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| | disodium 4,4'-bis[(4-hydroxy-2-methylphenyl)azo]stilbene-2,2'-disulphonate Basic information |
| Product Name: | disodium 4,4'-bis[(4-hydroxy-2-methylphenyl)azo]stilbene-2,2'-disulphonate | | Synonyms: | disodium 4,4'-bis[(4-hydroxy-2-methylphenyl)azo]stilbene-2,2'-disulphonate;2,2'-(1,2-Ethenediyl)bis[5-[(4-hydroxy-2-methylphenyl)azo]benzenesulfonic acid sodium] salt;C.I.24855;C.I.Acid Yellow 183;5-[(2E)-2-(2-methyl-4-oxocyclohexa-2,5-dien-1-ylidene)hydrazinyl]-2-[(E)-2-[4-[(2Z)-2-(2-methyl-4-oxocyclohexa-2,5-dien-1-ylidene)hydrazinyl]-2-sulfonatophenyl]ethenyl]benzenesulfonate;C.I.Acid Yellow 183:C.I.24855;Acid Yellow 183 | | CAS: | 50814-29-4 | | MF: | C28H22N4Na2O8S2 | | MW: | 652.60582 | | EINECS: | 256-782-0 | | Product Categories: | | | Mol File: | 50814-29-4.mol | ![disodium 4,4'-bis[(4-hydroxy-2-methylphenyl)azo]stilbene-2,2'-disulphonate Structure](CAS/GIF/50814-29-4.gif) |
| | disodium 4,4'-bis[(4-hydroxy-2-methylphenyl)azo]stilbene-2,2'-disulphonate Chemical Properties |
| | disodium 4,4'-bis[(4-hydroxy-2-methylphenyl)azo]stilbene-2,2'-disulphonate Usage And Synthesis |
| Preparation | 1,2-Bis(4-amino-2-sulfophenyl)ethene? double nitriding, and m-Cresol?(2 Moore) coupled. | | Properties and Applications | red light yellow. Used for wool, polyamide fiber fabric dyeing and printing. Levelness medium, discharge sex is very good.
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Standard
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Light Fastness
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Soaping
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Persperation Fastness
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Oxygen bleaching
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Fastness to seawater
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Fading
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Stain
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Fading
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Stain
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Fading
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Stain
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ISO
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6
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4-5
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4-5
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4-5
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| | disodium 4,4'-bis[(4-hydroxy-2-methylphenyl)azo]stilbene-2,2'-disulphonate Preparation Products And Raw materials |
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