- Chemical Name Acid Yellow 4R
- CAS No. 12715-61-6
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Buy Quality Acid Yellow 4R 12715-61-6 In Stock with Immediately Delivery
- Molecular Formula: C32H28CoN8O10S2
- Molecular Weight: 809.69
- Appearance/Colour: snuff color powder
- Vapor Pressure: 9.8E-17mmHg at 25°C
- Boiling Point: 629.9 °C at 760 mmHg
- Flash Point: 334.8 °C
- PSA： 301.74000
- LogP: 6.71900
Acid Yellow 4R(Cas 12715-61-6) Usage
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Preparation |
3-Amino-4-hydroxybenzenesulfonamide diazo, and 3-Oxo-N-phenylbutanamide coupling, and then into a 2-1 cobalt complex. Structure and the C.I.Acid Yellow 128 ?the same. |
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Properties and Applications |
brilliant yellow.brown uniform powder, soluble in water, solubility of 50 g/L (80 ℃). The strong sulfuric acid for yellow, diluted light yellow solution; In the thick of sodium hydroxide solution for yellow, diluted light yellow. Its water solution for light yellow. Can be used for wool, silk, nylon, polyvinyl alcohol and dimension/cotton, wool/viscose blended dyed in the wool, silk and nylon fabric printing directly, can also be used for leather coloring. Standard Light Fastness Soaping Persperation Fastness Oxygen bleaching Fastness to seawater Fading Stain Fading Stain Fading Stain AATCC 5 3 2-3 5 4-5 5 |
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Standard |
Light Fastness |
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Fading |
Stain |
InChI:InChI=1/2C16H16N4O5S.Co/c2*1-10(21)15(16(23)18-11-5-3-2-4-6-11)20-19-13-9-12(26(17,24)25)7-8-14(13)22;/h2*2-9,19,22H,1H3,(H,18,23)(H2,17,24,25);/q;;+2/p-4/b2*20-15-;