Title: Untersuchungen des Reaktionsverhaltens der Systeme Natrium-Tetrahydroborat/Cyclooktaschwefel; Natriumtetrahydroborat/Kohlenstoffdisulfid, THF-Boran/Jod, THF-Boran/Thiophenol, THF-Boran/Triphenylchlormethan, THF-Boran/Kohlenstoffdisulfid