Synthesis of 4-alkyl-4-(4-methoxyphenyl)cyclohex-2-en-1-ones and 5-alkyl-5-phenyl-1,3-cyclohexadienes from bis(tricarbonylchromium)-coordinated biphenyls

Article abstract of DOI:10.1021/ja00179a024

(η⁶:η⁶-Biphenyl)[Cr(CO)₃] ₂ and (η⁶η⁶4,4'-dimethoxybiphenyl) [Cr(CO)₃]₂ were chemically reduced with lithium anthracenide or lithium naphthalenide in THF to generate s