vat black 16
Vat Black 16
CAS: 1328-19-4
Molecular Formula: C20H9BrClNO2S
vat black 16 - Names and Identifiers
vat black 16 - Physico-chemical Properties
| Molecular Formula | C20H9BrClNO2S |
| Molar Mass | 442.71296 |
| Physical and Chemical Properties | Black powder with metallic luster. Insoluble in water, xylene, soluble in pyridine (blue with brown red fluorescence). Dark purple in concentrated sulfuric acid. In the alkaline solution of sodium hydrosulfite red light purple, in the acidic liquid yellow light brown. |
vat black 16 - Reference Information
| purpose | reduced direct black SNA is mainly used for dyeing cotton fiber and printing cotton fabric, and also used for dyeing Vinylon and viscose fiber. used for dyeing cotton fiber and so on |
| production method | with Violet anthrone (violanthrone, C. Et al. 1.59800) as starting material, reaction with hydroxylamine (or salt of hydroxylamine) in concentrated sulfuric acid to obtain product. After isolation, dilution, filtration, washing, and filtration, the finished product is obtained.. |
Last Update：2024-04-10 22:29:15
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Product Name: Vat direct black SNA Visit Supplier Webpage Request for quotationCAS: 1328-19-4
Tel: +86 0571-86722205
Email: sales@chinaskyrun.com
Mobile: +8618958170122
QQ: 2531159185
Wechat: chinaskyrun
Spot supply
Product Name: Vat direct black SNA Visit Supplier Webpage Request for quotationCAS: 1328-19-4
Tel: +86 0571-86722205
Email: sales@chinaskyrun.com
Mobile: +8618958170122
QQ: 2531159185
Wechat: chinaskyrun
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