Dye|Dye intermediates|Fluorescent Brightener|pigment dye

1,3-Bis(4-amino-3-sulfophenyl)urea

Name: 1,3-Bis(4-amino-3-sulfophenyl)urea

CA Name: Benzenesulfonic acid,3,3′-ureylenebis[6-amino-

Molecular Structure:

1,3-Bis(4-amino-3-sulfophenyl)urea,Benzenesulfonic acid,3,3′-ureylenebis[6-amino-,CAS 5858-13-9,402.40,C13H14N4O7S2

Molecular Formula:C₁₃H₁₄N₄O₇S₂

Molecular Weight: 402.40

CAS Registry Number: 5858-13-9

List of synthetic dyes :

C.I.Direct Red 49

C.I.Direct Red 75

C.I.Direct Violet 6

C.I.Direct Brown 152

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This entry was posted on Thursday, June 13th, 2013 at 5:50 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 “1,3-Bis(4-amino-3-sulfophenyl)urea”

1. Direct Red 49 on September 29th, 2013 at 7:16 AM

   […] Methods :1,3-Bis(4-amino-3-sulfophenyl)urea double nitriding, and 7-Aminonaphthalene-2-sulfonic acid (2 Moore) […]

2. Direct Violet 6 on September 30th, 2013 at 7:44 AM

   […] Methods :  1,3-Bis(4-amino-3-sulfophenyl)urea double nitriding, first in acid conditions and 6-Amino-4-hydroxynaphthalene-2-sulfonic […]

3. Direct Brown 152 on October 12th, 2013 at 6:08 AM

   […] Methods : 1,3-Bis(4-amino-3-sulfophenyl)urea double nitriding, and Benzene-1,3-diamine (2 Moore) […]

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