroxy-, sodium salt (1:2)

2,7-Naphthalenedisulfonic acid, 3-[2-[2,2′-dimethyl-4′-[2-[4-[[(4-methylphenyl)sulfonyl]oxy]phenyl]diazenyl][1,1′-biphenyl]-4-yl]diazenyl]-4-hydroxy-, sodium salt (1:2) structure

2,7-Naphthalenedisulfonic acid, 3-[2-[2,2′-dimethyl-4′-[2-[4-[[(4-methylphenyl)sulfonyl]oxy]phenyl]diazenyl][1,1′-biphenyl]-4-yl]diazenyl]-4-hydroxy-, sodium salt (1:2) 

structure
  • CAS No:

    6358-57-2

  • Formula:

    C37H30N4O10S3.2Na

  • Chemical Name:

    2,7-Naphthalenedisulfonic acid, 3-[2-[2,2′-dimethyl-4′-[2-[4-[[(4-methylphenyl)sulfonyl]oxy]phenyl]diazenyl][1,1′-biphenyl]-4-yl]diazenyl]-4-hydroxy-, sodium salt (1:2)

  • Synonyms:

    2,7-Naphthalenedisulfonic acid,3-[2-[2,2′-dimethyl-4′-[2-[4-[[(4-methylphenyl)sulfonyl]oxy]phenyl]diazenyl][1,1′-biphenyl]-4-yl]diazenyl]-4-hydroxy-,sodium salt (1:2);C.I. Acid Red 111,disodium salt;2,7-Naphthalenedisulfonic acid,3-[[2,2′-dimethyl-4′-[[4-[[(4-methylphenyl)sulfonyl]oxy]phenyl]azo][1,1′-biphenyl]-4-yl]azo]-4-hydroxy-,disodium salt;C.I. 23266;Coomassie Fast Scarlet B;Ortol Scarlet FG;Polar Scarlet GS;Sulfonine Scarlet GWL;Sulfonine Scarlet GWLN;C.I. Acid Red 111;Acid Red 111;Kayanol Milling Scarlet FGW;Nylosan Scarlet F 3GL;Stenolana Brilliant Scarlet 2GL;Levanol Fast Scarlet FGN;Coomassie Scarlet B;Sandolan Milling Scarlet N-GWL;Supranol Fast Scarlet FGN;Acid Scarlet F 3GL;Triacid Fast Scarlet FG;Simacid Scarlet 24899;Lerui Acid Scarlet F 3GL;Covanyl Scarlet FGR;Acid Red FGN;Acid Red F 3GL;Dycosweak Acid Scarlet F 3GL;Naphthazine Milling Scarlet BR;Best Acid Milling Scarlet FGW;51278-14-9

  • Categories:

    Dyes and Pigments  >  Dye

2,7-Naphthalenedisulfonic acid, 3-[2-[2,2′-dimethyl-4′-[2-[4-[[(4-methylphenyl)sulfonyl]oxy]phenyl]diazenyl][1,1′-biphenyl]-4-yl]diazenyl]-4-hydroxy-, sodium salt (1:2) Basic Attributes

830.81

830.07600

228-779-4

86K4T0CSTS

DTXSID3044708

Characteristics

249

11.78670

Safety Information

P273, P501

H412

H412 (95.45%): Harmful to aquatic life with long lasting effects [Hazardous to the aquatic environment, long-term hazard]|P273, and P501|Aggregated GHS information provided by 49 companies from 3 notifications to the ECHA C&L Inventory.

2,7-Naphthalenedisulfonic acid, 3-[2-[2,2′-dimethyl-4′-[2-[4-[[(4-methylphenyl)sulfonyl]oxy]phenyl]diazenyl][1,1′-biphenyl]-4-yl]diazenyl]-4-hydroxy-, sodium salt (1:2) Use and Manufacturing

Methods of Manufacturing

Using 2, 2'-dimethylbenzidine, 1-naphthol-3, 6-disulfonic acid, phenol, and p-toluenesulfonyl chloride as raw materials, firstly 2, 2'-dimethylbenzidine is double-nitrided, Coupling with 1-naphthol-3, 6-disulfonic acid, then coupling with phenol, and finally condensing the diazo compound with p-toluenesulfonyl chloride to obtain the product.

Uses

Weak acid scarlet 3GL is suitable for dyeing wool and nylon, with bright color and good fastness to wet treatment. When wool and a variety of fibers are dyed in the same bath, the nylon is dyed, the silk color is light, the polyester and acrylic are slightly stained, and the cellulose fiber is not stained. It can also be used for the direct printing of silk and wool fabrics and the coloring of leather. It can also be used to dye various bright red with weak acid pink BS.

2,7-Naphthalenedisulfonic acid, 3-[2-[2,2'-dimethyl-4'-[2-[4-[[(4-methylphenyl)sulfonyl]oxy]phenyl]diazenyl][1,1'-biphenyl]-4-yl]diazenyl]-4-hydroxy-, sodium salt (1:2): ACTIVE

Computed Properties

Molecular Weight:830.8
Hydrogen Bond Donor Count:1
Hydrogen Bond Acceptor Count:14
Rotatable Bond Count:8
Exact Mass:830.07629519
Monoisotopic Mass:830.07629519
Topological Polar Surface Area:253
Heavy Atom Count:56
Complexity:1620
Covalently-Bonded Unit Count:3
Compound Is Canonicalized:Yes

Material

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