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Monosubstitution of Symmetrical Piperazine-2,5-dione Derivatives

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A new α-haloglycine template for the asymmetric synthesis of amino acid derivatives

E. Tiekink, C. Easton, B. May, 1993 .

Directing Bromination of Piperazine-2,5-diones

C. Easton, C. Chai, J. Harper, 1995 .