Product Feature
2B acid is white, reddish or gray crystalline powder, with characteristics of normal organic amines, slightly dissolving in hot water and not dissolving in cold water, benzene and chlorobenzene, dissolving in ethanol, ether and dilute alkali solution.
Application Specification
2B acid is an important organic pigment intermediate, mainly for compositing fast red BBN and permanent red 2BL.
Physical Properties
2B acid is a yellowish white powdery crystals,soluble in diluted alkali liquor,ethyl alcohol,and diethyl ethernot; soluble in cold water,benzol and chloro-benzena,slightly soluble in hot water.
Chemical Properties
2B acid has the general characteristis of amines,and it can be diazotizated with nitrite in dilute acid.