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35948990177
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In one case where the enone substrate 6m has a β-4methoxyphenyl, a complex mixture product was formed under the identical conditions as described in Scheme 1, from which an aza-Michael adduct 6m-i was separated and confirmed by subsequent reduction and elimination reactions.
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In one case where the enone substrate 6m has a β-4methoxyphenyl, a complex mixture product was formed under the identical conditions as described in Scheme 1, from which an aza-Michael adduct 6m-i was separated and confirmed by subsequent reduction and elimination reactions.
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