Packaging 1, 5 g in glass bottle Application A versatile reagent used in Michael addition reactions1 for synthesis of lignans.2 Also employed in three-component Michael-Aldol reactions with an aldehyde anda thiolate3 or carbanion.4
• Reaction with lithiated o-methylbenzophenone derivatives gives fused tricyclic products which are readily converted to arylnaphthofuranone lignans: J. Chem. Soc., Perkin 1, 3013 (1995):