Dye|Dye intermediates|Fluorescent Brightener|pigment dye

1,4,5,8-Naphthalenetetracarboxylic dianhydride;[2]Benzopyrano[6,5,4-def][2]benzopyran-1,3,6,8-tetrone

Name: 1,4,5,8-Naphthalenetetracarboxylic dianhydride;[2]Benzopyrano[6,5,4-def][2]benzopyran-1,3,6,8-tetrone

CA Name: [2]Benzopyrano[6,5,4-def][2]benzopyran-1,3,6,8-tetrone

Molecular Structure:

1,4,5,8-Naphthalenetetracarboxylic dianhydride,[2]Benzopyrano[6,5,4-def][2]benzopyran-1,3,6,8-tetrone,[2]Benzopyrano[6,5,4-def][2]benzopyran-1,3,6,8-tetrone,CAS 81-30-1,268.18,C14H4O6

Molecular Formula:C₁₄H₄O₆

Molecular Weight: 268.18

CAS Registry Number: 81-30-1

List of synthetic dyes :

C.I.Disperse orange 32

C.I.Disperse Yellow 58

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This entry was posted on Thursday, June 13th, 2013 at 7:58 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 “1,4,5,8-Naphthalenetetracarboxylic dianhydride;[2]Benzopyrano[6,5,4-def][2]benzopyran-1,3,6,8-tetrone”

1. Disperse Yellow 63 on July 9th, 2013 at 7:59 AM

   […] Methods : 1,4,5,8-Naphthalenetetracarboxylic dianhydride and 3-Methoxypropan-1-amine and Cyano-o-phenylenediamine condensation, […]

2. Disperse Orange 32 on July 17th, 2013 at 5:10 AM

   […] Methods : 1,4,5,8-Naphthalenetetracarboxylic dianhydride and 4-Methylbenzene-1,2-diamine and adjacent 7-hydroxy 2-propanol […]

3. Disperse Yellow 58 on November 11th, 2013 at 2:08 AM

   […] Methods : 1,4,5,8-Naphthalenetetracarboxylic dianhydride and 3-Methoxypropan-1-amine 3,4-dichlorobenzenamine condensation, the closed […]

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