Vat Dyes

Vat Dyes

Vat dyes are water-insoluble dyes that become soluble only after reduction to their leuco form, enabling them to penetrate fiber structures before reoxidizing to an insoluble, highly fast pigment. This unique dyeing mechanism yields unmatched wash fastness, light fastness, and chemical resistance. Indigo is the most famous vat dye, but many others produce deep, brilliant shades suitable for cotton, rayon, and other cellulose fibers. Vat dyes are indispensable in denim manufacturing, workwear, military fabrics, and high-performance textiles. Their dyeing process requires controlled reduction–oxidation conditions, making them technically demanding but extremely durable in end-use performance.

n-[(5,8-Dichloro-9,10-Dihydro-9,10-Dioxoanthracen)-1-Yl]-4-Nitrobenzamide CAS NO 39923-17-6

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CAS No.:39923-17-6

Grade:Pharmacy Grade

Content:99.90%

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n-[5,8-Bis[(4-Methylphenyl)Amino]-9,10-Dioxo-Anthracen-1-Yl]-4-Nitro-Benzamide CAS NO 39923-22-3

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CAS No.:39923-22-3

Grade:Pharmacy Grade

Content:99.90%

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R-7050 CAS NO 303997-35-5

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CAS No.:303997-35-5

Grade:Pharmacy Grade

Content:99.90%

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9(10H)-Anthracenone, 1-Amino-4-Hydroxy- (9Ci) CAS NO 344446-29-3

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CAS No.:344446-29-3

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Content:99.90%

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Dibenzo[Lmqrs]Naphtha[3,2,1,8,7-Defgh]Phenanthro[3,4,5-Yzab]Pyranthrene CAS NO 362600-03-1

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CAS No.:362600-03-1

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Content:99.90%

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[(1-Amino-4-Hydroxy-9,10-Dioxo-2-Anthryl)Oxy]-1,6-Cyclohexyl Anthranilate CAS NO 32873-14-6

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CAS No.:32873-14-6

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Content:99.90%

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Bianthrone CAS NO 434-85-5

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CAS No.:434-85-5

Grade:Pharmacy Grade

Content:99.90%

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Flavanthrone CAS NO 475-71-8

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CAS No.:475-71-8

Grade:Pharmacy Grade

Content:99.90%

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