Dye|Dye intermediates|Fluorescent Brightener|pigment dye

7-Benzamido-4-hydroxynaphthalene-2-sulfonic acid

Name: 7-Benzamido-4-hydroxynaphthalene-2-sulfonic acid

CA Name: 2-Naphthalenesulfonic acid,7-(benzoylamino)-4-hydroxy-

Molecular Structure:

7-Benzamido-4-hydroxynaphthalene-2-sulfonic acid,2-Naphthalenesulfonic acid,7-(benzoylamino)-4-hydroxy-,CAS 132-87-6,343.35,C17H13NO5S

Molecular Formula:C₁₇H₁₃NO₅S

Molecular Weight: 343.35

CAS Registry Number: 132-87-6

List of synthetic dyes :

C.I.Solvent Red 33

C.I.Direct Red 108

C.I.Direct Red 81

C.I.Direct Red 85

C.I.Direct Blue 167

C.I.Direct Violet 63

C.I.Direct Red 63

C.I.Direct Red 90

C.I.Direct Violet 64

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This entry was posted on Thursday, June 27th, 2013 at 6:04 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.

3 Responses to “7-Benzamido-4-hydroxynaphthalene-2-sulfonic acid”

1. Direct Violet 63 on October 8th, 2013 at 7:10 AM

   […] Manufacturing Methods : 4-Aminobenzenesulfonic acid diazo, and O-Anisidine coupling, its product to diazo, and 7-Benzamido-4-hydroxynaphthalene-2-sulfonic acid coupling. […]

2. Direct Violet 64 on October 8th, 2013 at 7:11 AM

   […] 4-Aminobenzenesulfonic acid diazo, and 2-Amino-4-methylanisole coupling, its product to diazo, and 7-Benzamido-4-hydroxynaphthalene-2-sulfonic acid […]

3. Direct Red 63 on November 15th, 2013 at 7:11 AM

   […] Methods : 4-Amino-N-(4-aminophenyl)benzamide double nitriding, first and 7-Benzamido-4-hydroxynaphthalene-2-sulfonic acid coupling, again with 2-Hydroxybenzoic acid […]

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