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| OEM | OEM Services Provided |
| Feature | Good stability,Easy to Use |
| Classification | Dyes and Pigments |
| Advantage | Professional, Fast Delivery, Customizable | Samples | Apply for free，Contact us now. |
| Product Name: | Pigment Red 195 |
| Synonyms: | c.i. vat red 13;C.I. 70320;1,1'-diethyl[3,3'-bianthra[1,9-cd]pyrazole]-6,6'(1h,1'h)-dione;Vat Red 13;Vat red 13 (C.I. 70320);Rubine 6B;C.I.Pigment Red 195;3,3-Bianthra1,9-cdpyrazole-6,6(1H,1H)-dione, 1,1-diethyl- |
| CAS: | 4203-77-4 |
| MF: | C32H22N4O2 |
| MW: | 494.54 |
| EINECS: | 224-115-2 |
| Product Categories: | |
| Mol File: | 4203-77-4.mol |
| Boiling point | 587.58°C (rough estimate) |
| density | 1.44 |
| refractive index | 1.6000 (estimate) |
| pka | -1.60±0.20(Predicted) |
| EPA Substance Registry System | [3,3'-Bianthra[1,9-cd]pyrazole]-6,6'(1H,1'H)-dione, 1,1'-diethyl- (4203-77-4) |
| Preparation | The vat dyes (C.I.70315) for ethylation. | |||||||||||||||||||||||||
blue light red. Deep red powder. Insoluble in water. In concentrated sulfuric acid to orange, dilution after deep red precipitation. Alkaline reduction leuco for blue light green; Acid reduction leuco for dark purple. Mainly used for cotton, polyester/cotton blended fabric printing and dyeing, good levelness. Cotton is suitable for direct printing, resist printing, color discharge and white. Also can be used for silk and wool dyeing. After Pigment which is simplified C.I. Pigment Red 195.
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