Molecular Formula | C16H11CrN4O8S |
Molar Mass | 471.34 |
Physical and Chemical Properties | brown powder. In concentrated sulfuric acid for yellow light brown, diluted light brown solution, better solubility in ethanol. Heat resistance, high heat resistance. |
Use | amine-based paint, paint, celluloid, organic glass, aluminum foil colorant. |
EPA chemical substance information | information provided by: ofmpeb.epa.gov (external link) |
Use | the alcohol-soluble yellow-resistant GR is used for coloring coatings, transparent paints, aluminum foils and plastic products. |
production method | 2-hydroxy-3-amino-5-nitrobenzenesulfonic acid, acetoacetanilide as raw materials. The former is first diazotized and then coupled to the latter, followed by addition of a chromium complexing agent to complex the product. The final product was obtained by filtration and drying.. |