How to remove pyridine when I use it as solvent?

Hello everyone! I used pyridine as solvent to synthesize my product 6-(dimethylamino)-2-(4-ethynylphenyl)-1H-benzo[de]isoquinoline-1,3(2H)-dione, then I evaporated it but it wasn't remove as I...

30 July 2021 3,765 4 View