25307-17-9

2,2''-(9-Octadecen-1-ylimino)bis[ethanol] is used in pethod for preparing high-chroma high-brightness pearlescent pigments.

In a 250mL four-necked flask equipped with a stirring device, add 0.1 mol of 1-bromo-9-octadecene and 0.1 mol of the corresponding diethanolamine, anhydrous sodium carbonate, and add 100mL of anhydrous ethanol as a solvent, 80 ℃ reaction for 8h. After the