Process for preparing rhodium-imidazole complex

PURPOSE: Rhodium-imidazole complex of formula [I], (where L 1 and L 2 are ligands comprised olefins, diolefins or N-containing heterocyclic compounds;L 2 is not always needed when L 1 is a bidentate ligand; L m is imidazole or its derivatives). COPYRIGHT: (C)1976,JPO&Japio