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ChemInform Abstract: Sequential Substitution/Ring Cleavage/Addition Reaction of 1-(Cyclohex-1-enyl)-piperidine and -pyrrolidine with Chloropyruvates for the Efficient Synthesis of Substituted 4,5,6,7-Tetrahydro-1H-indole Derivatives.
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文摘
The preparation of the required enamine in-situ from cyclohexenone and pyrrolidine is shown, thus leading to an efficient sequential three-component heteroannulation reaction.

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