Formation of N,N'-bis -3,6-S-dimethyl-2,5-diketopiperazine during the reaction of ethyl α(S)-benzenebutanoate with di-t-butyl dicarbonate
Reaction of ethyl (α(S)-benzenebutanoate with di-t-butyl dicarbonate in the presence of triethylamine and DMAP gives N,N'-bis-3,6-S-di-methyl-2,5-diketopiperazine in a quantitative yield.
Dikshit, Dinesh K,Panday, Sharad K
p. 788 - 789
(2007/10/02)
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