Dye|Dye intermediates|Fluorescent Brightener|pigment dye

6-Amino-4-hydroxynaphthalene-2-sulfonic acid

Name: 6-Amino-4-hydroxynaphthalene-2-sulfonic acid

CA Name: 2-Naphthalenedisulfonic acid,6-amino-4-hydroxy-

Molecular Structure:

6-Amino-4-hydroxynaphthalene-2-sulfonic acid,2-Naphthalenedisulfonic acid,6-amino-4-hydroxy-,CAS 90-51-7,239.25,C10H9NO4S

Molecular Formula:C₁₀H₉NO₄S

Molecular Weight: 239.25

CAS Registry Number: 90-51-7

List of synthetic dyes :

C.I.Reactive Black 31

C.I.Mordant Red 57

C.I.Acid Red 231

C.I.Acid Red 301

C.I.Acid Red 34

C.I.Acid Red 42

C.I.Acid Red 57

C.I.Mordant Black 74

C.I.Mordant Red 90

C.I.Acid Red 266

C.I.Acid Red 32

C.I.Acid Red 361

C.I.Acid Red 440

Acid Blue 117

C.I.Mordant Red 26

C.I.Acid Red 118

C.I.Acid Red 30

C.I.Acid Red 337

C.I.Acid Red 37

C.I.Acid Red 54

C.I.Acid Violet 1

C.I.Acid Violet 11

C.I.Acid Violet 14

C.I.Acid Brown 122

C.I.Acid Brown 32

C.I.Acid Brown 90

C.I.Direct Black 1

C.I.Direct Black 10

C.I.Direct Black 103

C.I.Direct Black 14

C.I.Direct Black 141

C.I.Direct Black 150

C.I.Direct Black 164

C.I.Direct Black 17

C.I.Direct Black 196

C.I.Direct Black 197

C.I.Direct Black 198

C.I.Direct Black 2

C.I.Direct Black 21

C.I.Direct Black 22

C.I.Direct Black 27

C.I.Direct Black 29

C.I.Direct Black 3

C.I.Direct Black 32

C.I.Direct Black 36

C.I.Direct Black 48

C.I.Direct Black 49

C.I.Direct Black 51

C.I.Direct Black 56

C.I.Direct Black 74

C.I.Direct Black 75

C.I.Direct Black 80

C.I.Direct Black 86

C.I.Direct Black 9

C.I.Direct Red 1

C.I.Direct Red 13

C.I.Direct Red 43

C.I.Direct Red 75

C.I.Direct Blue 132

C.I.Direct Blue 175

C.I.Direct Blue 183

C.I.Direct Blue 2

C.I.Direct Blue 239

C.I.Direct Blue 26

C.I.Direct Blue 38

C.I.Direct Blue 51

C.I.Direct Blue 96

C.I.Direct Green 43

C.I.Direct Violet 1

C.I.Direct Violet 37

C.I.Direct Violet 4

C.I.Direct Violet 42

C.I.Direct Violet 6

C.I.Direct Violet 62

C.I.Direct Brown 14

C.I.Direct Brown 153

C.I.Direct Brown 166

C.I.Direct Brown 186

C.I.Direct Brown 190

C.I.Direct Brown 2

C.I.Direct Brown 20

C.I.Direct Brown 223

C.I.Direct Brown 33

C.I.Direct Brown 43

C.I.Direct Brown 46

C.I.Direct Brown 56

C.I.Direct Brown 57

C.I.Direct Brown 68

C.I.Direct Brown 69

C.I.Direct Brown 73

C.I.Direct Brown 93

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This entry was posted on Wednesday, May 29th, 2013 at 3:55 AM and is filed under Dye intermediates. You can follow any responses to this entry through the RSS 2.0 feed. You can leave a response, or trackback from your own site.

13 Responses to “6-Amino-4-hydroxynaphthalene-2-sulfonic acid”

1. Acid Red 37 on September 12th, 2013 at 7:39 AM

   […] Methods : 4-Acetamido-2-aminobenzenesulfonic acid diazo, and 6-Amino-4-hydroxynaphthalene-2-sulfonic acid  in acid conditions […]

2. Acid Red 42 on September 12th, 2013 at 7:47 AM

   […] Methods : 2-(Phenylsulfonyl)benzenamine diazo, and 6-Amino-4-hydroxynaphthalene-2-sulfonic acid  in acid conditions […]

3. Acid Red 231 on September 16th, 2013 at 8:21 AM

   […] Methods : N-(4-aminophenyl)acetamide diazo, and 6-Amino-4-hydroxynaphthalene-2-sulfonic acid  in acid conditions […]

4. Acid Red 337 on September 17th, 2013 at 7:57 AM

   […] Methods : 2-(Trifluoromethyl)benzenamine diazo, and 6-Amino-4-hydroxynaphthalene-2-sulfonic acid  in acid conditions […]

5. Acid Violet 1 on September 18th, 2013 at 3:29 AM

   […] Methods :   2-Amino-5-nitrobenzenesulfonic acid diazo, and 6-Amino-4-hydroxynaphthalene-2-sulfonic acid in acid conditions […]

6. Acid Brown 122 on September 25th, 2013 at 2:05 AM

   […] Methods :   6-Amino-4-hydroxynaphthalene-2-sulfonic acid  diazo, Coupled with resorcinol, 4-Nitrobenzenamine diazo, and the generation of single […]

7. Direct Red 43 on September 29th, 2013 at 6:57 AM

   […] first coupling with 3-Aminonaphthalene-2,7-disulfonic acid, and then in acid conditions and 6-Amino-4-hydroxynaphthalene-2-sulfonic acid acid […]

8. Direct Blue 96 on October 10th, 2013 at 5:36 AM

   […] Methods : 2-Amino-5-nitrobenzenesulfonic acid diazo, in acid conditions and 6-Amino-4-hydroxynaphthalene-2-sulfonic acid acid matches, will the nitro reduction, again diazo, in acid conditions and […]

9. Direct Black 21 on October 12th, 2013 at 7:46 AM

   […] Methods : N-(4-aminophenyl)acetamide diazo, in alkaline conditions and 6-Amino-4-hydroxynaphthalene-2-sulfonic acid, hydrolysis amido group, and a double nitride, first with 8-Aminonaphthalene-2-sulfonic acid […]

10. Acid Red 266 on November 14th, 2013 at 1:17 AM

    […] Methods : 4-Chloro-2-(trifluoromethyl)benzenamme diazo, and 6-Amino-4-hydroxynaphthalene-2-sulfonic acid  in acid conditions […]

11. Direct Red 88 on November 15th, 2013 at 7:27 AM

    […] Manufacturing Methods : 4-(4-Aminophenyl)benzenamine double nitriding, respectively with 2-Hydroxybenzoic acid and 6-Amino-4-hydroxynaphthalene-2-sulfonic acid coupling. […]

12. Direct Brown 223 on November 18th, 2013 at 8:15 AM

    […] double nitriding,first coupled with 2-Hydroxybenzoic acid , and then in alkaline conditions and 6-Amino-4-hydroxynaphthalene-2-sulfonic acid  […]

13. Mordant Red 26 on November 19th, 2013 at 7:32 AM

    […] : 2-Hydroxy-5-(2-amino-4-sulfophenylsulfonyl)benzoic acid diazotization, under acid condition and 6-Amino-4-hydroxynaphthalene-2-sulfonic acid […]

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