SEARCH Articles Figures Tables GOMBERG - BACHMANN - GRAEBE ULLMANN Arylation GOMBERG-BACHMANN-GRAEBE-ULLMANN Gomberg Gomberg-Bachmann biphenyl synthesis Gomberg-Bachmann pinacol Gomberg-Bachmann pinacol synthesis Gomberg-Bachmann process Gomberg-Bachmann reaction Gomberg-Bachmann-Hey process Gomberg-Bachmann-Hey reaction Phase-transfer Gomberg-Bachmann Phase-transfer Gomberg-Bachmann reactions Radical reactions Gomberg-Bachmann The Gomberg-Bachmann-Hey reaction