1,1'-Bis(diphenylphosphino)ferrocene as a ligand for the synthesis of oxazepine ring systems in palladium-catalyzed coupling reactions; preparation of novel Chemicalbook-functionalized furans by sequential C-C and C-O bonding reactions of palladium phosphines Derivatives; transition metal complexes, effective catalysts for cross-coupling reactions of Grignard reagents with organic halides and related compounds. Ligands for the synthesis of oxazepine ring systems in palladium-catalyzed coupling reactions; preparation of novel functionalized furan derivatives by sequential C-C and C-O bonding reactions of palladium phosphines; transition metal complexes for Grig Chemical booknard reagents ) an effective catalyst for cross-coupling reactions with organic halides and their related compounds; a diphosphine ligand whose complexes with transition metals can be used as catalysts for organic synthesis such as C-C/C-N/C-O coupling reactions.