L 1067 (OTTO) Lanthanum nitrate, 99.9% Cas 10277-43-7 - used as a catalyst for the chemoselective preparation of cyclic and acyclic dithioacetals. L 1067 (OTTO) Lanthanum nitrate, 99.9% Cas 10277-43-7 - used to prepare lanthanum aluminate (LAO) thin films, LaF3 nanocrystals, and bis(indolyl) methanes from indoles.