Dye|Dye intermediates|Fluorescent Brightener|pigment dye

4-Hydroxynaphthalene-2,7-disulfonic acid

Name: 4-Hydroxynaphthalene-2,7-disulfonic acid

CA Name: 2,7-Naphthalenedisulfonic acid,4-hydroxy-

Molecular Structure:

4-Hydroxynaphthalene-2,7-disulfonic acid,2,7-Naphthalenedisulfonic acid,4-hydroxy-,CAS 578-85-8,304.27,C10H8O7S2

Molecular Formula:C₁₀H₈O₇S₂

Molecular Weight: 304.27

CAS Registry Number: 578-85-8

List of synthetic dyes :

C.I.Solvent Red 32

C.I.Acid Red 16

C.I.Acid Red 323

C.I.Acid Red 8

C.I.Direct Red 48

C.I.Direct Violet 27

C.I.Acid Red 111

C.I.Acid Red 164

C.I.Acid Red 5

C.I.Acid Red 99

C.I.Direct Blue 35

C.I.Direct Violet 3

C.I.Acid Red 138

C.I.Acid Red 3

C.I.Acid Red 7

C.I.Direct Black 168

C.I.Direct Violet 17

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This entry was posted on Monday, May 27th, 2013 at 6:11 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.

4 Responses to “4-Hydroxynaphthalene-2,7-disulfonic acid”

1. Acid Red 7 on September 12th, 2013 at 1:38 AM

   […] Manufacturing Methods : N-(4-aminophenyl)acetamide diazo, coupled with 4-Hydroxynaphthalene-2,7-disulfonic acid. […]

2. Acid Red 16 on September 12th, 2013 at 2:09 AM

   […] Manufacturing Methods : Naphthalen-2-amine diazo, coupled with 4-Hydroxynaphthalene-2,7-disulfonic acid. […]

3. Acid Red 111 on September 13th, 2013 at 7:11 AM

   […] Methods : 4-(4-Amino-2-methylphenyl)-3-methylbenzenamine double nitriding, respectively with the 4-Hydroxynaphthalene-2,7-disulfonic acid and phenol coupling, garnish with 4-Methylbenzene-1-sulfonyl chloride make phenol hydroxyl […]

4. Acid Red 164 on September 16th, 2013 at 4:33 AM

   […] Methods : 4-(4-Amino-2-methylphenyl)-3-methylbenzenamine double nitriding, respectively with the 4-Hydroxynaphthalene-2,7-disulfonic acid and 3-Oxo-N-phenylbutanamide […]

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