| Company Name: |
Riedel-de Haen AG
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| Tel: |
800 558-9160 |
| Email: |
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| Products Intro: |
CAS:13390-47-1
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| | ACID YELLOW 38 Basic information |
| Product Name: | ACID YELLOW 38 | | Synonyms: | 2,2'-Thiobis[5-[(4-ethoxyphenyl)azo]benzenesulfonic acid sodium] salt;2,2'-Thiobis[5-[(4-ethoxyphenyl)azo]benzenesulfonic acid]disodium salt;Milling Yellow O;Benzenesulfonic acid, 2,2'-thiobis(5-(2-(4-ethoxyphenyl)diazenyl)-, sodium salt (1:2);Einecs 236-465-3;CI 25135;ACID YELLOW 38;2,2’-thiobis[5-[(4-ethoxyphenyl)azo]-benzenesulfonicacidisodiumsalt | | CAS: | 13390-47-1 | | MF: | C28H24N4Na2O8S3 | | MW: | 686.69 | | EINECS: | 236-465-3 | | Product Categories: | | | Mol File: | 13390-47-1.mol |  |
| | ACID YELLOW 38 Chemical Properties |
| | ACID YELLOW 38 Usage And Synthesis |
| Uses | Acid Milling Yellow is an acid dye. | | Preparation | 2-(2-Sulfo-4-aminophenylthio)-5-aminobenzenesulfonic acid double nitriding, and phenol (2 Moore) coupling, and then under pressure to the hydroxyl ethyl with monomer (VCM). | | Properties and Applications | yellow. Soluble in water and ethanol for green light yellow, slightly soluble in acetone. The strong sulfuric acid for cherry red, diluted into a green light yellow. In aqueous solution is to add strong hydrochloric acid have olive to yellow brown precipitation; Add thick sodium hydroxide solution yellowish after precipitation. Used for wool, silk, polyamide fiber dyeing and printing directly. Also used in paper and leather shading.
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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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5
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4-5
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4
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4
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3-4
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4
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4-5
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AATCC
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5
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3-4
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3-4
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4
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3-4
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3-4
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4-5
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| | ACID YELLOW 38 Preparation Products And Raw materials |
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