SEARCH Articles Figures Tables Characteristics of Cyclometalation Reactions for Organometallic Intramolecular-Coordination Five-Membered Ring Compounds Cyclization reactions small ring compounds Cycloaddition reactions bridged ring compounds Cycloaddition reactions fused ring compounds Cycloaddition reactions ring compounds from Cycloaddition reactions small ring compounds Four-membered ring compounds photochemical reactions Involvement of three-membered ring compounds in metathesis reactions Miscellaneous Reactions Involving Three-membered Ring Compounds Nitrogen Insertion Reactions of Ring Compounds Palladium ring compound, reaction with Palladium ring compound, reaction with acetylene Reactions of Three-Membered Ring Compounds Reasons Why Organometallic Intramolecular-Coordination Five-Membered Ring Compounds Are Extremely Easily Synthesized Through Cyclometalation Reactions Syntheses of Carbonyl Compounds by Ring-Enlargement Reactions