disodium 4-hydroxy-3-[[4'-[(2-hydroxynaphthyl)azo]-2,2'-dimethyl[1,1'-biphenyl]-4-yl]azo]naphthalene-2,7-disulphonate

Product Name
disodium 4-hydroxy-3-[[4'-[(2-hydroxynaphthyl)azo]-2,2'-dimethyl[1,1'-biphenyl]-4-yl]azo]naphthalene-2,7-disulphonate
CAS No.
3701-40-4
Chemical Name
disodium 4-hydroxy-3-[[4'-[(2-hydroxynaphthyl)azo]-2,2'-dimethyl[1,1'-biphenyl]-4-yl]azo]naphthalene-2,7-disulphonate
Synonyms
ACIDRED99;C.I. Acid Red 99;Acid red 99 (C.I. 23285);C.I.Acid Red 99:C.I.23285;disodium 4-hydroxy-3-[[4'-[(2-hydroxynaphthyl)azo]-2,2'-dimethyl[1,1'-biphenyl]-4-yl]azo]naphthalene-2,7-disulphonate;2,7-Naphthalenedisulfonic acid, 4-hydroxy-3-[[4'-[(2-hydroxy- 1-naphthalenyl)azo]-2,2'-dimethyl[1,1'-biphenyl ]-4-yl]azo]-, disodium salt;disodium,(3Z)-3-[[3-methyl-4-[2-methyl-4-[(2Z)-2-(2-oxonaphthalen-1-ylidene)hydrazinyl]phenyl]phenyl]hydrazinylidene]-4-oxonaphthalene-2,7-disulfonate
CBNumber
CB5883587
Molecular Formula
C34H24N4Na2O8S2
Formula Weight
726.6859
MOL File
3701-40-4.mol
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disodium 4-hydroxy-3-[[4'-[(2-hydroxynaphthyl)azo]-2,2'-dimethyl[1,1'-biphenyl]-4-yl]azo]naphthalene-2,7-disulphonate Property

EPA Substance Registry System
2,7-Naphthalenedisulfonic acid, 4-hydroxy-3-[[4'-[(2-hydroxy-1-naphthalenyl)azo]-2,2'-dimethyl[1,1'-biphenyl]-4-yl]azo]-, disodium salt (3701-40-4)
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Hazard and Precautionary Statements (GHS)

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disodium 4-hydroxy-3-[[4'-[(2-hydroxynaphthyl)azo]-2,2'-dimethyl[1,1'-biphenyl]-4-yl]azo]naphthalene-2,7-disulphonate Chemical Properties,Usage,Production

Preparation

4-(4-Amino-2-methylphenyl)-3-methylbenzenamine double nitriding, respectively with the 4-Hydroxynaphthalene-2,7-disulfonic acid and Naphthalen-2-ol coupling.

Properties and Applications

red. Soluble in water for red, soluble in ethanol for orange. The strong sulfuric acid for dark purple, pink is diluted. In water solution to join strong hydrochloric acid for red; Add thick sodium hydroxide solution for orange brown.

Standard Light Fastness Soaping Persperation Fastness Oxygen bleaching Fastness to seawater
Fading Stain Fading Stain Fading Stain
ISO 5 3-4 4-5 4-5 3-4 4-5 4-5 5
AATCC 4-5 4 4 5 3-4 3-4 5 5

disodium 4-hydroxy-3-[[4'-[(2-hydroxynaphthyl)azo]-2,2'-dimethyl[1,1'-biphenyl]-4-yl]azo]naphthalene-2,7-disulphonate Preparation Products And Raw materials

Raw materials

Preparation Products

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disodium 4-hydroxy-3-[[4'-[(2-hydroxynaphthyl)azo]-2,2'-dimethyl[1,1'-biphenyl]-4-yl]azo]naphthalene-2,7-disulphonate Suppliers

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3701-40-4, disodium 4-hydroxy-3-[[4'-[(2-hydroxynaphthyl)azo]-2,2'-dimethyl[1,1'-biphenyl]-4-yl]azo]naphthalene-2,7-disulphonateRelated Search:

disodium 6-amino-4-hydroxy-5-[(4-nitro-2-sulphonatophenyl)azo]naphthalene-2-sulphonate Acid Red 94 Acid Red 92 ROSEBENGALEA dipotassium 3,6-dichloro-2-(2,4,5,7-tetrabromo-6-oxido-3-oxoxanthen-9-yl)benzoate Acid Violet 109 disodium 6-amino-5-[(4-amino-2-sulphonatophenyl)azo]-4-hydroxynaphthalene-2-sulphonate ACID RED 97 (C.I. 22890) DIIODOFLUORESCEIN

  • disodium 4-hydroxy-3-[[4'-[(2-hydroxynaphthyl)azo]-2,2'-dimethyl[1,1'-biphenyl]-4-yl]azo]naphthalene-2,7-disulphonate
  • C.I. Acid Red 99
  • ACIDRED99
  • Acid red 99 (C.I. 23285)
  • 2,7-Naphthalenedisulfonic acid, 4-hydroxy-3-[[4'-[(2-hydroxy- 1-naphthalenyl)azo]-2,2'-dimethyl[1,1'-biphenyl ]-4-yl]azo]-, disodium salt
  • disodium,(3Z)-3-[[3-methyl-4-[2-methyl-4-[(2Z)-2-(2-oxonaphthalen-1-ylidene)hydrazinyl]phenyl]phenyl]hydrazinylidene]-4-oxonaphthalene-2,7-disulfonate
  • C.I.Acid Red 99:C.I.23285
  • 3701-40-4
  • Organics