TY - JOUR A1 - Ryppa, C. A1 - Senge, Mathias O. T1 - Dodecasubstituted porphyrins : an easily accessible type of dendritic porphyrins with tunable properties N2 - Dodecasubstituted dendritic porphyrins with nonplanar macrocycles were synthesized by a convergent approach via Lindsey condensation reactions in good yields Y1 - 2004 UR - https://publishup.uni-potsdam.de/frontdoor/index/index/docId/14828 SN - 0385-5414 ER -