| Pigment Yellow 81 Basic information |
| Product Name: | Pigment Yellow 81 |
| Synonyms: | PIGMENT YELLOW 81;C.I. 21127;2,2′-[(2,2′,5,5′-tetrachloro[1,1′-biphenyl]-4,4′-diyl)bis(azo)]bis[N-(2,4-dimethylphenyl)-3-oxobutyramide];2,2′-(2,2′,5,5′-TETRACHLORO1,1′-BIPHENYL-4,4′-DIYL)BIS(AZO)BISN-(2,4-DIMETHYLPHENYL)-3-OXO-BUTANAMIDE;2,2′-[(2,2′,5,5′-Tetrachloro[1,1′-biphenyl]-4,4′-diyl)bis(azo)]bis[N-(2,4-dimethylphenyl)-3-oxo-butanamide];2,2”-[(2,2′,5,5′-tetrachloro-4,4′-biphenylylene)bis(azo)]bis-2′,4′-acetoacetoxylidide;Benzidine Yellow 10G;Butanamide, 2,2-(2,2,5,5-tetrachloro1,1-biphenyl-4,4-diyl)bis(azo)bisN-(2,4-dimethylphenyl)-3-oxo- |
| CAS: | 22094-93-5 |
| MF: | C36H32Cl4N6O4 |
| MW: | 754.49 |
| EINECS: | 244-776-0 |
| Product Categories: | Organics |
| Mol File: | 22094-93-5.mol |
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| Pigment Yellow 81 Chemical Properties |
| Boiling point | 821.0±65.0 °C(Predicted) |
| density | 1.38 |
| pka | 0.05±0.59(Predicted) |
| form | Powder |
| LogP | 0.5 at 25℃ and pH7 |
| EPA Substance Registry System | Butanamide, 2,2′-[(2,2′,5,5′-tetrachloro[1,1′-biphenyl]-4,4′-diyl)bis(azo)]bis[N-(2,4-dimethylphenyl)-3-oxo- (22094-93-5) |
| Safety Information |
| Pigment Yellow 81 Usage And Synthesis |
| Uses | Pigment Yellow 81 is an organic azo pigment used for dying fabrics, and in artist paints. Pigment Yellow 81 is also used in the pigmentation of polyurethane via electron-beam curing. |
| Properties and Applications | TEST ITEMSSPECIFICATIONAPPEARANCEYELLOW POWDERSHADEHIGHLY GREENISHHEAT RESISTANCE220 °C minLIGHT FASTNESS7ACID RESISTANCE5ALKALI RESISTANCE5FASTNESS TO BLEEDING5OIL ABSORPTION40-45%SPECIFIC SURFACE27 m 2 /gDENSITY1.60 g/cm 3RESIDUE ON 80 MESH5.0% maxWATER SOLUBLE1.0% maxVOLATITE 105 °C1.0% maxTINTING STRENGTH100-105 % |
| Pigment Yellow 81 Preparation Products And Raw materials |
| Raw materials | 2′,4′-Dimethylacetoacetanilide–>2,2′,5,5′-Tetrachlorobenzidine |