The first analysis of sporopollenin using H-1 NMR-techniques revealed the p
resence of four phenolic compounds in different amounts. The phenolic compo
unds are tri- or tetrasubstituted. The sporopollenin was isolated and purif
ied from Typha angustifolia by an enzymatic procedure, followed by extracti
on with organic solvents. (C) 1999 Published by Elsevier Science Ltd. All r
ights reserved.