Lewatit® K 2621 is a strongly acidic, macroporous, polymer-based resin in spherical bead form, with sulfonic acid groups. It is ideally suited as a heterogeneous catalyst for organic reactions.
A large pore structure, high degree of crosslinking and good mechanical stability enable this catalyst to be used in polar and non-polar media.
Lewatit® K 2621 is particularly suitable for the: