Other grades of this product :
| Fast Yellow G Basic information |
| Product Name: | Fast Yellow G | | Synonyms: | 2-((4-methyl-2-nitrophenyl)azo)-3-oxo-n-phenyl-butanamid;2-[(4-methyl-2-nitrophenyl)azo]-3-oxo-n-phenyl-butanamid;2-[(4-Methyl-2-nitrophenyl)azo]-3-oxo-N-phenyl-butenamide;PIGMENT YELLOW 1;HANSA YELLOW G;HANSA YELLOW;fast yellow g;c.i. 11680 | | CAS: | 2512-29-0 | | MF: | C17H16N4O4 | | MW: | 340.33 | | EINECS: | 219-730-8 | | Product Categories: | Dyes and Pigments;Organics | | Mol File: | 2512-29-0.mol |
| Fast Yellow G Chemical Properties |
| Melting point | >255°C (dec.) | | Boiling point | 546.5±50.0 °C(Predicted) | | density | 1.30±0.1 g/cm3(Predicted) | | vapor pressure | 0Pa at 25℃ | | storage temp. | Amber Vial, -20°C Freezer | | solubility | Chloroform (Slightly, Heated, Sonicated), DMSO (Very Slightly, Heated) | | pka | 8.80±0.59(Predicted) | | Colour Index | 11680 | | form | neat | | color | Yellow to Dark Yellow | | Stability: | Light Sensitive | | LogP | 3.1 at 22.5℃ and pH6 | | CAS DataBase Reference | 2512-29-0(CAS DataBase Reference) | | EPA Substance Registry System | C.I. Pigment Yellow 1 (2512-29-0) |
| Fast Yellow G Usage And Synthesis |
| Uses | The Hansa yellow is a bright monoarylide often used in
trade sales and emulsion paints. They have low opacity in paint films
and are soluble in aromatic solvents. | | Uses | Hansa Yellow is used in method for dyeing keratinous material, comprising the use of an Organosilicon compound, a Chromophoric compound and a film-forming polymer II. | | Preparation | 4-Methyl-2-nitrobenzenamine?diazo, and 3-Oxo-N-phenylbutanamide?coupling. | | Properties and Applications | brilliant yellow. Slightly soluble in ethanol, acetone and benzene. Melting point 256 ℃. The strong sulfuric acid for golden brown, after diluted yellow precipitation; No change in nitric acid; In strong hydrochloric acid solution for red; Sodium hydroxide solution in a dilute no change. And C.I.Pigment Yellow 1 the same chemical structure. |
| Fast Yellow G Preparation Products And Raw materials |
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