Transition metal-promoted oxidations; palladium catalysed carbon-carbon bond formation; organoiron chemistry 1: ferrocene and dienyl iron tricarbonyl cation chemistry; organoiron chemistry 2: iron acyl and -allyltricarbonyliron lactone chemistry; titanocene and zirconocene complexes; arene chromium tricarbonyl chemistry; general techniques for handling air-sensitive compounds. Appendix: suppliers of chemicals, glassware and specialist items.