| 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;HANSA YELLOW G;HANSA YELLOW;fast yellow g;C.I. Pigment Yellow 1;accospersehansayellowg |
| 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 |
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| 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) |
| Safety Information |
| Risk Statements | 20/21/22 |
| Safety Statements | 26-36/37/39 |
| WGK Germany | 3 |
| Hazardous Substances Data | 2512-29-0(Hazardous Substances Data) |
| Provider | Language |
|---|---|
| Fast Yellow G | English |
| Fast Yellow G Usage And Synthesis |
| 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. |
| 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. |
| 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 |