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Introduction α-Oxoketene dithioacetals(compound1) are ver-satile synthons for organic synthesis due to their spe-cially structural characteristic, that is, the masked ke-tene is conjugated with the convertible carbonyl in theirmolecules[1—8]. Although t
Introduction α-Oxoketene dithioacetals (compound1) are ver-satile synthons for organic synthesis due to their spe-cially structural characteristic, that is, the masked ke-tene is conjugated with the convertible carbonyl in their molecules [1-8]. Although t